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Flashcards in Engineer Deck (349)
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0

It is the responsibility of the engineer to enter maintenance and inventory information into the fire department intranet vehicle maintenance page by ______?

-1000 hrs

1

What is the acceptable amount of water leaking from the pump packing before a mechanic needs to be notified?

-10 drops per minute

2

Name of streets, listed in order from east to west are?

-Avenue, Drive, Lane

3

What is the maximum tire pressure?

-120 psi

4

If the truck turns over but fails to start, do not run the starter for longer than _______?

-30 seconds

5

The apparatus main hydraulic system is the ______?

-Power steering unit

6

A large flammable liquid spill is defined as ______.

-More than 10 gallons

7

The engineer is responsible for the condition of all equipment on the apparatus including cleanliness and working condition. True or false?

-True

8

And exterior fire attack that supports: protecting exposures, stopping forward progress of fire and bringing it under control is called what?

-Defensive strategy

9

What is the friction loss for L191(ALF)?

-45 psi

10

Which is not true for friction loss relationship?

-As length increases, resistance decreases

11

The _______ is responsible for placing fire apparatus out of service.

-Company officer

12

Offense of strategy is a rapid interior attack that supports all but which choice?

-Securing utilities

13

All of the following are indications of cavitations except _______?

-Increase in pump pressure, decrease in pump speed

14

CAFS is abbreviation for _____?

-Compressed Air Foam Systems

15

Air tanks on apparatus should have approximately ______ per tank.

-120

16

When performing roof operations where should the ground ladders be placed?

-Unburned side at the corner

17

When the first due engine company is approaching an obvious working fire, the engineer will decide if a supply line will be laid. True or false?

-False

18

What is the friction loss for a Rosen Bauer pumper?

-15

19

The use of excessive amounts of water, leaking couplings or nozzles may increase?

-Increases property loss inside the structure, and hinder fire investigations

20

Which is a reason to get a prime to the pump?

-Tank to valve open

21

If you have an apparatus with an maintenance battery that needs fluid, if possible you should use _______.

-Distilled water

22

Whose responsibility is it to ensure that the insurance paperwork and truck registration is present?

-Engineer

23

When you are pumping 500 GPM, your static pressure drops from 80 psi to 64 psi. What is the percentage drops?

-20%

24

Implementation of the passport system will occur at any incident that requires the use of a ______?

-Use of SCBA

25

The maximum pressure sprinkler connections are able to be pumped are at ______ psi.

-200

26

The truck alternator with the apparatus running should read between _______, outside of this range the alternator should be reported.

-12.5-14

27

Apparatus on the fire ground are working or _______.

-Parked

28

Half mile between Peoria and cactus is _______?

-Cholla

29

When does level one staging go into affect?

-When three or more companies responding to the same incident

30

Placement of apparatus on the fire ground is a reflection of?

-Tactical objectives and priorities

31

In accordance with NFPA 1911, how often does the pump need to be tested?

-At least annually, after major repairs to the pump, after any modifications to pump

32

Static pressure is defined as the amount of pressure available from the hydrant or supply line after waters flowing? True or false?

-False

33

Bell Road hundred block is ______.

-17000

34

In the absence of a ladder company response, command may assign ladder functions to a engine company. True or false?

-True

35

How long to pump test records and certificates need to be maintained?

-Period no less than three years

36

The types of primer pumps used by Peoria Fire Department are rotary vane or air primers. True or false?

-True

37

When is pumped water supply necessary?

-When large volumes of water are needed on the fire ground.

38

If a gated wye or standpipe is flowing less than ______ GPM, you do not add that friction loss.

-350 GPM

39

Under search priorities, which one is our first priority?

-Endangered victims on the fire floor

40

To prime a pump, put the truck in pump, open the "tank to pump" valve and increased throttle to _______ RPMs?

-1000

41

In Peoria Fire Department apparatus, what type of foam will be used for CAFS?

-Class A

42

Even numbered addresses are west and south. True or false?

-False

43

When responding code 3 and approaching an intersection with a four way stop, you may proceed with only slowing down if traffic permits. True or false?

-False

44

Which of the following statements is not correct?

-50 psi is standard pressure for master stream nozzles

45

Which of the following is not the best way to cool a pump?

-Open auxiliary engine cooler

46

When dealing with a hot engine, only as a last resort should you open the radiator refill valve. True or false?

-True

47

Any new cracks or stars in the windshield should be _______?

-Written up and called in for repair immediately

48

True or False, it is best to check the engine oil dipstick for proper oil level while the truck is running.

-False

49

The pump operator can control the pressure of each handline by increasing/decreasing the amount that each discharge valve is open. This can only be set when water is ______?

-Flowing

50

The minimum size of hoseline for fighting car fires is _______ handline.

-1 1/2" Handline

51

Which is a ladder function?

-Loss control, search and rescue/treatment, forcible entry

52

A non-pumped 500 ft 4" supply line can flow _____?

-800 GPM

53

Personnel are at great risk operating around or near traffic. How can members help protect themselves?

-Never trust traffic, engage protective parking, use cones and flares when safe to use.

54

When is it appropriate to leave apparatus unattended?

-Emergency incidents and training

55

Odd number addresses are on the south and east. True or false?

-True

56

Fixed gallon nozzle with 100 psi at the nozzle will flow approximately ______ GPM?

