TSA EMB-145 LR Limitations

Question 1

Max. Altitude (PA)
Max. Operating Temp.
Min. Operating Temp.

Answer 1

37,000 ft.

ISA + 35° C

-54° C to 25,000 ft. -65° C at 37,000 ft

Question 2

Operational Envelope:
Take-off and Landing:

Pressure Altitude
Temperature

Answer 2

• 1000 ft. to 8000 ft.
• 1000 ft. to 10,000 ft. (XR)
• 40 C to ISA+35° C

Question 3

TAT in cruise above 25,000 ft. is limited to:

Answer 3

-45°

Question 4

Landing Gear:

Vlo ( Retraction)
Vlo ( Extension)
Vle ( Extended)

Answer 4

200 KIAS
250 KIAS
250 KIAS

Question 5

Maximum Operating Vmo / Mmo (LR, XR)

Answer 5

0 to 8000 ft : 250 KIAS (300 XR)
10,000 to 26,000 ft : 320 KIAS
26,000 to 37,000 ft : 0.78 Mach (0.80 XR)

Question 6

Maneuvering VA

Answer 6

200 KIAS

Question 7

Flap Extended Vfe (LR)

Answer 7

Flaps 9 : 250 KIAS
Flaps 22 : 200 KIAS
Flaps 45 : 145 KIAS

Question 8

Flaps Extended Vfe (XR)

Answer 8

Flaps 9: 250 KIAS
Flaps 18: 200 KIAS
Flaps 22: 200 KIAS
Flaps 45: 160 KIAS

Question 9

Flaps Extended Vfe (XR) >FL100 Y/D OFF

Answer 9

Flaps 9: 250 KIAS
Flaps 18: 200 KIAS
Flaps 22: 180 KIAS
Flaps 45: 145 KIAS

Question 10

Maximum Tailwind for Take- Off and Landing

Answer 10

10 Knots

Question 11

Direct Vision Window (Max to remove)

Answer 11

140 KIAS ( AFM)

Question 12

Turbulent Air Penetration (AFM)

Answer 12

At or below 10,000 ft : 200 KIAS

Above 10,000 ft : 250 KIAS / 0.63 M Whichever is lower

Question 12

Windshield wiper ( Max for operation)

Answer 12

170 KIAS (AFM)

Question 14

FUEL Max. Imbalance

Answer 14

800 lbs

Question 14

Maximum Aft Cargo Weight

Answer 14

2,646 lbs.

Question 16

Maximum Fuel Quantity each Tank (EP, LR, XR)

Answer 16

679. 8 US Gal. (4,600 lbs) EP
680. 9 US Gal. (5717 lbs) LR, XR
681. 3 US Gal. (1,863 lbs) Ventral tank

Question 17

FUEL Notes:

Answer 17

Unusable fuel increases to 365 lbs. in each tank if any of the associated electric fuel pumps is inoperative.

When performing pressure refueling, the usable fuel quantity in each tank may be reduced by 13.2 US Gal.

The values above have been determined for an adopted fuel density of 6.767 lb/US Gal.

Question 18

ATTCS Must Operate for:

Answer 18

ALT T/O-1 Mode

Question 19

Can you go-around after reverser deployment?

Answer 19

NO

Question 20

Icing Conditions:
Max. Temp. for A/I Operation
Min. Temp. for Manual A/I Operation

Answer 20

10 C

-40C

Question 21

Icing Conditions:

Holding Configuration

Answer 21

Landing Gear UP
Flaps UP
Min. Airspeed 200 KIAS

Question 22

Electrical

Max. Load on Main Generator
Max Load on APU Generator
Max. Battery Temp.

Answer 22

400 amps
400 amps below 30,000 ft.
300 amps above 30,000 ft.
70 C

Question 23

Pneumatic
Max. Differential Pressure
Max. Differential Overpressure
Max. Differential Negative Pressure

Answer 23

7. 8 psi
8. 1 psi
   - 0.3

Question 24

Flight Controls
Max. Altitude to Extend Flaps
Maximum Airspeed after Take-off/During Climb without Re-trimming

Answer 24

20,000 ft.

160 KIAS

Question 25

INTEGRATED STANDBY INSTRUMENT SYSTEM (ISIS) LR

Answer 25

Maximum duration of ISIS when operating on batteries only is 40 minutes. Note: The maximum duration of battery power can be extended to 45 minutes if the Pitot 3 Sensor Heating Button is turned off when not operating in icing conditions. Airplane must not be moved during power-up initialization. Do not cage attitude in turning flight.

Question 26

Autopilot: CAT I Min. Altitude Coupled to ILS Min. Engagement Height After Takeoff Single-engine Go-around

Answer 26

200 ft. 500 ft. Prohibited

Question 26

Autopilot: CAT II ``` Min Alt Coupled to ILS Min Decision Height Min RVR Max Tailwind (XR, All other) Max Crosswind Min Engagement Height after T/O SE CAT II ```

Answer 26

``` 50' 100' 1,200 RVR 9 kts (XR) 10 kts (All other models) 10 kts X-wind 500' SE CAT II is prohibited ```

Question 27

Max Recommended Crosswind (Non-AFM) 1) Dry Runway/ Wet Runway 2) Runway with Compacted Snow 3) Runway with Standing Water or Slush 4) Runway with Ice (no melting)

Answer 27

1) 30 Knots 2) 25 Knots 3) 20 Knots 4) 10 Knots

Question 28

Bleed / Pack Condition

Answer 28

Maximum operating altitude when one bleed or one pack is closed is 25,000 ft. (AFM). When operating with APU bleed supplying Pack 1 (Eng. 1 bleed – closed) and engine 2 supplying Pack 2 (crossbleed closed), maximum operating altitude is 37,000 ft. (Non-AFM)

Question 29

Icing SE or Single bleed Max ALT?

Answer 29

15,000 ft

Question 31

``` MAX RAMP.... MAX T/O.... MAX LDG.... MAX ZERO FUEL.... (LR only) ```

Answer 31

* 48,722 lbs. * 48,501 lbs. * 42,549 lbs. * 39,462 lbs.

Question 32

Fuel tank temp:

Answer 32

-40°C to 52°C

Question 33

Unusable Fuel each tank (LR/ LR2/ XR)

Answer 33

39lbs. (5.8 US gal.)

Question 35

INTEGRATED STANDBY INSTRUMENT SYSTEM (ISIS) XR

Answer 35

ISIS relies on 28 V DC Power, provided by the Backup Hot Bus. It will operate solely on Batteries for Approx 240 minutes