Nose Gear Viewer
Viewer Access –
Cover plate for the nose landing gear viewer is located on the floor just inside the cockpit door. The WHEEL WELL light switch must be ON.
Arrow head (red) –
Indication that the nose gear is down and locked is provided by observing the two red arrow heads on the down lock strut are in contact.
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14.10.4 December 1, 2000
Landing Gear -Controls and Indicators
Autobrake and Antiskid Controls
Antiskid Inoperative (ANTISKID INOP) Light
Illuminated (amber) – a system fault is detected by antiskid monitoring system, or switch is off
Extinguished – antiskid system operating normally.
ANTISKID Control Switch
ON – guarded position
OFF – turns off antiskid system, illuminates ANTISKID INOP light and illuminates AUTO BRAKE DISARM light if the system is armed.
AUTO BRAKE DISARM Light
Illuminated (amber) –
.
SPEED BRAKE lever moved to DOWN detent during RTO or landing
.
manual brakes applied during RTO or landing
.
thrust lever(s) advanced during RTO or landing
.
except during first 3 seconds after touchdown for landing
.
landing made with RTO selected
.
RTO mode selected on ground
.
illuminates for one to two seconds then extinguishes
Landing Gear -Controls and Indicators 737 Operations Manual
.
a malfunction exists in automatic braking system
.
the pilot has turned off the antiskid Extinguished –
.
AUTO BRAKE select switch set to OFF
.
autobrakes armed.
AUTO BRAKE Select Switch OFF – autobrake system deactivated 1, 2, 3, or MAX –
.
selects desired deceleration rate for landing
.
switch must be pulled out to select MAX deceleration
RTO – automatically applies maximum brake pressure when thrust levers are retarded to idle at or above 90 knots.
Parking Brake
PARKING BRAKE Lever
Forward – parking brake is released Aft – sets parking brakes when either Captain’s or First Officer’s brake pedals are fully depressed.
Parking Brake Warning Light
Illuminated (red) – parking brake is set (lights operate from battery power) Extinguished – parking brake is released.
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14.10.6 December 1, 2000
Landing Gear -Controls and Indicators
737 Operations Manual
Hydraulic Brake Pressure Indicator
3
HYD BRAKE PRESS 4
1
2 0
PSI X 1000 1
FIRST OFFICER’S INSTRUMENT PANEL
1 Hydraulic (HYD) BRAKE Pressure (PRESS) Indicator
Indicates brake accumulator pressure:
.
normal pressure – 3000 psi
.
maximum pressure – 3500 psi
.
normal precharge – 1000 psi.
Rudder/Brake Pedals
1
2
CREW STATION
1 Rudder/Brake Pedals
Push full pedal – turns nose wheel up to 7 degrees in either direction Push top of pedal only – activates wheel brakes Refer to Chapter 9 Flight Controls for rudder description.
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December 1, 2000 14.10.7
Landing Gear -Controls and Indicators 737 Operations Manual
RUDDER PEDAL ADJUSTMENT Crank AFT (counter–clockwise) – adjusts rudder pedals aft FWD (clockwise) – adjusts rudder pedals forward.
Nose Wheel Steering Switch
NOSE WHEEL STEERING Switch ALT – hydraulic system B provides power for nose wheel steering NORM – hydraulic system A provides power for nose wheel steering.
Nose Wheel Steering Wheel
Nose Wheel Steering Wheel
Rotate –
. turns nose wheel up to 78 degrees in either direction
. overrides rudder pedal steering.
Nose Wheel Steering Indicator
LEFT – indicates nose wheel steering displacement left of center position CENTER – normal straight ahead position RIGHT – indicates nose wheel steering displacement right of center position.
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本文鏈接地址：737-300機組操作手冊Flight Crew Operations Manual FCOM 3(101)
