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 Electric Driven Air Compressor.
b.
(1) Weekly:
(a) Sample and inspect lubricating oil.
(b) Inspect compressor oil level and rotate
compressor crankshaft by hand.
(2) Monthly:
(a) Inspect/clean air coolers, fan, hoses and
fittings.
(b) Inspect/renew discharge air filter.
(c) Test operate compressor, lift relief valve(s)
by hand, and test air inlet and discharge
valve(s).
(3) Quarterly:
(a) Inspect receivers, coolers and piping for
external corrosion, and sound and tighten
foundation bolts.
Semiannually or Per Manufacturers Recommended Number
(4)
of Operating Hours (first to occur):
(a) Renew oil in compressor crankcase.
(b) Clean air compressor air intake filter.
(c) Inspect drive belt tension.
(5) Annually:
(a) Test operate the compressor and inspect air
system piping under full working pressure.
(b) Test all relief valves for proper lifting
pressure.
Per Cycle (Normally 3 to 4 years):
(6)
(a) Test over-temperature shut down device.
(b) Disassemble compressor and inspect internal
parts for wear.
Compressed Gas Storage Flasks.
c.
(NOTE: Inspect and test IAW MO-324, Hyperbaric Facility
Support Pressure Vessels)
(1) Every 24 Months:
(a) Inspect compressed gas flasks.
(2) Every 72 Months:
(a) Strength test compressed gas flasks.
ping System Maintenance Practices.
3.8.3
Air System Piping.
a.
(1) Monthly:
(a) Operate air system valves.
(2) Quarterly:
(a) Inspect piping and inspect/operate valves,
including leak test.
(b) Inspect/Renew filter elements and clean filter
sump(s).
(c) Inspect/Renew cartridge(s) in air purifier(s).
(d) Strength test hose 5 to 9 years old from date
of manufacture.
3-18
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