Use and Care Manual

TROUBLESHOOTING
Problem Common Causes Solution
Air leaks from the regulator. Regu-
lator does not regulate pressure any
more.
The regulator has become damaged
or dirty.
Replace the regulator/internal parts.
Low PSI pressure and/or compres-
sor does not stop.
1. Tank drain valve is open.
2. Leaks in the unit.
3. Using too much air.
4. Air intake is obstructed.
5. Compressor is too small.
6. Blown gaskets/seals or leaking
valves/piston rings.
1. Close the drain valve (see Fig. 2
on page 8).
2. Check the unit for leaks (see
“Testing for Leaks” on page 10).
3. Use less air.
4. Make sure the unit is away from
the wall and that the air inlets are
not obstructed.
5. Check the requirements of the
pneumatic tool. Make sure the
specifications of this compressor
meet the requirements.
6. Replace necessary parts.
A large drop in the regulated pres-
sure gauge occurs once a pneumatic
tool or other air accessory is being
used.
The compressor is too small. Check the requirements of the
pneumatic tool. Make sure the
specifications of this compressor
meet the requirements.
Motor won’t run. 1. Tank pressure is too high.
2. Thermal overload protection on
the motor has been tripped.
3. Power source isn’t working.
4. The check valve (part 61 on page
12) is stuck open.
1. Motor will start automatically
once the tank pressure drops.
2. Let the motor cool down for a
few minutes. Unplug the unit and
plug it back in.
3. Examine the power source. Make
sure that your extension cord is of
the proper gauge.
4. Clean or replace the check valve.
Pressure relief valve opens. 1. Tank pressure is too high
2. Pressure switch is stuck.
1. Let the tank pressure drop.
2. Replace the pressure switch.
If problems still exist after consulting this list, or if you have any questions about the solutions provided above, feel
free to contact the WEN help line at 800-232-1195 (M to F, 8 to 5 CST) or email [e-mail].
CAUTION: Stop using the tool immediately if any of the following problems occur or risk serious
personal injury. Have the repair or replacement performed by a qualified service technician before
operating this tool.
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