-225

57

The engineer only needs to perform an apparatus inventory on a weekly truck check? True or false?

-False

58

Tire pressure should not drop below ______?

-100 psi

59

When responding code 3 under favorable conditions, the max speed allowed over the posted speed limit?

-10 mph

60

Where are adult oriented materials allowed?

-Private sleeping quarters

61

What pressure is used to test 4 inch supply line?

-300 psi

62

Setting the pressure gauge by gating down only works while water is flowing. True or false?

-True

63

Apparatus should be placed approximately _____feet from the involved buildings.

-30

64

What is the hundred block for Peoria Avenue?

-10600

65

Whenever a water supply is established to operate a ladder pipe, ______ must be laid between the key pump at the hydrant and the forward pump at the ladder.

-Two supply lines

66

Building with unconventional geographic positioning, alphabetical designations are provided in a ______ flow around the building.

-Clockwise

67

The proper sequence for deploying the ladder is ______, ________, and ________.

-Elevate, rotate, and extend

68

With the battery switch turned on, your voltmeter should read approximately ________ volts.

-12–14

69

Apparatus placement for all vehicle fires should be down wind and uphill? True or false?

-False

70

Smoking or use of tobacco products is prohibited in all city buildings and vehicles including fire apparatus. True or false?

-True

71

Who is responsible for placing apparatus on scene?

-Captain

72

Hundred block for pinnacle Peak Road is ______?

-23400

73

Off duty personnel have option to take appropriate actions to protect life and property during emergency incidents. True or false?

-

74

Which had more friction loss, a 1 3/4" Hanline flowing 200 GPM or a 2 1/2" and 200 GPM?

-1 3/4" Handline

75

Normal operating range for oil pressure is between ______?

-20 to 60 PSI

76

When lubricating the rollup doors on a Peoria Fire Department apparatus, ______ spray is to be used.

-Silicone spray

77

In some situations it may be necessary to delay search and rescue in order to raise ladders to reach victims? True or false?

-True

78

How much psi is added per floor when calculating friction loss above grade?

-5 psi

79

Dry Class A foam(CAFS @ 1%)can be used to extinguish a small flammable liquid fire i.e. car fire with leaking fuel tank. True or false?

-True

80

On the fire ground, who has authority to utilize emergency traffic?

-Any member on scene

81

Which is the maximum pressure handlines can be pumped?

-250 psi

82

The engineer becomes ______ for those crews that took hose lines off his/her apparatus.

-Accountability officer

83

At idle, a truck engines RPM should be approximately ______?

-550 to 650

84

Whose responsibility is it that all assigned equipment and apparatus is checked every day?

-

85

Maximum code 3 speed through an intersection shall be the posted speed limit. True or false?

-True

86

The definition of cavitation is?

-An increase in rpm without an increase in pump discharge pressure

87

Fuel spills can be divided into two categories. Spills or less than _____ gallons and large bills that are more then ______ gallons.

-10 and 10

88

Support services should be notified via target solutions about PM within ______ miles.

-200

89

The transmission temperature gauge measures the fluid temperature inside of the transmission. On hot days it should read about the same temperature as the water temperature, or little lower. True or false?

-True

90

Using the rule of eight, a 1 3/4" tip flows ______?

-800 GPM

91

Dry foam provides adequate thermal protection. True or false?

-False

92

What is not an engine function?

-Utility control

93

What pressure is used to test all handlines?

-400 psi

94

To check brake adjustment, make sure the parking brake is set. Start with your foot on the brake pedal, shift into drive, take your foot off the break and slowly throttle to ______ rpm's for _______ seconds.

-1000 and 5

95

What is the friction loss for the Elkhart portable monitor?

-15 psi

96

According to NFPA 1914, how often do apparatus equipment with Ariel devices need to be tested?

-Testing needs to be performed annually

97

The proper water temperature for radiator is normally between ______ and ______?

-180 and 210

98

When emergency vehicles must travel in the center or oncoming traffic lanes max speed is _____?

-20 mph

99

When flowing 200 GPM, your hydrant pressure dropped from 90 psi to 85 psi. Approximately how much water may still be available?

-Up to 3x current flow

100

Hydrant Flow Percentage Drop

0-10%= up to 3x current flow
11-15%= 2x
16-25%= 1x
>-26%= less than current flow

101

5 steps to safety on fire ground

1. Size up
2. Risk management
3. Strategy
4. IAP
5. Tactical Objectives

102

Penetrating Nozzle

-95gpm @ 100psi NP

103

Multiple Lines at Different Lengths

-Add the length of all lines supplying appliance or truck. Divide the total length by the number of lines. Then figure FL using the resulting length.

104

Intake Pressure

-The pressure at the pump intake.

105

Which of the following is not the best way to cool a hot pump?

Open auxiliary engine cooler

106

Apparatus placement for all vehicle fires should be downwind an uphill.

-False

107

P.M. Is due every....miles?

-6000 miles

108

Compressed Air Foam System (CAFS)

-Two foam units used are...
FoamPro:
• ALF Pumpers
• Brush Truck
Waterous:
• Rosenbauer

STEPS:
1. Turn CAFS on/Engage compressor
2. Start in UNLOAD position
3. For CAFS select AUTO
4. For Foam Solution or Water select UNLOAD
5. For auxiliary air select AUTO
6. Verify air pressure close to PDP
7. Verify foam pump on
8. Default foam percentage is 0.3%, you may set for less
9.PDP is set at 100psi

*.3%-.5%=CAFS
*.5%-1.0%=Class A Foam
*3.0%-6.0%=Class B Foam

109

4Ln.

