26
Troubleshooting Codes
CODE
POSSIBLE CAUSE
POSSIBLE SOLUTION
1
Fittings are not tight
Tighten fittings where air can be heard escaping. Check fittings
with soapy water solution. DO NOT OVERTIGHTEN.
2
Defective air tank
Air tank must be replaced. Do not repair the leak.
WARNING:
Risk of bursting. Do not drill into, weld or otherwise
modify air tank or it will weaken. The air tank can rupture or
explode.
3
Leaking seals
Contact a D
e
WALT factory service center or a D
e
WALT authorized
service center.
4
Defective safety valve
Operate safety valve manually by pulling on ring. If valve still
leaks, it must be replaced.
5
Prolonged excessive use of air
Decrease amount of air usage.
6
Compressor is not large enough for accessory
Check the accessory air requirement. If it is higher than the SCFM
or pressure supplied by your air compressor, a larger compressor
is needed to operate accessory.
7
Hole in air hose
Check and replace air hose, if required.
8
Unit operating in damp or humid conditions
Move unit to a dry well ventilated area.
9
Restricted air intake filter
Clean or replace air intake filter.
10
Loose belt
Check belt tension, see
Adjusting Belt Tension
under
Maintenance.
11
Loose pulley
Tighten pulley set screw, torque to 85-90 in.-lbs. (9.6–10.2 Nm).
12
Loose flywheel
Tighten
flywheel
screw,
torque
to
14–18 ft.-lbs.
(20.0–24.4 Nm).