SECTION 6: MAINTENANCE
AIR N ARC
®
300 SERIES ALL-IN-ONE POWER SYSTEM
®
PAGE - 76
090012-OP_r0
6.6.1, Compressor Air Filter
for air filter
inspection check, etc.).
10. Replace the cover [
B
].
11. Replace the two (2) wing nuts [
A
], and
secure tightly.
6.6.3 CHECKING THE COMPRESSOR OIL
Having the proper amount of oil in the compressor
system is essential to prolonging the equipment’s useful
life. Checking the compressor oil is the most important
DANGER
NEVER check the compressor oil level
with the compressor running. Hot oil is
under pressure and will spray, causing
severe burns.
When checking compressor oil level,
blow down the pressure to zero and
allow system oil level to settle before
removing the fill cap.
KEY
DESCRIPTION
KEY
DESCRIPTION
A
RED COMPRESSOR FILL PORT CAP
E
HIGH LEVEL (at fill port lip edge)
B
COMPRESSOR OIL FILL PORT
F
LOW LEVEL (at fill port thread’s lower edge)
C
UTILITY FUNNEL
G
OPTIMUM OIL LEVEL RANGE
D
UTILITY HOSE (at least 18” in length)
Figure 6-6: Compressor Oil Fill Location and Level Check
B
D
C
E
G
F
A
WARNING
DO NOT remove caps, plugs and/or other
components when compressor is
running or pressurized. Stop compressor
and de-pressurize system prior to
maintenance of system. Relieve the
entire system pressure by opening the
air tank drain/vent valve, which will vent
all pressure to the atmosphere.
Refer to
Figure 6-1
. Open fill cap
SLOWLY (contents under pressure) to
make sure all pressure has been
relieved.
