Electric Driven Air Compressor.
(a) Sample and inspect lubricating oil.
(b) Inspect compressor oil level and rotate
compressor crankshaft by hand.
(a) Inspect/clean air coolers, fan, hoses and
(b) Inspect/renew discharge air filter.
(c) Test operate compressor, lift relief valve(s)
by hand, and test air inlet and discharge
(a) Inspect receivers, coolers and piping for
external corrosion, and sound and tighten
Semiannually or Per Manufacturers Recommended Number
of Operating Hours (first to occur):
(a) Renew oil in compressor crankcase.
(b) Clean air compressor air intake filter.
(c) Inspect drive belt tension.
(a) Test operate the compressor and inspect air
system piping under full working pressure.
(b) Test all relief valves for proper lifting
Per Cycle (Normally 3 to 4 years):
(a) Test over-temperature shut down device.
(b) Disassemble compressor and inspect internal
parts for wear.
Compressed Gas Storage Flasks.
(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.
Air System Piping.
(a) Operate air system valves.
(a) Inspect piping and inspect/operate valves,
including leak test.
(b) Inspect/Renew filter elements and clean filter
(c) Inspect/Renew cartridge(s) in air purifier(s).
(d) Strength test hose 5 to 9 years old from date