Westward Operating Instructions and Parts Manual
Model 3JR70A
Portable Air Compressor
On/
Auto/Off
Switch
Description of Operation (continued)
Outlet Pressure Gauge: The
outlet pressure gauge indicates the
air pressure available at the outlet
side of the regulator. This pressure
is controlled by the regulator and is
always less than or equal to the tank
pressure.
Tank Pressure Gauge: The tank
pressure gauge indicates the reserve
air pressure in the tank.
Regulator: Controls the air pressure
shown on the outlet pressure gauge.
Turn the knob clockwise to increase
pressure and counterclockwise to
decrease pressure.
Drain Valve: The drain valve is
located at the base of the air tank and
is used to drain condensation at the
end of each use.
11- ENG