-44000 N. Castle Hit Springs

110

How many degrees below grade can aerial be lowered?

-10 degrees over compartment L1 and L2

111

Mission Statement

-We are committed to protecting and caring for our neighbors, our guest and each other while maintaining the community's trust and respect through superior life safety services.

112

Friction Lose Formula for LDH

-Q(Q-1)/4
-Q=GPM/100

113

1. Battery voltage should read....

2. What can we do to maintain batteries?

1. 12-14volts

2. Check for cleanliness. Trays should lick and slide easily, fill cells 3/4" from the top, check clamps are tight on battery post, check for corrosion, battery should be clamped in the compartment.

114

To work over the cab, aerial must be raised at least how many degrees?

-45 degrees or more

115

The types of primer pumps used by Peoria fire department are Rotary vein or air primers.

-True

116

10Ln.

-41835 N. Castle Hot Springs

117

Smooth Bore Master Streams

-80psi

118

Priorities on Fire Incident (3)

1. Primary all clear (all clear)
2. Fire control (under control)
3. Loss control (loss stopped)

119

1. Pump Types
2. What does Peoria use?

1. Single stage
Two stage

2. Peoria uses single stage

120

Flow Pressure

-Is the forward velocity of water at a discharge opening.

121

-Do not set up outriggers over.....

-Sidewalks
-Storm drains
-Manhole covers

122

E1 has 100' of 4" hose to standpipe and is flowing 150 GPM from a 100' of 1 3/4" Handline from the fourth floor, what is E1's pump discharge pressure?

.

123

Which of the following is not true for friction loss relationships?

-The reverse is false for each one of these

124

Max. GPM without hydrant being pumped?

-800gpm

125

Gating Down

-The pump operator can control the pressure of each line by increasing or decreasing the amount that each discharge valve is open. This can only be set while water is flowing.

126

You are pumping from a hydrant 500 GPM, it's a static pressure drops from 80 psi to 64 psi, what is the percentage of drop?

-20 percent

127

Which has more friction loss, a 1 3/4" Handline following 200 GPM or a 2 1/2" Handline flowing 200 GPM?

-1 3/4" Handline

128

Talk about Telma

-You feel the Telma as opposed to hearing it. The Telma works magnetically on the drive train and is mounted in line with the drive shaft near the rear differential. driveline retarders

129

What determines FL?

-Volume of water flowing per minute

130

Air tanks on the apparatus should have approximately ____ per tank.

-120psi

131

Pressure Governor works by....

-In PRESSURE mode the governor maintains a constant PDP. The discharge pressure is monitored and compared to the selected pressure setting, the engine RPM is varied to keep the discharge pressure at the selected setting.
-In RPM mode the governor maintains a constant engine RPM. The PDP is monitored, it can vary but is limited to an increase of 30psi. If the discharge pressure increase 30psi, the pressure governor automatically lowers the engine RPM to reduce the discharge pressure.

132

Cavitation can be caused by...

-Pump overheating due to lack of water flow
-Trying to pump more water than is available

133

Master Stream Nozzle

-80psi Nozzle Pressure

Tip Size. Flow Rate
1 1/4" 400gpm

1 3/8". 500gpm*

1 1/2". 600gpm*

1 5/8". 700gpm

1 3/4". 800gpm*

1 7/8". 900gpm

2". 1000gpm*

134

What happens if Peoria's newer engines lose all electrical capabilities?

-Pump is out of service

135

What is the maximum pressure Handlines can be pumped?

-250psi

136

Key & Forward Engine

Key- pumper positioned on hydrant "relay" increases water pressure from hydrant

Forward Engine- parked in attack position on fire ground and normally at distance from hydrant

137

3 modes of command

1. Nothing showing-investigative mode

2. Fast attack-mobile command mode

3. Command mode-stationary command mode

138

Portable Monitor/Base Factors

-Monitors = 15psi
-Base = 15psi

139

What is the interior diameter of the small chamber of the humat?

-4"

140

Standard Attack Team

-2 engines and 1 ladder

141

Placing cones/flares

25mph 65ft
40mph 105ft
60mph 160ft

*DAY-all lights on
*NIGHT-turn headlights off, use flashers

142

Hydraulics

-A branch of engineering that deals with the properties of fluids(water) in motion and at rest.

143

Oil Pressure Gauge

-20-60psi

144

Centrifugal Pumps

-On all Peoria FD Apparatus
-Classified as a non-positive displacement pump since it does not pump a defined amount if water with each revolution.
-The centrifugal pump imparts velocity to the water and converts it to pressure within the pump itself.
-The operation is a rapidly revolving disk tends to throw water, introduced at its center, towards the outer edge of the disk. The faster the disk is turned, the farther the water is thrown due to more velocity the water has.

145

When should you notify the mechanics via a Hansen work order that a PM is due?

-Within 200 miles

146

Properties of Water

-Can't be compressed
-Weighs about 8 pounds per gallon
-Weighs about 62 pounds per cubit foot
-Weighs about 0.5 pounds per foot

147

Tire Tread

- 4/32 for front
- 5/32 notify mechanic
-2/32 for rear

148

Relief valve on ladder set at?

