Harbor Freight Tools 90385 - Manual (Page 9)

SKU 90385 For technical questions, please call 1-800-444-3353. Page 9
OPERATING INSTRUCTIONS
Turning Compressor On
1. Plug the power cord into an electrical outlet with a grounding prong.
2. Pull up on the Auto/Off Pressure Switch (66) to turn on. Push down on the Switch to
shut off.
3. Allow the Tank to fill to 80 PSI before using.
With the Air Compressor turned on, operation is automatic and under the control of
the internal pressure switch.
Adjusting Pressure Switch
Caution: The internal pressure switch is adjustable but changes to the pressure levels
are not recommended; any change to the automatic On/Off pressure levels will cause
additional stress on the motor which may result in shortened motor life.
Using the Pressure Relief Valve
The Pressure Relief Valve (Figure F) is used when decom-
pression is needed quickly and efficiently.
1. Press the Auto/Off Pressure Switch (66) down to turn
power off.
2. Pull on the Pressure Relief Valve (67) ring to release
pressure.
3. When all pressure is released, close the valve again.
(1)
Auto / Off Switch
Output Pressure Adjuster
Air Control Valve
Tank Pressure Gauge
Output Pressure Gauge
Figure E
Pressure Relief
Valve
Figure F
NOTE: Actual product design may
vary slightly from that shown.
REV 04/05