IMT CAS2545, Operation And Maintenance Manual

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Maintenance & Repair 39
CAS2545 Maintenance Procedures
Maintenance intervals in the schedule outlined in this manual are based on one hour of
compressor operation equal to about 40 road miles on an engine. Thus, eight hours operation is
equal to 320 road miles, 250 hours is equal to 10,000 road miles, etc.
Only inspection processes can be completed with the compressor covers on. To complete any
maintenance procedures, the covers must be removed.
LIFTING COMPRESSOR
A hole with 5/8-11 UNC threads is provided on the top of the compressor. This threaded hole is
designed to be used with an eyehook or lifting hook to lift the compressor. Lift hooks or
eyehooks with a rating of at least 600 pounds must be provided by the customer.
COMPRESSOR OIL SUMP FILL, LEVEL, AND DRAIN
CHECKING COMPRESSOR OIL LEVEL
The proper compressor oil level, when unit is shut down and has had time to settle, is level to
the top of the oil fill opening. The truck must be level both side to side and front to back when
checking the oil.
MAX
MIN
OIL FILL LEVEL -
BETWEEN MINIMUM
AND MAXIMUM LINES
AS SHOWN.
CAS2545 OIL FILL LEVEL
ADDING OIL TO COMPRESSOR
1 Before adding or changing compressor oil, completely drain air tank and relieve pressure by
opening pressure relief valve.
2 Remove filler cap and add new oil until the maximum limit is reached. Oil can be added at
the oil fill opening.
3 Replace filler cap.
4 Close pressure relief valve.