TM 10-4610-240-24
TM 08580C-24/2
TO 40W4-13-22
3-43. CONTROL VALVE MAINTENANCE.
This task consists of:
a. Disassembly
b. Cleaning
c. Inspection
d. Repair
e. Assembly
INITIAL SET-UP:
Tools Required
General Mechanics Tool Kit (Appendix B, Section III, Item 4)
Torque Wrench (Appendix B, Section III, Item 3).
Materials/Parts Required
Solvent, drycleaning (Appendix C, Section II, Item 28).
Diaphragm (6) - 5500654000
Diaphragm - 5500653003
Gasket- 5500653008
O-ring- 5400753000
O-ring- 5400755000
Equipment Condition
Reference
Multimedia filter control valve removed (para. 2-77).
General Safety Instructions
WARNING
Drycleaning solvent P-D-680 is highly toxic and can ignite organic materials, nitrates,
carbides, and chlorates. Wear eye, skin, and respiratory protection. Use in a well-
ventilated area.
DISASSEMBLY
NOTE
There are six cartridges in the multimedia filter control valve.
All are
disassembled the same. One is shown.
a.
Remove four screws (1) and washers (2) and remove cartridge cap (3).
b.
Remove cartridge assembly (4), o-ring gasket (18).
c.
Remove nut (4), lockwasher (5), washer (6), diaphragm (7) diaphragm keeper (8) from diaphragm housing
(9).
d.
Remove valve shaft (10) and o-ring (11) from diaphragm housing (9).
e
Remove nut (16), lockwasher (15), washer (14), rubber washer (13) and keeper washer (12) from valve shaft
(10).
f.
Remove valve seat (17).
g.
Discard all rubber washers, o-rings and diaphragm
3-236
