TM 10-4610-239-24
TM 08580B-24/3
DISASSEMBLY. (Cont)
m. Remove two screws (33) and relay (34).
n. Remove two screws (35) and transformer (36).
o. Remove solenoid valve nut (37), solenoid valve assembly (38), solenoid (39) and gasket (46).
p. Remove one tee (40) and two elbows (41) from solenoid valve assembly (38).
q. Remove five screws (43), box (44), and pilot control (45). Remove two pipe tees (40) from pilot
control (45).
CLEANING.
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.
a. Using a soft-bristled brush and drycleaning solvent, clean cam, terminalstrip, subplate, plate,
cam tee, elbow, nipple, mounting hardware, and pilot control.
b. Using dry cloth, clean solenoid, solenoid valve, box gasket, transformer, switches, and motor.
INSPECTION.
a. Inspect terminal strip, motor, transformer, and switches for breaks, overheating, and terminal
damage. Replace as required.
b. Using multimeter, test motor, transformer, and switches for continuity and short. Replace as
required.
c.
Inspect printed circuit board for cracks, breaks, overheating, and circuitr damage. Replace as
y
required.
d. Inspect cam for excessive wear, breaks, and damage. Replace as required.
e. Inspect plate, subplate, and gasket for cracks, damage, and excessive wear. Replace as required.
f.
Inspect solenoid valve and nut for damage. Replace as required.
g. Inspect pilot control for cracks and damage. Replace as required.
h. Inspect all pipe fittings for stripped or damaged threads. Replace as required.
i.
Inspect timer box and cover for damage. Replace as required.
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