TM 10-4610-239-24
TM 08580B-24/3
REMOVAL. (Cont)
BACKWASH TIMER ASSEMBLY
NOTE
Tag all wires before removal
a. On terminal board (12) loosen setscrews (11) at positions 6, 7, 8, 9, 10, and 11 and remove black, violet, orange,
red, blue, and white wires of cable (13).
b. Tag and disconnect eight pressure lines (13) by removing plastic compression nut (14).
c.
Remove two pipe plugs (15).
d. Remove five elbows (16).
e. Remove three adapters (17).
f.
Remove one strainer (18).
g. Remove four screws (19).
h. Lift and remove stagger (23) through hole in bottom of control box (24).
LATCH ASSEMBLY
NOTE
There are six latches (4) externally attached to the control box (24). All are identical and
removed in the same manner. One latch is shown.
Remove two locknuts (21) and discard. Remove two screws (20). Remove latch (4).
GASKET
a. Remove gasket (22) from door (5). Discard old gasket.
WARNING
Drycleaning solvent AA 711 Type I & II is highly toxic and can ignite organic materials,
nitrates, carbides, and chlorates. Wear eye, skin, and respiratory protection. Use in a
well-ventilated area.
b. Using drycleaning solvent, thoroughly clean all surfaces of door (5).
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