TM 55-1930-209-14&P-7
4-5.6
Compressor oil change (Barge 1). When oil change is required as part of semiannual maintenance services,
perform these procedures:
a. Shut down air compressor system by following procedures in paragraph 3-8.2.
b.
Redtag power panel 1 circuit breaker 3P5 Indicating, "WARNINGDO NOT ACTIVATE REPAIRS BEING MADE."
c. Unscrew oil drain plug and gasket and drain oil into container (Figure 3-2).
d.
While oil is draining, remove oil cover nut, seal, and oil cover.
e.
Upon completion of draining, install oil drain plug with new gasket.
f.
Add oil down oil tube until level can be seen in lower half of sight glass.
g.
Install oil cover, seal, and oil cover nut. Tighten nut hand tight.
h.
Remove red tag from power panel 1 circuit breaker 3P5.
i.
Start air compressor system by following procedures in paragraph 3-2.1.
j.
When compressor is operating, check drain plug and oil cover for leaks. Tighten as necessary.
k.
Record completion of this maintenance item in log book.
4-5.7
Compressor oil change (Barges 2 and 3). When oil change is required as part of monthly or every-other-month
maintenance services, perform these procedures.
a. Shut down air compressor system by following procedures In paragraph 3-8.2.
b.
Redtag power panel 1 circuit breaker 3P5 indicating, "WARNING DO NOT ACTIVATE REPAIRSBEING MADE."
c.
Unscrew oil drain plug and gasket and drain oil into container (Figure 3-3).
d.
While oil is draining, remove oil filler plug.
e Upon completion of draining, Install oil drain plug with new gasket.
f.
Add oil In oil filler hole until oil level in sight glass Is within 1/8 Inch of full level mark on glass Do NOT overfill.
g.
Install oil filler plug wrench tight.
h Remove red tag from power panel 1 circuit breaker 3P5.
i. Start air compressor system by following procedures in paragraph 3-2.1.
j.
Check oil level in sight glass. It must not be above halfway mark in glass nor lower than 1/8 inch below mark. If
not within these markings, add more oil, or drain oil to bring it within these markings.
k.
When compressor is operating, check drain plug and oil filler plug for leaks. Tighten as necessary.
I.
Record completion of this maintenance item in log book.
4-5.8
Compressor air filter change (Barge 1). When air filter on top of compressor requires cleaning and/or replacing
as part of weekly maintenance services, perform these procedures:
a. Shut down air compressor system by following procedures in paragraph 3-8.2.
b.
Redtag power panel 1 circuit breaker 3P5 indicating, "WARNING DO NOT ACTIVATE REPAIRS BEING MADE."
c.
Unscrew by turning clockwise oil cover nut on top of air Intake assembly on top of compressor.
d.
Remove oil seal and oil cover.
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