TM 10-4610-239-24
TM 08580B-24/3
DISASSEMBLY. (Cont)
t.
Remove crosshead (32).
u.
Remove bushing (34).
WARNING
The R.O. pump power frame is heavy/difficult to handle. Two people are needed
to lift it to prevent personal injury or damage to the equipment.
v.
Position R.O. pump power frame (28) to access bottom.
CLEANING.
WARNING
Drycleaning solvent AA 711 TYPE I & II is highly toxic and can ignite organic
materials, nitrates, carbines, and chlorates. Wear eye, skin, and respiratory
protection. Use in a well ventilated area.
a.
Wash metallic parts, including air breather, bearings, crankshaft, and the inside of the R.O. pump
power frame, with drycleaning solvent.
b.
Rinse with a clean solution of drycleaning solvent and allow to air dry.
c.
Remove rust and loose paint from the R.O. pump power frame exterior.
d.
Remove rust and corrosion from nuts, screws, bolts, and studs.
INSPECTION.
a.
Inspect R.O. pump power frame for cracks and stripped threads. Repair as required.
b.
Inspect crankshaft for scratches, pitting, and excessive wear. Buff out scratches and pits with fine
emery cloth. Repair as required.
c.
Inspect crossheads, wrist pins, glands, followers, and wiper boxes for damage and excessive
wear. Repair as required.
d.
Inspect end bearing and main bearings for deformation, pitting, and excessive wear. Replace as required.
e.
Inspect connecting rods and connecting rod caps for damage, pitting around shell bearig
n
housing, and for stripped heads and threads. Replace as required.
f.
Inspect studs, cap screws, pipe nipples, oil valve, pipe elbows, and nuts for stripped and damaged
threads, bent or broken shanks, and cracks. Replace as required.
g.
Inspect bushing for tightness of fit in connecting rod. Replace as required.
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