B737 Limitations Flashcards
Max operating altitude
41,000 ft
Max flight operating latitude
82° N &
82° South
Exceptions:
Between 80° W and 170° W;
Between 120°E and 160°E
73° North
60° South
Max runway slope
+/- 2%
Takeoff and landing -
- Max Tailwind:
- Max crosswind:
Tailwind= 10 kt
Crosswind = 33 knots
LANDING Crosswind Limits - Braking Action Report:
Dry - Good braking - Good to medium Medium Medium to poor Poor
Dry - 33 knots Good braking - 33 knots Good to medium - 25 knots Medium - 20 knots Medium to poor - 15 knots Poor - 10 knots
Wind gusts shall be included when factoring the crosswind component
TAKEOFF Crosswind Limits
Dry - Wet - Standing Water - Snow - No melting - Ice - No melting -
Dry - 33 knots Wet - 25 Standing Water - 15 Snow - No melting - 25 Ice - No melting - 15
Wind gusts shall be included when factoring the crosswind component
Maximum speed gear and flaps
Observe gear and flap placards
Escape slide retention bar -
On revenue flights during taxi, takeoff and landing:
Installed
Maximum weights (-800)
Max taxi weight
Max T/O weight
Max ldg weight
Max zero fuel weight
Maximum weights (-800)
Max taxi weight 174,900 lbs
Max T/O weight 174,200
Max ldg weight 146,300
Max zero fuel weight 138,300
Aileron trim limitation
Use of aileron trim with AP Engaged is prohibited
Autopilot limitations:
Minimum Altitude on takeoff -
Minimum altitude single channel approach-
Single engine-
- Takeoff minimum: 400 feet AGL
- One AP Approach: 50’ AGL
- Use of Dual autopilots with an engine inoperative is not authorized
Autoland Limits:
- Headwind
- Tailwind
- Crosswind
- Flaps
- Weight
- Engines
- Glideslope
- ILS signal
- Headwind -25 knots
- Tailwind -10 knots
- Crosswind -20 kt Canada, 15 kt USA
- Flaps - 30 or 40°
- Weight - No overweight landing
- Engines - Both engines operative
- Glideslope Angle- 3.25° to 2.5°
- ILS signal - CAT II or CAT III, Cat 1 may not be satisfactory for autoland
CAT II Manual & CAT II/III Autoland Maximum Winds:
CAT II Manual:
Headwind -
Tailwind-
Crosswind-
CAT II/III Autoland Canada:
Headwind -
Tailwind-
Crosswind-
CAT II/III Autoland USA:
Headwind -
Tailwind-
Crosswind-
CAT II Manual:
Headwind - N/A
Tailwind-10 knots
Crosswind-20 knots
CAT II/III Autoland Canada:
Headwind -25 knots
Tailwind-10 knots
Crosswind-20 knots
CAT II/III Autoland USA:
Headwind -25 knots
Tailwind-10 knots
Crosswind-15 knots
Use of LVL CHG on final approach below 1000 feet AFE:
Prohibited
Maximum Gradient Path (G/P) Angle for VNAV Approaches:
3.6°
The maximum angle for VNAV approaches for the final segment (the segment from final fix to the runway) is 3.6 degrees.
For VNAV approaches, the gradient path shall be depicted on the FMC LEGS page
Engine Ignition:
Takeoff-
Landing-
Operation in heavy rain-
Anti-ice operation-
Takeoff-ON
Landing-ON
Operation in heavy rain-ON
Anti-ice operation-ON
Limit for each engine start attempt
2 minutes maximum B737 NG
3 minutes maximum B737 MAX
Minimum time between start attempts
10 seconds
Reverse thrust:
Intentional selection in flight-
Prohibited
APU
- Bleed + electrical load – Maximum altitude-
- Bleed – Maximum altitude-
- Electrical load – Maximum altitude-
- When ground air connected and isolation valve open-
- When Engine No. 1 bleed valve open -
- When isolation and Engine No. 2 bleed valves open-
Bleed + electrical load – Maximum altitude 10,000 ft
Bleed – Maximum altitude 17,000 ft
Electrical load – Maximum altitude 41,000 ft
When ground air connected and isolation valve open = Bleed valve closed
When Engine No. 1 bleed valve open = Bleed valve closed
When isolation and Engine No. 2 bleed valves open = Bleed valve closed
APU bleed valve may be open during engine start, but avoid engine power above idle.
After 3 consecutive aborted start attempts, a 15-minute cooling period is required.
Minimum Oil Quantity prior to engine start:
13 quarts
Reduced Thrust Takeoff – Assumed Temperature Method (TMD Indicates D-TO, D-TO 1 or D-TO 2)
Prohibited on slippery or contaminated runways;
Prohibited when anti-skid is inoperative; and
Prohibited when a special departure procedure specifies maximum thrust for takeoff.
Full Thrust Derate Takeoff (TMD indicates TO 1 or TO 2)
Permitted on slippery or contaminated runways;
Permitted when anti-skid inoperative; and
Permitted when a special departure procedure specifies maximum thrust for takeoff.
Full Rated Takeoff (TMD indicates TO)
Recommended in gusty or strong crosswind conditions.
Required when:
• Windshear present; or
• EEC in alternate mode.
