737 Operations Manual
Non-Normal Checklists -
Landing Gear
Copyright © The Boeing Company. See title page for details.
D6-27370-400E-TBCE NNC.14.1
NNC.14 Non-Normal Checklists-Landing Gear
ANTISKID INOPERATIVE
Condition: The ANTISKID INOP light illuminated indicates a
system fault is detected by the antiskid system.
AUTO BRAKE SELECT SWITCH . . . . . . . . . . . . . . . . . . . . .OFF
Brake with caution.
AUTO BRAKE DISARM
Condition: The AUTO BRAKE DISARM light illuminated indicates
the auto brake has disconnected after being set.
On ground:
AUTO BRAKE SELECT SWITCH . . . . . . . . . . . . . . . . . .OFF
If the AUTO BRAKE DISARM light remains illuminated:
DO NOT TAKEOFF.
Inflight:
AUTO BRAKE SELECT
SWITCH . . . . . . . . . . . . . . . . . . . . . . OFF THEN RESELECT
If the AUTO BRAKE DISARM Light re-illuminates:
AUTO BRAKE SELECT SWITCH . . . . . . . . . . . . . . . .OFF
Use manual brakes.
BRAKE PRESSURE INDICATOR ZERO PSI
Condition: The brake accumulator has no nitrogen precharge.
Accumulator braking is not available.
Note: If hydraulic system indications are normal, brake
operation is unaffected.
June 08, 2001