S 024-013
(5)
Remove the retainers (4, 6 or 40, 42) and the O-rings (5, 7 or 41, 43) from the valve. Discard the O-rings and retainers.
TASK 32-42-03-404-014
4. Antiskid Valve - Installation (Fig. 401)
_____________________________
A. Equipment
(1)
Packing Installation Tool - T63619, Hydro-Aire
Division, Crane Co., Burbank, CA 91510 USA
B.
Consumable Materials
(1)
D00153 Hydraulic Fluid - BMS 3-11
C.
Parts
~.............................................................................. | AMM | | AIPC | ................. ............................ | FIG | ITEM | NOMENCLATURE | SUBJECT |FIG | ITEM | ................................................................................ | 401 | 2 | Valve Assy-Control (Normal) | 32-42-02 | 01 | 130 | | | 3 | Bolt | | | 135,165 | | | | | | | 185,240 | | | 4 | Retainer | | | 155 | | | 5 | Packing (O-Ring) | | | 145 | | | 6 | Retainer | | | 150 | | | 7 | Packing (O-Ring) | | | 140 | | | 25 | Bolt | 32-42-02 | 02 | 85,89 | | | 40 | Retainer | | | 79C | | | 41 | Packing (O-Ring) | | | 78C | | | 43 | Packing (O-Ring) | | | 78E | | | 45 | Valve Assy - Control (Alternate) | | | 70 | 2.......….......…...................................…...........…....….........1
D. References
(1)
AMM 06-46-00/201, Entry, Service, and Cargo Doors
(2)
AMM 24-22-00/201, Electrical Power - Control
(3)
AMM 25-50-03/401, Bulkhead Lining
(4)
AMM 29-11-00/201, Pressurize/Depressurize Main Hydraulic System
(5)
AMM 34-21-00/501, Inertial Reference System
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MAINTENANCE MANUAL
E. Access
(1)
Location Zones
143 Left Main Landing Gear Wheel Well
144 Right Main Landing Gear Wheel Well
F.
Procedure
S 434-015
(1)
Lubricate the O-rings (5, 7 or 41, 43) (new) and the retainers (4, 6 or 40, 42) (new) with hydraulic fluid.
S 424-109
(2)
Use the valve installation tool to install the O-rings (5, 7 or 41, 43) and the retainers (4, 6 or 40, 42) on the valve.
S 424-016
CAUTION: DO NOT LET DIRT OR OTHER UNWANTED MATERIAL GET IN THE
_______ PORTS OF THE VALVE BODY AND MODULE. IF UNWANTED MATERIAL GETS IN THE VALVE OR MODULE, A MALFUNCTION CAN OCCUR.
(3) Install the valve to the module with four bolts (3 or 25) and tighten the bolts to 100-110 pound-inches.
S 434-017
CAUTION: MAKE SURE THAT YOU CONNECT THE CORRECT ELECTRICAL CONNECTOR TO
_______ THE VALVE. IF YOU CONNECT THE INCORRECT CONNECTOR TO THE VALVE, DAMAGE TO THE SYSTEM WILL OCCUR.
(4)
Install the electrical connector plug (1 or 44) and the ground wire (24 or 39) to the valve (2 or 45).
S 864-018
(5)
For the normal antiskid module, pressurize the right hydraulic system and reservoir (Ref 29-11-00).
S 864-019
(6)
For the alternate antiskid module, pressurize the left hydraulic system and reservoir (Ref 29-11-00).
(7)
Push in the brake pedals fully four or more times.
(8)
After five minutes, do a check of the valve installation for leaks.
S 864-020
S 894-021
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MAINTENANCE MANUAL
S 864-022
(9)
Remove the DO-NOT-CLOSE tags and close these circuit breakers on the P11 panel:
(a)
11C31, ANTI-SKID 2-6
(b)
11C32, ANTI-SKID 3-7
(c)
11S18, ANTI-SKID 1-5
(d)
11S22, ANTI-SKID 4-8
S 714-023
(10)
Do a test of the valve with the aid of Antiskid/Autobrake Control Unit Built In Test Equipment (BITE) as follows:
(a)
Prepare for the test. 1) Supply electrical power (AMM 24-22-00/201). 2) Release the parking brake. 3) Pressurize the right hydraulic system and reservoir