-250psi

149

Ladder Set-Up Procedure Pt. 4

-Walk around truck and ensure everything is properly set-up and truck is leveled and clear of obstructions.

*IMPORTANT* Aerial Waterway Drain Valve should be PULLED OUT in the OPEN POSITION before performing aerial operations. Located on the ENG. side of the truck near the Intake. If closed it will cause the aerial waterway to collapse.

-One person set-up is complete.

150

Any new stars or cracks in the windshield should be_____.

-written up and called in for repair immediately

151

Risk Management Plan

- we may risk our lives a lot to protect savable lives
- a little to protect savable property
- not risk our lives at all to save what is already lost.

152

What is the secondary breaking system on a pumper?

-Telma/Jake

153

Maximum Pressures

-Handlines=250psi max
-4" Supply Lines=250psi max

154

Odd numbered addresses are on the south end east side of the street.

-True

155

1. What size is Peoria's steamers?

2. Glendale?

1. 4.5 inch

2. 4 inch

156

800 Rule

-If the hose lay is 800' or more and/or the volume is 800GPM or more, a second supply line should be used.

157

Street Names & Hundred Block

-Bethany Home = 6000
Maryland = 6500
-Glendale = 7000
Orangewood = 7500
-Northern = 8000
Butler = 8500
-Olive = 9000
Mountain View = 9800
-Peoria = 10600
Cholla = 11400
-Cactus = 12200
Sweetwater = 13000
-Thunderbird = 13800
Acoma = 14600
-Greenway = 15400
Paradise Lane = 16200
-Bell = 17000
Grovers = 17800
-Union Hills = 18600
Utopia = 19400
-Beardsley = 20200
Rose Garden Lane = 21000
-Deer Valley = 21800
Williams = 22600
-Pinnacle Peak = 23400
Calle Lejos = 24200
-Happy Valley = 25000
Honeysuckle = 25750
-Jomax = 26600
Pinnacle Vista Dr. = 27400

158

Ladder Factors

-All=45psi

159

SCBA's must be worn until the CO drops below ______ ppm.

-35

160

When emergency vehicles must travel in the center or oncoming traffic lanes maximum speed is ______?

-20mph

161

On highway how far should the last cone be?

-160ft

162

Hydrostatic Pressure

-refers to the force exerted by the weight of water measured in PSI. Head pressures is the same except it is measured in feet of water.

163

Car Fires

-placed uphill/upwind
-possibly use apparatus to protect the scene from traffic or cones/flares

164

The engineer/move up engineer only needs to perform an apparatus inventory on a weekly truck check.

-False

165

Ladder Set-Up Procedure Pt. 2

-Look at the apparatus leveling indicators located between the L1 and L2 compartments mounted on the side of the L2 compartment.
*Rule of Thumb lift low side first

STEP 5- Turn on fast idle. Grab the 3rd and 4th levers(handles) from the left or front. Press down to extend (go out) and pull up to retract(bring beams in). Push down and extend beams all the way out.
*Rear beams do not extend out as far as front beams.

Set auxiliary jack pads under jacks with handles up and in towards the truck. Levers 2 and 5 operate the jacks up and down. Press down to extend the jacks down. Raising the truck evenly until the ball in the leveling indicator is at the 1st white line in the green area or just past, and/or until the bulge is taken out of the rear tires.
*DO NOT lift the rear tires from the ground.

166

The proper water temperature for the radiator is normally between ____ and ____ degrees.

-180 to 210

167

Cavitation can result in...

-Loss of prime
-Vibration
-Pump damage

168

What is the acceptable amount of water leaking from the pump packing for a mechanic should be notified?

-10 drops/minute

169

It is best to check the engine dipstick for proper oil level while the truck is running.

-False

170

Peoria Acronym?

Professional
Ethical
Open
Responsive
Innovative
Accountable

171

Hot Engine

-Due to hot climate:
•Fog spray under truck in front of radiator
•Fog spray directly on radiator
•Open auxiliary engine cooler:
a. This flows water from the pump through a heat exchanger in the radiator thus removing heat from the engine
b. But, this only works well if the pump water is cool
•Open radiator refill
a. CAUTION, use only as last resort
b. Sends pressurized water directly into the radiator
c. Cracks radiator cap first

172

What factor should the pump operator consider to calculate the correct engine pressure?

-Type of Nozzle
-Friction loss
-Any appliances
-Elevation

173

What is the interior diameter of the main upper chamber of the humat?

-5 1/2"

174

Pressure

-Is the application of force by one object against another. The force we work with in the fire device is water pressure.

175

When responding code 3 and approaching an intersection with a four way stop, you must proceed with only slowing down if traffic permits.

-False

176

Which of the following statements is not correct?

-50 psi is the standard pressure for master stream nozzles

177

What % of ff's injuries and death are caused by vehicle collisions while responding and returning from emergency calls?

-15-20%

178

Relay Pumping

EP=FL + 20.
-Need to know the forward engines GPM to calculate FL. Supply a minimum of 20psi intake pressure

179

When applying the safety pins to the deployed outriggers, leave them out approximately half-inch.

-True

180

Hose Testing

-All Handlines are tested at 400psi
-4" supply line is tested at 300psi

181

When dealing with a hot engine, only as a last resort should you open the radiator refill valve.

-True

182

Upper chamber if the humat is controlled by what?

