Erj-145 Limitations (3/31/2024)

Question 1

Maximum operating altitude?

Answer 1

37,000’

Question 2

Minimum Takeoff and Landing Pressure Altitude?

Answer 2

-1000’

Question 3

Maximum Takeoff and Landing Pressure Altitude?

Answer 3

8000’

Question 4

Minimum Landing Temperature Limit

Answer 4

-40°C SAT (STATIC Air Temperature)

Question 5

In the event you land in temperatures below -40°C SAT, Can you take off afterwards?

Answer 5

The Aircraft may not takeoff without further maintenance inspection.

Question 6

Minimum TAT (Total Air Temperature) above 25,000’?

Answer 6

Limited to -45° C

Question 7

What is considered to be Icing Conditions on the ground? In Flight?

Answer 7

Temperatures at or below 10°C (SAT on the ground, TAT in flight), AND visible moisture with visibility of 1 mile or less

Question 8

Can you have Icing conditions on the ramps, taxiways, runways, where surface snow, ice, or standing water can be ingested by your engines?

Answer 8

Yes

Question 9

What is the minimum, and maximum temperature for manual anti-ice operation?

Answer 9

MIN -40°C. MAX 10°C

Question 10

When is a runway considered contaminated?

Answer 10

When more than 25% of the required field length is covered by

Deeper than 1/8 of an inch of
-Standing Water
-Slush
-Wet Snow

1/4 inch or deeper of dry snow
Compacted snow
Ice

Question 11

Autopilot minimum engagement height?

Answer 11

500’

Question 12

Minimum altitude to be coupled to the autopilot on the ILS?

Answer 12

200’

Question 13

Can you do a single-engine go around with the autopilot engaged?

Answer 13

No. Prohibited.

Question 14

When can you press the approach mode button during localizer capture?

Answer 14

Allowed only when inbound

Question 15

When is the use of a Yaw Dampener (YD) not authorized?

Answer 15

During takeoff up to 500’
And during Landing

Question 16

Minimim BATTERY temp to start APU(?)

Answer 16

-20°C

Question 17

How long can the max APU CONTINUOUS EGT of 717° C be exceeded?

Answer 17

5 Minutes, maximum

Question 18

For Cat II ILS, what may be the coupled go-around height loss?

Answer 18

50’

Question 19

How long do you need to run the engine at idle thrust for cooldown?

Answer 19

1 Minute at idle thrust

Question 20

What is the minimum dispatch oil quantity?

Answer 20

8 Quarts before engine start, or 7 quarts after engine start

Question 21

Engine warm up procedure?

Answer 21

4 Minutes at idle/taxi thrust for cold engines (off for longer than 90 minutes)
2 Minutes for warm engines (off for less than 90 minutes)

To increase N2 above 83%, the engine oil temp must be at or above 40°C.

OR

It is acceptable to run the engine at idle/ taxi thrust for at least 8 minutes and check that the temperature is at least 21°C

Question 22

Engine Starter limits for starting or dry motoring (on the ground)

Answer 22

5 Minutes on, 5 Minutes off
OR
4- 1 minute cycles, 1 minute off.
After that, 1 minute on, 5 minutes off

Question 23

What denotes the minimum and maximum range on your flight instruments?

Answer 23

RED

Question 24

Maximum duration of your Instrument Standby Instrument System (ISIS)?

Answer 24

40 Minutes

Question 25

What is your holding configuration?

Answer 25

Landing Gear-UP
Flaps———— UP
Min Airspeed
(In icing conditions only)- 200 Knots

Question 26

What is the intended use of the Thrust reversers?

Answer 26

Thrust reversers are intended for use to reject a takeoff or landing only

Question 27

Can you attempt a go around after Thrust Reverser deployment?

Answer 27

Do not attempt a goal around procedure after deployment of the thrust reversers following a landing

Question 28

When must maximum reverse thrust be used?

Answer 28

Whenever stopping distance is deemed to be critical, and its use will prevent a runway excursion, and when landing on runways with runway condition code, that is 5 or less

Question 29

When may idle thrust reversers be used?

Answer 29

On dry run weighs 7000 feet or shorter (usable length )

Question 30

When is the use of thrust reversers prohibited?

Answer 30

The use of thrust reversers is prohibited to:

Power back operations
Taxi Operations
Thrust levers stabilized in any intermediate position between IDLE reverse and MAXIMUM reverse

Question 31

What is the demonstrated crosswind for the ERJ-145?

Answer 31

30 Knots

Question 32

Maximum Takeoff and Landing tailwind component?

Answer 32

10 Knots