Craftsman 921.166390 - Manual (Page 8)

lalntenance
NOTE: Any service procedure not covered in the
maintenance schedule should be performed by
qualified service personnel.
fmrmm
The air compressor should be turned off, unplugged
from the power source, air bled from the tank and
allowed time to cool before any maintenance is
performed.
To ensure efficient operation and longer life of the
air compressor unit, a routine maintenance schedule
shouid be followed. The following schedule is geared
toward a consumer whose compressor is used in a
normal working environment on a daily basts.
Items to Check/Change
Before each use
or daily
Check Tank Safety Valve X
Overall Unit Visual Check X
Check Air Filter X
Drain Tank X
Check Power Cord for Damage X
Change Oil
after first 50 hours
after every tOO hours
Check Oil Level X
Storage
For storing the air compressor, be sure to do the following:
1. Turn the unit off and unplug the power cord from the
receptacle.
2. Remove all air hoses, accessories, and air tools from
the air compressor.
3. Perform the daily maintenance schedule.
4. Open the drain valve to bleed ail air from the tank.
5. Close the drain valve.
6. Store the air compressor in a clean and dry location.