-Butterfly valve

183

Hose Coefficients

-1 3/4" n = 3
-2 1/2" n = 1

184

Retrieving ALS personnel from the hospital

-when possible have ambo return medics
-units may retrieve from AH, T-Bird, BM, BE, JCLDV or both medics ride in or incident is closer to hospital than FS or when ambo can't return medics
-avoid going out of geo. area, units with 3 people go available BLS

185

When can you leave the apparatus unattended?

-Emergencies and training academy

186

How many degrees to clear floodlights and equipment mounted on the Ladder?

-15 degrees up angle

187

Alternator gauge

-12.5-14volts

188

Rescue Efforts(4)

1. Most severely threatened
2. Largest number
3. Remainder of fire area
4. Exposed fire area

189

The definition for cavitation is?

-An increase in RPM without an increase in pump discharge pressure

190

1. Landing Zone

2. How far away should treatment sector be?

3. How far away should crowd be?

1. 100' x 100'
60' x 60' (touchdown)

2. 300'

3. 200'

191

Lowering Platform

-Retract, Rotate, Lower

192

Frictional Loss Relationships

-As flow increases, resistance increases
-As diameter increases, resistance decreases
-As length increases, resistance increases
-The reverse is true for each of these

193

E1 is pumping a 2 1/2" handline 150' long flowing a fog nozzle set at 250 GPM. What is E1's pump discharge pressure?

-122.5psi

194

NFPA Standards

Driver Operator 1002

Areal Device Testing 1914

Hose Testing 1964

Pump Testing 1911

195

To check the brake adjustment, make sure the parking brake is set. Start with your foot on the brake pedal, shift into drive, take your foot off the brake and slowly throttle to ____ RPMs for ____ seconds.

-1000rpms, 5seconds

196

Engine Pressure Formula

EP=NP+FL+Appliance+Elevation

197

Friction Loss

-Friction is created when two objects move against each other.
-Friction loss is the amount of pressure lost by the waters contact with the hose, appliance, and apparatus.

198

With the pump boss pressure governor, the pump discharge pressure is monitored: it can vary but is limited to an increase of 30 PSI. If the discharge pressure increases 30 psi, pressure governor automatically lowers the discharge pressure, which mode does this occur?

–RPM Mode

199

1. Under favorable conditions driving code 3, what is the maximum speed authorized?

2. Less than favorable conditions?

1. 10mph over posted speed limit

2. Posted speed limit

200

Structural Collapse Ops.

-Spot apparatus safe from secondary collapse
- 1 1/2 times the height of the building

201

Pumpers rated at what GPM?

-1500GPM

202

Priming from Tank Water Operation

1. Put truck into pump
2. Open "tank to pump" valve
3. Increase throttle to 1000 RPMs(min of 500rpms)
4. Operate primer long enough (less than 45 seconds) to discharge a steady stream of water

203

Pump Capacity

-Pumps are designed to discharge their rated GPM from draft. This means that the actual capacity can be greater depending on your water supply.

204

Centrifugal Pumps

-Will not pump air
-Can pump large volumes

205

Who is ultimately responsible for the apparatus?

-Captain

206

West of Central Ave

-Lane, Drive, Avenue

207

Class A Foam

-Synthetic detergent
-The concentrate acts by reducing surface tension of water and enabling it to penetrate materials more effectively

208

1. Maximum speed in oncoming traffic

2. Maximum speed entering intersections with green light

1. 20mph

2. Posted speed limit

209

Two aspects of Fire Ground Hydraulics

-Theoretical and practical

210

Cavitation indications...

-Sudden loss of pressure
-An increase in pump speed without a corresponding increase in pump pressure
-Vibration
-Faint sound like gravel or marbles going through the pump

211

Rated Capacity

• pumps are rated/designed to discharge their rated GPM from draft

• actual capacity is greater depend on water supply

• draft 10ft below grade through 20ft hard suction

212

What NFPA Standard set the minimum quals for driver/operator?

-NFPA 1002

213

The hundred block for Bell Road is ______?

-17000

214

Which one of the following is not a reason for unable to prime a pump?

-Tank to pump valve open

215

Disciplinary Action/Termination vehicle accident exceeds of #?

$800.00

216

The maximum tire pressure should not exceed _____?

-120psi

217

The umbrella of service is made up of which 3 ongoing considerations?

-FF safety
-Customer service
-Loss control

218

Water Temperature gauge?

Travel distance for engine belts?

-180-210 degrees

- 1/2 inch

219

Apparatus on the fire ground are in 2 categories.....

-Parked or working

220

While flowing 200 GPM, your hydrant pressure has dropped from 90 psi to 85 psi, approximately how much water may still be pumped from the hydrant?

-Up to 3x current flow

221

Cavitation Prevention and Correction...

-Maintain a minimum of 20 psi intake pressure
-Reduce pump speed
-Improve water supply

222

The proper sequence for deploying the ladder is _____, ______, _______?

-elevate, rotate, extend

223

FDC's

-Connect using 4" hose
-Connect to all building inlets

224

Maximum Hose Lengths for Foam Enductor

-200' of 1 3/4"
-150' of 2 1/2" and 150' of 1 3/4" (Horizontal Standpipe)
-Nozzle needs to be less than 30' above the eductor.
-Use an aspirating nozzle.
-Fog Nozzle set between 10-30 degrees fog pattern.

