Also if you find yourself having to refill the crankcase frequently the compressor may be bypassing an excessive amount of oil.
Rol air compressor oil change.
Recommended change interval is 3 000 to 4 000 hours.
Rolair premium sae non detergent oil resists foaming provides excellent wear protection and protects against corrosion.
Premium oil for air compressor pump.
163cc 5 5 hp to 688cc 20 hp gas powered belt drive truck mount air compressors.
To check for oil leaks watch for pooling oil around the base of the pump and engine if applicable.
Rolair synthetic oil provides easier starting in extreme weather conditions and is compatible with other mineral oils.
Remember to change the initial factory oil after a break in period of fifty hours.
Rolair synthetic blend oil provides easier starting in cold temperatures results in fewer carbon deposits and is compatible with other mineral oils.
In any case take the compressor to an authorized rolair service center to diagnose and repair the issue.
Recommended change interval is 1 000 to 2 000 hours.
Oil packaged under the rolair name is blended with chemicals that resist foaming provide excellent wear corrosion protection and reduce carbon build up.