RIDGID GP90150A - Manual (Page 11)

11
This compressor is shipped with oil.
Use single viscosity, ISO 100 (SAE 30),
non-detergent compressor oil; or Mobil 1
®
5W30 or 10W30 synthetic oil may also be
used. See illustration for proper oil fill.
Refer to engine manual for proper oil level
and type.
Lubrication
1. Fill engine with oil and gasoline per
instructions furnished with engine.
2. Remove the compressor dipstick
breather or check oil sight glass to ver-
ify proper oil level.
3. Turn manual unloader lever up to a
horizontal position to allow the com-
pressor pump to run without com-
pressing air.
Start-Up
To ensure proper operation,
unit must be on a level surface.
Manual Unloader Lever in the
Unloaded Position
Dipstick
Add Oil
Fill
Line
Max
Low
Full
Add Oil