Item to Check Daily Weekly Monthly
Six
Months
Yearly
Crankcase oil pressure
Compressor discharge pressure
Overall visual check
Crankcase oil level
2 2
Drain liquid from accumulation points
3
Drain distance pieces
Clean cooling surfaces on compressor and
intercooler (if any)
Lubricator supply tank level (if any)
Check belts for correct tension
Inspect valve assemblies
Lubricate motor bearings in accordance with
manufacturers' recommendations
Inspect motor starter contact points
Inspect piston rings
1
1
1
Piston ring life varies greatly, depending on application, gas, and operating pressures. Consult factory for additional recommendations for
your specific application.
2
Change oil every 2,200 hours of operation or every 6 months, whichever occurs first. If the oil is unusually dirty, change it as often as needed
to maintain a clean oil condition. Change replacement filter 4225 with every oil change.
3
Liquid traps should be drained prior to startup.
Chapter 3—Routine Maintenance Chart
11
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