*If you need greater reach you can move the Enductor farther down the line but you have to add the FL between the engine and the Enductor.

225

Batteries

-12-14volts

226

Pump Discharge Pressure

-Is the sum of the intake pressure and the net pump pressure.

227

Marina

-40202 N. 87th Ave

228

Amount of GPM or distance for splitting the flow(L.D.H.)

-800' or 800GPM
-ADD second line

229

Leaks, Oil & Fluids

-As a general rule, oil is black, transmission fluid is red, and the radiator fluid should be green, red or blue.

230

Elkhart SM-100 Master Stream Fog Nozzle (deck gun) rated for 1000 GPM at 100 PSI.

85psi-300gpm
90psi-500gpm
95psi-750gpm
100psi-1000gpm

231

Radiator Fluid

-The fluid can be either greenish or reddish. It should not be clear or have the appearance of water. If there is any question as to the color or consistency of the radiator fluid, have the ratio of antifreeze to water checked by the mechanic

232

Hot Pump

-Due to pump slippage caused by reduced water flow through pump:
•Open a nozzle
•Open a discharge valve
•Stick an open booster line nozzle into tank fill opening

233

Stationary Line

-Flow greater than 200GPM

150-250gpm=2 people
250-400gpm=3 people

234

BARFOOL

Building
Arrangements
Resources
Fire
Occupancy
Other Factors/Conditions
Life Hazard

235

Prompt, safe, response shall be attained by: Leaving the station in a standard manner...

1. Quickly mounting apparatus
2. All personnel on board with seat-belts on
3. Station doors fully open
4. Know where you are going

236

Pump leak

-Up to 10 drops per minute

237

Smooth Bore NP

-50psi for Handlines
-80psi for master streams

238

Tire Pressure

-100-120psi
*Put valve back on.
*Reseat the valve

239

Rule if Eighths

-In a master stream appliance, the number if eighths in the fraction part of the tip size is added to 2. That number equals the GPM in hundreds.

240

Ladder Set-Up Procedure Pt. 1

STEP 1- Bring steering wheel to center position.(Ensure front wheels are straight)
STEP 2- Shift to Neutral, pull Yellow diamond shaped knob to set parking brake. Push in and set black knob to set all wheel brake lock.
STEP 3- On the overhead panel above the driver, engage(push top of the rcker switch in) the aerial power switch and aerial PTO switch. Exit cab and close door.
STEP 4- Place wheel chocks 2" front and rear of LEFT FRONT tire.
*Grip topcenter and black handle.

241

If the tank continuously bleeds below what psi do you have a leak?

-100

242

How many sides of the building do we need to show our captain?

-2-3sides

243

What is the friction loss for L191 (ALF)?

-45psi

244

100% Load Capacities(Green)

Degrees = 0-3
% of Slope = 0-5.2

245

What is the friction loss for a master stream appliances from a RosenBauer pumper?

-15psi

246

The hundred block for Pinnacle Peak Road is ______?

-23400

247

50% Load Capacities(Yellow)

Degrees = 3.5-8
% of Slope = 6.1-14

248

All 11 Ladder Company Functions

1. Search/Rescue/Treatment
2. Extrication
3. Forcible entry/access
4. Ventilation
5. Check for fire extension
6. Raise ladders
7. Control utilities
8. Lighting
9. Operate master streams
10. Salvage/Loss control
11. Overhaul

249

While in operation, the area leveling indicator shows you are operating in the "yellow" zone, this reduces the capabilities by _____ percent.

-50%

250

DO NOT OPERATE THE AERIAL(Red)

Degrees = 9-10
% of Slope = N/A

251

Splitting the Flow

-If you are approaching the maximum allowable pressure on a supply line, you can reduce the pressure by adding an additional line.

252

2 1/2" Fixed Gallonage Handlines

NP GPM
-50psi. -250
-75psi. -300
-100psi. -350
-125psi. -400

253

The engineer/move up engineer is responsible for the condition of all equipment on the apparatus including cleanliness and working conditions.

-True

254

Multi-story/High-rise

-1st engine to each geographical side of the incident remains the accountability location and collect passports pouches from crews taking hose lines from his/her apparatus

255

What pressure is used to test 4" supply line?

-300psi

256

Capacity is also referred to as.....

-Volume

257

When setting up L191, the Outrigger should be raised high enough to have the rear tires raised off the ground by 4 to 6 inches.

-False

258

The hundred block for Peoria Avenue is ______?

-10600

259

Emergency Brake application

-The emergency brake release is used to disengage the brakes in an emergency. If the parking brake does not release the brakes, or if the air pressure is low or fails, the brakes will lock up and you will be unable to move. To override this condition, push in
and hold the Emergency Brake Release. Continue to hold this down until you are out of danger. If you release this before you get the truck where you want it, you may not be
able to move the truck again.

260

Unsupported/Supported Position

Unsupported= supply line not pumped

Supported= forward engine being pumped by key engine

261

Relief valve prevents what 3 things?

1. Pressure surge that may damage truck, hose, plumbing.

2. Damage to apparatus engine

3. FF injury

262

Note

-Anytime you pump another line and flow more water, you will need to increase engine RPMs to account for the additional GPM flow.

263

Name streets, listed in order from east to west are.

