TM 10-4610-241-24
TO 40W4-13-42
2-70. DIAPHRAGM VALVE REPAIR.
This task consists of:
a. Removal
b. Cleaning
c. Inspection
d. Repair
e. Assembly
lNlTIAL SET-UP:
Tools Required
General Mechanics Tool Kit (Appendix B, Section III, Item 4)
Vise (Appendix B, Section III, Item 3)
Pipewrench (Appendix B, Section III, Item 3)
Material/Parts Required
Tape, Anti-seize (Appendix C, section II, Item 19)
Detergent (Appendix C, Section II, Item 5)
Rags, Wiping (Appendix C, Section II, Item 14)
Diaphragm (TM 10-4610-241-24P)
Gaskets (TM 10-4610-241-24P)
Packing (TM 10-4610-241-24P)
Equipment Condition
Reference
Diaphragm Valve removed from Unit (paragraphs 2-69 and 2-30).
Disassembly.
NOTE
(1) Remove four nuts (1), screws (2), metal tag (3), and cap (4).
(2) Hold shaft (21) with screw driver to keep turning and
remove nut (5) from shaft.
(3)
Remove upper diaphragm plate (6), diaphragm (7), lower
diaphragm plate (8), end spring (9), from shaft (21). (Spring (9)
is only on Models WPES-10, WPES-20 and WPES-30).
(4) Remove gasket (10), washer (11) and (12) from shaft
(21).(Washer (11) and gasket (1O) are only on Models WPES-
10, WPES-20 and WPES-30).
(5)
Using gland removal tool unscrew packing retainer (13), valve
body (24) and remove packing (14 and 15).
(6)
Remove shaft (21) and attached parts from body (24).
(7) Remove nut (16), disk plate (17), disk (18), disk retainer (19)
and flat washer (20), from shaft (21).
2-272.4 Change 1
