TM 10-4610-241-24
TO 40W4-13-42
3-47. TIMER REPAIR (MODELS WPES-10, WPES-20 AND WPES-30).
This task consists of:
a. Disassembly
c. Inspection
e. Test
b. Cleaning
d. Repair
f. Assembly
INITIAL SET-UP:
Tools Required
General Mechanics Tool Kit (Appendix B, Section III, Item 4)
Soft-Bristled Brush (Appendix B, Section III, Item 3)
Materials/Parts Required
Tape, Anti-seize (Appendix C, Section II, Item 19)
Rags, Wiping (Appendix C, Section II, Items 14)
Lockwashers (TM 10-4610-241-24P)
Equipment Condition
Reference
Timer removed (Paragraph 2-68).
General Safety Instructions
a.
Disassembly.
(1)
(2)
(3)
(4)
Position backwash timer (14) on workbench.
NOTE
Marking liquid ports on stager, indicating if they have a plug, elbow or strainer installed
on them will facilitate reassembly. Be sure to transcribe this information to replacement
stager before discarding or turning it in to Supply.
Remove elbows (I), plugs (2), adapters (3) and inlet strainer (4) from bottom and side of stager (12).
Remove four screws (9) and lo&washers (10).
NOTE
Tagging stager wires, indicating the terminal board contact to which they are connected,
will faciliate installation. Be sure to transfer tags to replacement stager and/or wiring
harness before discarding these items or turning them in to Supply.
Tag and disconnect stager wires from terminal board (13) and remove stager (12) and gasket (11).
3-266 Change 1
