22
English
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 ser-
vice 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
Extremely light duty cycles
Run unit for longer duty cycles. It is recommended to run at high throttle
50-75% of the run time and idle for 25% of the run time.
11
Piston rings damaged or worn
Contact a D
e
WALT factory service center or a D
e
WALT authorized
service center.
12
Cylinder or piston damaged or worn
Contact a D
e
WALT factory service center or a D
e
WALT authorized
service center.
13
Compressor cylinder finish worn
Contact a D
e
WALT factory service center or a D
e
WALT authorized
service center.
