Erj 145 Xr/lr Limitations (2021)

Front 1

Max Landing Weight - LR

Back 1

43,651

Front 2

Max Flap Extension Speeds Above 10,000 ft and Y/D Disengaged (XR Only)

Back 2

Flaps 9......... 250 kts

Flaps 18....... 200 kts

Flaps 22....... 180 kts

Flaps 45....... 145 kts

Front 3

APU Minimum Temperature

Back 3

-54°C

Front 4

ITT MAX in TAKEOFF MODES - LR

Back 4

948°C for 5 minutes

Front 5

ITT Max Continuous - LR

Back 5

901°C

Front 6

Autopilot Minimum Use Height CAT I- LR

Back 6

200 ft

Front 7

Autopilot Cat II Approach

Back 7

Minimum Decision Height - 100 ft

Minimum Use Height - 50 ft

Front 8

Max Altitude for Flap Extension

Back 8

20,000

Front 9

Max fuel imbalance between tanks

Back 9

800 lbs

Front 10

Max Takeoff/Landing Tailwind

Back 10

10 kts

Front 11

APU Max Altitude for Start

Back 11

FL300

Front 12

APU Max Operational Altitude

Back 12

FL370

Front 13

Max Flap Extension Speeds - LR

Back 13

Flaps 9 - 250 kts

Flaps 18 - 200 kts

Flaps 22 - 200 kts

Flaps 45 - 145 kts (160 kts Momentarily)

Front 14

Max Landing Weight - XR

Back 14

44,092

Front 15

Minimum Total Air Temp (TAT) in Cruise Flight above 25,000 ft

Back 15

-45°C

No Mx action required if momentary deviations occur down to -50°C

Front 16

VLO for Retraction

Back 16

200 kts

Front 17

VLO for Extension

Back 17

250 kts

Front 18

VLE

Back 18

250 kts

Front 19

VA

Back 19

200 kts

Front 20

Max Flap Extension Speeds - XR

Back 20

Flaps 9 - 250 kts

Flaps 18 - 200 kts

Flaps 22 - 200 kts

Flaps 45 - 160 kts

Front 21

APU Starter Limits

Back 21

Between 3 consecutive attempts - 1 minute OFF

Between 2 series of 3 consecutive attempts- 30 minutes OFF

Front 22

ITT Max for Start

Back 22

800°C

Front 23

ITT Max in Takeoff Modes - XR

Back 23

970°C for 5 minutes

971°C to 992°C are limited to 90 seconds

Front 24

Oil Pressure BELOW 88% N2

Back 24

34-110 PSI

Front 25

Oil Pressure AT or ABOVE 88% N2 - (XR)

Back 25

48 - 110 PSI

Front 26

Oil Pressure AT or ABOVE 88% N2 - (LR)

Back 26

50 - 110 PSI

Front 27

Minimum Oil Temperature

Back 27

21°C

Front 28

MAX Oil Temperature

Back 28

126°C

Front 29

Engine Starter Limits on GROUND

Back 29

Starting or Dry Motoring

Up to 5 mins ON, 5 mins OFF

or

First to fourth cycles.......1 minute ON, 1 min OFF

Following cycles.......... 1 min ON, 5 mins OFF

Front 30

Engine Starter Limits - IN FLIGHT

Back 30

5 minutes ON

Front 31

Engine Warm Up - COLD engine

Back 31

4 minutes

Front 32

Engine Warm Up - WARM engine

Back 32

2 minutes

Front 33

Engine Cool Down

Back 33

2 minutes

Front 34

MAX Temperature for Anti-Icing Operations

Back 34

10°C

Front 35

MINIMUM Temperature for Manual Anti-Icing Operations

Back 35

-40°C

Front 36

Holding Configuration

Back 36

Landing Gear - UP

Flaps - UP

Minimum Airspeed - 200 kts

Front 37

MAX Airspeed for Windshield Wiper Operation

Back 37

170 kts

Front 38

Maximum Load on Main Generator

Back 38

400A

Front 39

Max Load on APU Generator - up to FL300

Back 39

400A

Front 40

Max Load on APU Generator - ABOVE FL300

Back 40

300A

Front 41

MAX Battery Temperature

Back 41

70°C

Front 42

Max Differential Pressure

Back 42

7.8 psi

Front 43

Max Differential Overpressure

Back 43

8.1 psi

Front 44

Max Differential Negative Pressure

Back 44

-0.3 psi

Front 45

Max Altitude for Flap Extension

Back 45

20,000 ft

Front 46

Autopilot Min Engagement Height after Takeoff

Back 46

500 ft

Front 47

Autopilot Minimum DA CAT I ILS

Back 47

200 ft AGL

Front 48

Autopilot Minimum Use Height CAT I- XR

Back 48

160 ft