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Onan Generator Flashcards

1
Q

What is the Onan Generator used to power and how many volts?

A

110- Volts

Lightning
Electrical Outlets
Battery Charger on the apparatus

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2
Q

What are the Onan Mobile Genset Generator Model #?

A

75HDKAL-1C (1995-2003 LTI)
75HDKAL-1E (2006-2009 LTI)
75HDKAL-1B (2016 Pierce) Aka Cummins Onan

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3
Q

How many AC Volts can it produce?

A

120/240

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4
Q

What is the KVA (Kilovolt-ampere)?

A

7.5

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5
Q

What is the kW (Kilowatt)?

A

7.5

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6
Q

How amps does it produce?

A

31

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7
Q

What is the Hz (Hertz)?

A

60

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8
Q

How high of RPMs does it run at?

A

1800 RPM

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9
Q

What kind of motor powers the Onan Generator?

A

Diesel Engine

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10
Q

What kind of cooling system does it have?

A
  • Pressurized, closed-loop liquid cooling system

- Coolant pumped through passages in engine block and head and cooled in a Genset-mounted radiator and fan

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11
Q

Which batteries are used to power its controls and starting circuits?

A

Apparatus Batteries

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12
Q

Where are the controls for the Onan Generator located?

A

3 Locations:

  • Switch mounted on generator itself
  • Control box (left/drivers compartment)
  • Switches on dashboard in cab
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13
Q

What are the controls on the generator?

A 
Start/Stop
Pre-Heat Switch
Oil Pressure Gauge
Temp Gauge
Volts Gauge
Hour Meter
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14
Q

What are the controls in the LTI left compartment?

A 
Start/Stop
Pre-Heat Switch
Circuit Breaker Panel (2 main breakers)
Quartz Light Switches
Cord Reel rewind speed control
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15
Q

Which controls are in the Tractor Cab area?

A

Start/Stop
Pre-Heat Switch
Indicator Light

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16
Q

Where is the generator located?

A

Mounted behind tractor chassis compartment

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17
Q

How can you make access to the Generator?

A

LTI:

  • Lid on top of chassis compartment
  • Right Door (Forcible Entry) compartment

Pierce:

  • Drivers side rear mounted tractor compartment
  • Passenger side rear mounted tractor compartment
  • Rear mounted tractor access doors and floor gate
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18
Q

The DC control breaker protects the what volts components?

A

12-Volts components

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19
Q

What turns on when the generator is in pre-heat mode?

A

Preheating Indicator Light (Illuminate)

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20
Q

Where are the Cab/Trailer Quartz lights controlled at?

A

Switches in:

  • Left Cab Compartment
  • Cab Dashboard
  • Each light assembly

Lights are removable and can be raised on mounting poles

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21
Q

How long are the Cord Reels?

A

200 Feet : 1995-1996, 2003, 2006, 2009

250 Feet: 2000, 2001, 2002

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22
Q

How many receptacles and at what amps does the Electric Cord Reel Outlet Box have?

A

Two 20-Amp Receptacles

23
Q

Which system supplies power to the electrical panel while operating?

24
Q

Where is the electrical panel located and how many circuit breakers does it have?

A

Left Compartment (12) Circuit Breakers:

1- Front Cab Quartz Light
2- Main
3- Rear Trailer Quartz Lights
4- Main
5- Left Front Receptacle (Tractor)
6- Right Front Receptacle (Tractor)
7- Left Rear Receptacle (Trailer)
8- Right Rear Receptacle (Trailer)
9- Cord Real Receptacle #1
10- Aerial Ladder Receptacle
11- Cord Real Receptacle #2
12- Battery Charger
25
What can the Genset provide power too?
``` Air Cushion Fans Submersible Pump Water Vacuum Lights Other appliances ```
26
Genset Load Limits info:
- amount of appliances depends upon power rating - will shut down or breakers trip if exceed rating - Avoid overloading - Run fewer appliances at same time so load is not greater than rating
27
No-Load Operation Info:
- Keep to a minimum - Fuel doesn't burn completely causing slobbering and white smoke - Long period, always have some load connected
28
2016 Pierce Pre-Heat Info:
- No longer than 20 seconds ( can damage glow plugs) - Hold control to preheat position (stop position): 10 seconds- above 50*F (10*C) 15 seconds- 0* to 50*F (-17*C to 10*C) 20 seconds- below 50*F (-17*C)
29
Do not crank the engine for more than how many seconds?
``` 15 seconds (damage to starter can result) Wait 2 mins before re-attempting Refrer to manual if doesnt restart second time ```
30
When shutting down the generator, how long do you let it run without a load?
3 to 5 minutes
31
What does the GLC stand for and which truck is it on?
Generator Logic Control | 2006 ALF
32
What is the GLC designed for ?
auto start or stop -will start if battery voltage is too low or time of day for auto-start occured
33
How many setting are there in the GLC?
6 setting: ``` Auto Start/Stop, Start Time, Stop Time Setting Time Display Manual Operations Activity Timer ```
34
In Auto, how low of voltage will the GLC turn on at?
12.1 and will run until exceeded 13.3 for one hour
35
How long with the GLC crank the generator for?
5 seconds - If it does not start, will stop for 5 seconds and then try again - If 5 attempts, doesnt start, "GEN FAIL" will flash - To clear press "START/STOP" button
36
In activity timer mode, what does the timer count down from?
24 hours
37
If after 24 hours of no activity on the GLC, what happens?
Exits auto mode and generator will stop
38
If after 24 hours, and there is activity, what happens?
Stays in auto mode
39
On the 2016 Pierce, how do you exercise the GLC?
Run 1/2 rated power for 1 hour weekly
40
On the 2016 Pierce, when do you change the oil?
After the first 50 hours of operation
41
When you are done completing a F-377 note, Odometer mileage, engine hours, aerials hours and what else needs to be documented?
Onan Hours
42
The Onan Generator produces 120/240 volts at what Hz?
60 Hz
43
What year ALF has the GLC?
2006
44
In the GLC, when in AUTO Mode, when will the auto start feature engage?
Batteries are below 12.1
45
Onan DC Voltmeter range is?
12.5 to 15
46
Onan normal Coolant Temperatur is?
160 to 195
47
2006 LTI: GLC in the auto mode will start when the batteries fall below a set standard voltage, will run until voltage has exceed 13.3 volts for how long?
1 Hour
48
How many settings does the 2006 GLC control have?
6
49
Hertz Meter mesures what output in Hertz?
Frequency
50
2016 Pierce: Glow plug preheat limit include not holding the preheat control switch longer than ___ seconds. longer can damage the glow plug
20 seconds
51
2016 Pierce: Run approximately at 1/2 rated power for ___ weekly?
1 Hour
52
Do not crank the Onan engine more than how many seconds at a time or damage can result?
15 seconds
53
Only connect electrical loads after warmed up for how many minutes?
Few

RGC A/O (45 decks)

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