Compressor Prestart Checks - Miller Bobcat 200 Air Pak Owner's Manual

5-5. Compressor Prestart Checks

Oil Fill/
Check
.
Use only Miller oil
276620.
!
Do not open oil fill cap until unit is
off and pressure in the compressor
case has been released according
to Section 7-2. Do not open oil fill
cap while running.
.
The compressor is equipped with high
oil temperature shutdown. High oil
temperature can be caused by low oil
or hot air recirculation.
NOTICE − Do not mix oil types. Do not
overfill. Use only Miller oil 276620.
OM-283762 Page 26
.
A complete Parts List is available at www.MillerWelds.com
2
Check all fluids daily. Compressor must
be cold and on a level surface. Unit is
shipped with oil.
Open side service door.
1 Oil Level Sight Glass
The unit is shipped with oil in the compres-
sor. Oil level sight glass shows oil level.
.
Bottom of oil sight glass is minimum oil
level. Top of oil sight glass is full.
Minimum oil level is half way up the oil fill
pipe. Maximum oil level is in threaded area
of oil fill pipe.
High/Max
1
Low/Min
Check level frequently. If oil needs to be
added, be sure unit is off and compressor
case pressure is released according to
Section 7-2 before removing fill cap.
2 Air Compressor Oil Fill Cap
Hand tighten oil fill cap. Using excess
force can damage o-ring.
Inspect compressor air cleaner element
and replace if dirty (see Section 11-3).
Close side service door.
.
Bottom of oil sight
glass is minimum oil
level. Top of oil sight
glass is full.
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