Section II. SERVICE AND RECEIPT
SITE AND SHELTER REQUIREMENTS
The 20-904 and 20-911 air compressor units were designed for permanent installation in a sheltered environment.
Protect the compressor from water, excessive dirt and corrosive atmospheres.
Install the compressor in an area that receives adequate ventilation to prevent it from overheating.
Locate the compressor away from work areas and areas frequently traveled, preferably outside of the maintenance
building. A special noise reduction enclosure may be necessary.
SERVICE UPON RECEIPT
The compressor is shipped without oil in the crankcase. Before start-up, fill the crankcase with oil to the full mark on the
level gage. 1-2/3 pints ( .8 l) for Model 20-904; 1 pint ( .5 l) for Model 20-911.
Above 32 F
0F to 40 F
(-18C to 4C)
Before tart-up, turn the flywheel over a few revolutions by hand to make sure that there aren't any obstructions anywhere
in the unit.
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