-avenue, Drive, Lane

264

Pressure Governor

-All Peoria Apparatus use pressure governors, not relief valves
-The pressure governor uses a microprocessor to operate in one of two modes, pressure or RPM. It maintains a steady pump discharge pressure within system capabilities by controlling the engine speed or holds a selected RPM.
-Four LED bar graphs that display engine oil pressure, engine coolant temperature, transmission temperature, and battery voltage.

265

Smooth Bore Handline Nozzle

-50psi Nozzle Pressure

Tip Size. Flow Rate
1/2". 50gpm

1". 200gpm

1 1/8". 250gpm

1 1/4". 300gpm

266

When can accountability be terminated?

-Following report of fire under control

267

Safety bench marks operating apparatus in or around moving traffic(5)

1. Never trust traffic
2. Engage in proper protective parking
3. Wear orange, high visibility vest
4. Reduce motorist vision impairment
5. Cones and flares

268

Positive Displacement Pump

-Can create a vacuum by pumping air
-Creates high pressure, but low volume
-Used as primer pumps

269

Priming Problems due to...

-Tank to pump valve closed
-Primer not operated long enough
-Engine speed too low (<1000 rpm)
-Air leak, unable to create sufficient vacuum
-Broken primer

270

Elkhart master stream fog nozzle is rated for what GPM at what psi?

-1000 GPM at 100 PSI

271

If a gated WYE or standpipe is flowing less _____GPM you do not need to add appliance friction loss.

-350

272

Proper way to report accident involving FD?

- unit id, exact location, additional resources, extent of damage, cover assignment, vehicle status.

273

Net Pump Pressure

-Is the pressure, measured at the discharge, which is generated by the pump itself.
-The difference between discharge pressure and intake pressure.

274

The engines main hydraulic system is the _____.

-Power steering unit

275

The oil pressure gauge should read between______.

-20–60 PSI

276

Talk about the Jake

-The Jake works off of oil pressure and has a guttural sound. If you don't hear it check to make sure the switch is on and the engine has enough oil. engine compression

277

Using the rule of eights, a 1 3/4"tip flows _____.

-800GPM

278

GPM on shower nozzle on ladder bucket?

-100gpm

279

East of Central Avenue

-Street, Place, Way

280

Trouble Shooting

-Hot pump
-Hot engine
-Loss of pressure
-Priming problems
-Insufficient pressure

281

Max flow rate for Handlines

400GPM

282

What limits the amount if pressure a pump can deliver?

-Pump design

283

The three forms of info....

1. Visual Factors
2. Recon Factors
3. Preplanning/Familiarity

284

Engine placement at fire scene

-before or after the house and never in front
-30ft away

285

Ladder Set-Up Procedure Pt. 3

-Check the front and rear Outriggers Fully Deployed Indicator Lights in the control panel. They should be illuminated green.
-Shut OFF Fast Idle
-Place manual safety pins in outriggers on engineer's side(one-half inch exposed)
-Close the control panel door.

*REPEAT PROCESS FOR CAPTAIN SIDE.

-Return to Eng. side control panel and ensure front of truck is clear of personnel and obstructions.
-Turn on FAST IDLE.
-Push down on the first leverto extend the bumper jacks. When the bumper jack light illuminates, continue to hold down the lever for 3-5 seconds.
-Close the control panel door.

286

Street Names

00-25 = ave + dr
26-50 = dr + Ln
51-75 = Ln + glen
76-99 = glen + ave

287

Even-numbered addresses or on the north and west side of the street.

-True

288

With the master battery switch turned on, your voltmeter should read approximately _______ volts.

-12-14

289

3 major rules that govern FL?

1. Flow rate/GPM/volume of water
2. Hose size/diameter
3. Hose length

*condition of hose, kinks

290

All of the following are indications of cavitation except _____?

-increase in pump pressure, decreased in speed

291

How are pump capacities tested?

-At draft

292

What pressure is used to test all hand lines?

-400psi

293

Maximum code 3 speed through an intersection shall be posted speed limit.

-True

294

South/East Address

-Odd Numbers

295

Trouble shoot CAFS

- Is air valve open?
- Air compressor on?
- Control head on?

296

Brake Adjustment

- To check the brake adjustment, make sure the parking brake is set. Start the truck with your
foot on the brake pedal, shift into “drive”, take your foot off the brake and slowly throttle
to 1000 rpms for 5 seconds. If the truck rolls or moves, the brakes should be adjusted. We are hard on brakes because of the business we are in, and when you start running back to back calls in the heat of the day you may smell the brakes burning,causing them to glaze and reduce their effectiveness. This is called “Brake Fade”.

297

If you have an apparatus maintenance battery that needs fluid, if at all possible you should use _____.

-Distilled water

298

Lobby Sector

- control access in or out of building or area.
- perimeter shall be defined by hazard zone tape with an entrance/exit point identified.
- will record names, times, assignments of all personnel entering/exiting the controlled area.
- accountability tags will be collected upon entry and retrieved on departure.
- civilians accompanied by ff with a radio when entering the building area.
- personnel must report to lobby sector before any other sector or assignment.

299

Tactical Priorities/Tactical benchmarks

1. Rescue-all clear
2. Fire Control-under control
3. Property Conservation-loss stopped

300

Cavitation

-The formation of vapor or gas filled cavities in a flowing liquid when tensile stress is superimposed on the ambient pressure
-Cavitation is when air bubbles form in hot water in the pump.

