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 TM 55-1905-220-14-8
4-18.1. SEWAGE SYSTEM VACUUM PUMP - MAINTENANCE INSTRUCTIONS (Continued).
LOCATION
ITEM
ACTION
REMARKS
CLEANING
5.
Oil
a.
Filter plug
Remove.
reservoir
(1), and
gasket (2)
b.
Cap (3)
Remove.
and, gasket
(4)
c.
Glass
Remove.
cylinder
(5), and
gasket (6)
d.
Spring (7)
Remove.
e.
Strainer
Remove and clean.
Use solvent.
felt (8)
f.
Strainer
When dry replace.
felt (8)
g.
Spring (7)
Install.
h.
Gasket (6),
Install.
and glass
cylinder(5)
i.
Gasket (4),
Install.
and cap (3)
j.
Oil
Add oil.
Type OE/HDO 20.
k.
Gasket (2),
Install and tighten.
and filler
plug (1)
6.
Pump
To flush the pump of dirt, viscous
oil, etc., remove the filter and
muffler and while the pump is running,
permit several teaspoons full of
solvent to be drawn into pump at the
intake. After all the solvent has
passed through the pump, immediately
relubricate with a shot of oil and
replace filter and muffler.
4-668
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