A
Hydraulic Brake Operation Test
Figure 501 (Sheet 1)
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MAINTENANCE MANUAL
A
BRAKE
FWD
SEE C
SEE D SEE D A (REF) HOUSING BRAKE C (TYP 7 PLACES) PISTON
(REF) BRAKE HOUSING BRACKET INDICATOR
A-A PLATE TORQUE WEAR PIN INDICATOR NUT HOUSING PIN
PRESSURE PLATE
D WEAR INDICATOR
Figure 501 (Sheet 2) Hydraulic Brake Operation Test
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MAINTENANCE MANUAL
BRAKE/RUDDER PEDALS
SEE A
RIG PIN R1A RIG PIN R1B
PEDAL
ARMS
BELLCRANKS
LGB4B
LGB4A BRAKE BUS RODS LGB2B
RIG PIN LGB1 (2 PLACES)
FWD
A
Hydraulic Brake System - Adjustment Figure 502 (Sheet 1)
BRAKE/RUDDER PEDAL HOUSING SEE B
R1A RIG PIN HOLE (INSTALL FROM OPPOSITE SIDE)
LGB1 RIG PIN HOLE (INSTALL
SEE C PIN FROM OPPOSITE
LGB2A SIDE) BRAKE BUS INPUT RODS
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MAINTENANCE MANUAL
BOLT BRACKET
WASHER ASSEMBLY
(TYPICAL RIG PIN
16 LOCATIONS) R1A (LEFT)
R1B (RIGHT)
BRAKE/RUDDER BRAKE/RUDDER PEDALPEDAL HOUSING SUPPORT SHAFTACCESS COVER
RIG PIN HOLE LGB1
BOLT
WASHER
(TYPICAL
41 LOCATIONS)
SEE C
INBD
FWD
BRAKE/RUDDER PEDAL HOUSING
BRAKE/RUDDER
B
PEDAL MECHANISM HOUSING
BRAKE/RUDDER PEDAL BELLCRANK (2 LOCATIONS)
STOP (2 LOCATIONS)
SCREW WSHER NUT (2 LOCATIONS)
SHIM (2 LOCATIONS)
PEDAL STOP ADJUSTMENT CAPTAINS BRAKE/RUDDER PEDAL HOUSING
C
Hydraulic Brake System - Adjustment
Figure 502 (Sheet 2)
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SEE A
SEE B
QUADRANT LGB2A LGB2B
LGB4A QUADRANT LGB3 HOLE RIG PIN
VALVE LGB4B ROD CONTROL INPUT VALVE METERING LGB4 HOLE RIG PIN VALVE CRANK VALVE ROD CONTROL INPUT VALVE METERING
METERING VALVE MODULE LEFT WHEEL WELL
B
METERING VALVE MODULE RIGHT WHEEL WELL
A
Brake Metering Valve Module Adjustment Figure 503
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MAINTENANCE MANUAL
S 865-003
(3)
Make sure that these circuit breakers on the overhead panel, P11, are closed:
(a)
11A32, INDICATOR LTS 1
(b)
11K15, ELEC PUMP C1
(c)
11K16, ELEC PUMP RIGHT
(d)
11K24, ELEC PUMP C2
(e)
11K25, ELEC PUMP LEFT
(f)
11S20, LEVER LOCK
S 865-004
(4)
Make sure that these circuit breakers on the P11 overhead panel are open:
(a)
11S21, AUTO BK ANTISKID TEST IND 2
(b)
11S18, ANTI SKID 1-5
(c)
11S22, ANTI SKID 4-8
(d)
11C31, LANDING GEAR ANTISKID 2-6
(e)
11C32, LANDING GEAR ANTISKID 3-7
TASK 32-41-00-715-085
3. Hydraulic Brake System Operational Test - Normal System (Fig. 501)
_______________________________________________________
A. References
(1)
AMM 24-22-00/201, Electrical Power - Control
(2)
AMM 29-11-00/201, Main (Left, Right, and Center) Hydraulic Systems
B.
Access
(1)
Location Zones
211 Control Cabin, Left
212 Control Cabin, Right
731 Landing Gear Left
741 Landing Gear Right
C.
Procedure
S 865-078
(1)
Prepare for the Operational Tests of the Hydraulic Brake System.
S 865-005
(2)
Pressurize the right and left hydraulic system and reservoirs (AMM 29-11-00/201).
S 865-006
(3)
Push in and release the brake pedals slowly and fully 6 times to bleed air from the brake lines.
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