301

What can relief valve be set at?

-75-300psi

302

Three main factors that influence a Centrifugal Fire Pumps Discharge
Pressure...

-The amount of water being discharged
-The speed at which the impeller is turning
-The pressure that the water has when it enters the pump

303

Residual Pressure

-Is the remaining available pressure after water begins to flow.

304

Who can request a "water drop" on a brush assignment?

-B.C.

305

Elkhart SM-1250 Master Stream Fog Nozzle (L191)?

NP. GPM
50. 350

55. 500

70. 900

75. 1250

306

Sprinklers

-Fire Showing = 150psi + elevation(maximum 200psi)
-Nothing Showing = 0psi

307

Pump eductor at....psi

-200psi
-95gpm

308

TRT Ops.

- 1st company should spot apparatus 50ft from location if trench failure.
- level 1 staging at least 150ft from the scene

309

The truck alternator with the apparatus running should read between _____, outside of this range the alternator must be reported.

-12.5 and 14 volts

310

How many batteries minimum per apparatus?

-2

311

Types of Centrifugal Pumps

-Single Stage: has one impeller
-Two Stage: has two impellers

-By using 'Transfer Valve', water flow can be directed through the two pump stages either in:
• Series(Pressure)-from intake to first stage, to second stage, to discharge
• Parallel(Volume)-from intake to both stages, to discharge

312

Lower chamber is controlled by what?

-Clapper valve

313

Smooth Bore Handlines

-50psi

314

At idle, a truck engines RPM should be approximately _____.

-550-650

315

Ladder Elevation

-Add 5psi for every 10' of ACTUAL ladder elevation not extension. If unknown assume 65'.

316

The Pump Operator

-The pump operator is responsible for supplying the water needed for firefighter safety, search and rescue, and fire attack.
-Must answer what is the PDP?

317

Multiple Lines at Same Length

-Supplying multiple lines to one apparatus or appliance, divide the total flow by the number of lines. Then calculate friction loss.

318

Always avoid what when placing apparatus on the fire ground?

-Belly to butt

319

Below Grade

-You must subtract 5psi per floor or 10ft.

320

The fuel gauge should not drop below _____?

-1/2 tank

321

It is the captains responsibility to ensure the insurance paperwork and truck registration are up to date secured in the glove box?

-False

322

Series vs. Parallel

1. Series is designed for pressure
2. Pressure is designed for Volume

• switch from pressure to volume when over 2/3 rated capacity if pump.

323

Min. Pressure of pro-pack?

Amount of foam it will hold?

-50psi

-Holds 2.5 gallons

324

1 3/4" Fixed Gallonage Handlines

NP GPM
-50psi. -150
-75psi. -200
-100psi. -225
-125psi. -250

325

How much PSI's added per floor when calculating friction loss above grade?

-5psi

326

The engines main hydraulic system is the....

-Power steering unit

327

Engine Functions(5)

1. Search/rescue
2. Stretch hose lines
3. Operate nozzles
4. Pump hose lines
5. Loss control

328

Static Pressure

-Is the amount of pressure available from a hydrant or supply line before water is flowed.

329

Staging

- level 1 staging on all 1st alarm companies(3 or more companies responding) 1 block away uncommitted
- level 2 staging for multiple alarms, established by command

330

Air tank gauge

-120psi per tank
*refilled at 100psi

331

If the truck turns over but fails to start, do not run the starter for longer than______.

-30 seconds

332

Tire pressure should not drop below_____?

-100psi

333

Static pressure is defined as the amount of pressure available from a hydrant or supply line after water is flowing.

-False

334

The ALF Ladder/Platform is designed to be used in _____ configuration?

-Unsupported

335

Setting the pressure by getting down only works while water is flowing.

-True

336

To prime a pump, put truck into pump, open "tank to pump" valve and increase throttle to _____ RPMs?

-1000

337

North/West Address

--Even Numbers

338

Loss of Pressure due to...

-Keystone or "tank to pump" valve closed
-Discharge closed
-Loss or insufficient water supply
-Cavitation
-Air leak in the intake side
-Flow exceeding pump capacity

339

RPM's @ idle
@ fast idle

-IDLE @ 550-650
-FAST IDLE @ 900-1100

*parked for long periods of time

340

Other Appliance

-Flows < 350GPM:
• Wye or Siamese = 0
• Standpipe = 0

-Flows > 350GPM:
• Wye or Siamese = 10psi
• Standpipe = 20psi

341

Engine Out-of-Service procedure

Eng. - Insert Hansen & notify Cpt.

Cpt. - notify alarmroom & BC

BC - contact physical resource supervisor & fire mechanic

342

Safety while operating throttle

1. Operate throttle smoothly
2. Operate valves slowly
3. Use pressure governors devices
4. Watch your gauges
5. Watch your hose lines

343

When responding code 3 under favorable conditions, the maximum speed allowed per SOP 205.08 is.

-10 mph over the posted speed limit

344

The half-mile between Peoria and Cactus Road is _______?

-Cholla

345

The transmission temperature gauge measures the fluid temperature inside the transmission. On hot days it should run about the same temperature as the water temperature, or a little lower.

-True

346

Above Grade

-Each floor or 10ft add 5psi per floor.

347

Safety when 2 or more Handlines being pumped...

-Pressure relief device should be set before second line is operated.

348

Primary detriment of FL?

-Volume of water