CODE
POSSIBLE CAUSE
13
Carbon build-up in pump
14
Belt to tight
15
Pulley misalignment
16
Pump oil is low
17
Detergent type oil being used in pump
18
Extremely light duty cycles
Piston rings damaged or worn
19
Cylinder or piston damaged or worn
20
Compressor cylinder finish worn
21
22
Water in pump oil
23
Regulator is not adjusted correctly for accessory
being used.
POSSIBLE SOLUTION
Contact a D
WALT factory service center or a D
e
service center.
Check belt tension, see Adjusting Belt Tension under
Maintenance.
See Motor Pulley/Flywheel Alignment under Maintenance.
Add synthetic blend, non-detergent air compressor oil to pump.
See Compressor Pump Oil under Maintenance.
Drain oil and refill pump with synthetic blend non-detergent air
compressor oil.
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.
Contact a D
WALT factory service center or a D
e
service center.
Contact a D
WALT factory service center or a D
e
service center.
Contact a D
WALT factory service center or a D
e
service center.
Drain oil and refill pump with synthetic blend non-detergent air
compressor oil.
It is normal for some pressure drop to occur when and acces-
sory is used, adjust the regulator as instructed in Regulator under
Features if pressure drop is excessive.
NOTE: Adjust the regulated pressure under flow conditions while
the accessory is being used.
26
WALT authorized
e
WALT authorized
e
WALT authorized
e
WALT authorized
e