Series CS Rotary Screw Compressors
www.campbellhausfeld.com
Maintenance (Continued)
OIL CHANGE
RISK OF INJURY! The unit consists of rotating
and pressurized components. Do not attempt
to change oil until the unit has completely stopped and been fully
depressurized.
Disconnect, tag and lock out
power source then release all
pressure from the system before attempting to install,
service, relocate or perform any maintenance.
RISK OF BURNS! The unit parts, oil,
and screw plug can be hotter than
175° F (80° C)! Wear personal safety equipment!
1. Switch off the system, prevent it from being
switched back on without authorization, and
bring it into a horizontal position.
2. Depressurize the tank and system completely..
3. Unscrew the oil plug of the filler neck by hand.
4. Carefully unscrew the oil drain cap and catch the used oil in
a suitable container.
Dispose of the used oil, oil-contaminated
container, and cloths in accordance with local
regulations.
5. Clean the oil drain screw to remove any remaining oil.
Tighten drain cap to original closed position.
OIL FILTER
RISK OF INJURY! The unit consists of rotating
and pressurized components. Do not attempt
to change oil until the unit has completely stopped and been fully
depressurized.
RISK OF BURNS! The unit parts, oil,
and screw plug can be hotter than
175° F (80° C)! Wear personal safety equipment!
NOTE:
Replace the oil filter with every oil change.
1. Switch off the screw compressor system and prevent it from
being switched back on without authorization.
2. Depressurize the system completely.
3. Remove the oil filter cartridge with a suitable tool, e.g. oil
filter strap wrench.
Dispose of the old oil fi lter cartridge in
accordance with the applicable regulations.
4. Oil the seal on the new oil filter cartridge with oil of the same
oil type as in the air end.
5. The new oil filter cartridge must be held vertically and filled
with oil of the same oil type as in the compressor module
before being screwed on.
6. Screw the new oil filter cartridge onto the multiblock and
tighten by hand. No tool is required.
7. Switch on the system.
8. The oil filter must then be checked for leaks with the system
running.
9. Check the oil level as explained earlier and top up the
missing oil quantity again to the maximum level.
AIR-OIL SEPARATING ELEMENT
RISK OF INJURY! The unit consists of rotating
and pressurized components. Do not attempt
to change oil until the unit has completely stopped and been fully
depressurized.
RISK OF BURNS! The unit parts, oil,
and screw plug can be hotter than
175° F (80° C)! Wear personal safety equipment!
Heavily soiled intake air or low-
quality oil cause heavier soiling of
the cartridge, which can result in the premature need for replacement.
1. Switch off the screw compressor system and prevent it from
being switched back on without authorization.
2. Unscrew the air-oil separating element with a suitable tool,
e.g. oil filter strap wrench.
Dispose of the used oil, oil-contaminated
container, and cloths in accordance with local
regulations.
Figure 12 - Oil Filter
Oil Filter
Filter Seal
Multiblock
Figure 11 - Oil Drain
Oil Drain Pipe and Cap
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