Ingersoll-Rand Doosan HP675WCU-T3, Operation & Maintenance Manual

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Operation & Maintenance Manual Maintenance
68 Book 22826226
CAUTION
!
Some oil mixtures are incompatible and result in the formation of
varnishes, shellacs or lacquers which may be insoluble. Refer to Portable
Compressor Fluid Chart.
RUNNING GEAR WHEEL BEARINGS
Wheel bearings should be packed with grease every 12 months. The type of grease used
should conform to specification MIL-G-10924.
PRESSURE REGULATOR
Normally, regulation requires no adjusting, but if proper adjustment is lost, proceed as follows:
Before Starting Unit
1. Atop separator cover at pressure regulator (PR) loosen locknut (G)
counterclockwise. Turn adjustment screw (H) counter clockwise on full turn.
After Starting Unit
2. Allow unit to warm up, then push “Service Air Switch” on control panel.
3. Open and adjust service valve on outside of the unit to obtain the rated
operating pressure on the discharge pressure gauge.