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(normal system) has failed.
OUTBD BRK FAIL Amber The associated (L and/or R) outboard brake
(normal system) has failed.
PLT BRK FAULT Amber One or more of the pilot’s brake LVDTs has
failed.
BRAKE FAULT White A minor brake system fault is detected. Minor
faults will not significantly degrade brake performance.
Reduced performance may be
experienced during maximum braking.
Pilot’s Manual
PM-132A 3-19
The following CAS illuminations are specific to the EMERGENCY/
PARKING BRAKE system:
ANTI-SKID SWITCH
The anti-skid function can be disabled by depressing the ANTI-SKID
switch (GEAR/HYD panel). This alternate-action switch will illuminate
OFF to indicate the anti-skid function is disabled. The switch indicator
lamps can be tested by placing the SYSTEM TEST switch in the
LTS position and depressing.
The following CAS illumination is specific to the anti-skid system:
CAS Color Description
EMER/PARK BRK Red Parking brake valve (lever) is not fully
released and thrust levers are advanced
to MCR or above.
EMER/PARK BRK White Parking brake valve (lever) is not fully
released.
CAS Color Description
ANTI-SKID FAIL Amber Failure of anti-skid function to one or more
brakes, or ANTI-SKID switch is OFF.
Pilot’s Manual
PM-132A
BRAKE
CONTROL
VALVE
HYDRAULIC
SHUTOFF
VALVE
BRAKE
CONTROL
VALVE
LR INBD BRK FAIL (amber)
LR OUTBD BRK FAIL (amber)
BRAKE FAULT (white)
ANTI-SKID FAIL (amber)
PLT BRK FAULT (amber)
CPLT BRK FAULT (amber)
NORM BRK FAIL (red)
CAS MESSAGES
COPILOT PEDAL
LVDT TRANSDUCERS
SOURCE
EMER/ PARK
BRAKE
ACCUMULATOR
BRAKE
SHUTTLE
VALVES
PRESSURE
TRANSDUCERS
HYDRAULIC
FUSES
PRESSURE
SWITCH
II III I IV
PILOT PEDAL
LVDT TRANSDUCERS
BRAKE
SHUTTLE
VALVES
WHEEL SPEED
TRANSDUCERS
HYDRAULIC
FUSES
SHUTTLE
VALVE
MAIN
HYDRAULIC
SYSTEM
AUXILIARY
HYDRAULIC
SYSTEM
BRAKE
CONTROL
UNIT
I II III IV
EMER/ PARK
BRAKE
VALVE
PULL FOR
EMER/ PARKING
BRAKE
EMERGENCY/PARK NG
BRAKE
ANTI-SKID
OFF
RETURN
PRESSURE
ELECTRICAL
MECHANICAL
CHECK VALVE
SHUTTLE
VALVE
ACCUMULATOR
PRESSURE
SWITCH
PRESSURE
TRANSDUCER
HYDRAULIC
FUSE
BRK ACUM PRESS
EMER/PARK BRAKE (red/amber)
HYDRAULIC
SHUTOFF
VALVE
3-21/3-22 (Blank)
WHEEL BRAKE CONTROL/ANTI-SKID
SYSTEM SCHEMATIC
Figure 3-4
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