29-09-11
ALL ú ú 01 Page 201 ú Nov 15/91
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A 737-300/400/500MAINTENANCE MANUAL
SYSTEM A PRESSURE GAGE
RESERVOIR FOR THE SYSTEM A
RESERVOIR
FORWARD
BULKHEAD
(REF) RESERVOIR
PRESSURIZATION MODULE
SEE A
VENT CAP
SYSTEM B
RESERVOIR
PRESSURE GAGE
FOR THE SYSTEM B
RESERVOIR
VENT CAP
KEEL BEAM (REF)
RESERVOIR DEPRESSURIZATION CHECK VALVETUBING VALVE MOUNTING BOLTS, (2 LOCATIONS) TO THEASSEMBLY (2 LOCATIONS) WASHERS, NUTS RESERVOIRS(2 LOCATIONS)
(2 LOCATIONS) SEE C
PLUG, O-RING (TEST PORT)
MOUNTING BOLTS, WASHERS, NUTS (2 LOCATIONS)
ORIFICE ASSEMBLY NUT BACKUP RING CAP O-RING (3)
TEE (2 LOCATIONS)
SWIVEL NUT (2 LOCATIONS)
CAP VENT CAP FILTER REDUCER
ELEMENT FILTER O-RING SEE B RESERVOIR PRESSURIZATION (2 LOCATIONS) BULKHEAD WHEEL WELL
MODULE PNEUMATIC
FILTER SLEEVE SUPPLY LINE INBD
O-RING SLEEVE FWD
O-RING A
FILTER
B
Reservoir Pressurization Module
Figure 201 (Sheet 1)
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29-09-11
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BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
737-300/400/500
MAINTENANCE MANUAL
FORWARD
WHEELWELL
BULKHEAD
VALVE ASSEMBLY
TUBING ASSEMBLY
(2 LOCATIONS)
SWIVEL ELBOW
TEE VALVE
TEE 1 RESERVOIR
PRESSURIZATION
MODULE
FWD
VENT CAP
INBD
TUBING ASSEMBLY
C
1 OR POST-SB 29-1093 AIRPLANES POST-SB 29-1065
Reservoir Pressurization Module Figure 201 (Sheet 2)
E36536
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29-09-11
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BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
737-300/400/500MAINTENANCE MANUAL
TASK 29-09-11-002-007
3. Hydraulic Reservoir Pressurization Module Removal (Fig. 201)._________________________________________________
A. Access
(1) Location Zones
217 Right Main Wheel Well
B. Procedure
S 842-008
(1)
Do the steps to prepare for maintenance of the pressurization module.
S 032-009
(2)
For pressurization modules with tee assemblies disconnect the tubes from the tee assemblies.
S 032-052
(3)
For pressurization modules without the tee assemblies disconnect the tube at the pressurization module that connects to the system B depressurization valve.
S 032-010
(4)
Remove the pneumatic supply lines (2 locations) from the right end of the pressurization module.
S 022-053
(5)
Install caps on the pneumatic supply lines and the tube and the ports in the pressurization module.
S 022-011
(6)
Remove mounting bolts that attach the pressurization module to the airplane.
S 032-012
(7)
Remove these parts from the pressurization module if they are necessary for the new pressurization module:
(a)
Remove the orifice assembly from the pressurization module. 1) Make a record of the position of the backup ring and the
O-rings. 2) Discard the O-rings and the backup ring.
(b)
Remove the plug from the test port.
1) Discard the O-ring.
(c)
Remove the reducers from the pneumatic supply ports. 1) Discard the O-rings.
TASK 29-09-11-402-013
4. Hydraulic Reservoir Pressurization Module Installation (Fig. 201).______________________________________________________
A. Consumable Materials
(1)
D00054 Skydrol Assembly Lube - MCS 352
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