28
English
CODE
POSSIBLE CAUSE
POSSIBLE SOLUTION
23
Engine or pump oil is low
Add D
e
WALT synthetic compressor oil to pump. See
Compressor
Pump Oil
under
Maintenance.
24
It is normal for
some
pressure drop to occur
If there is an excessive amount of pressure drop when the
accessory is used, adjust the regulator as instructed in
Regulator
under
Features
.
NOTE:
Adjust the regulated pressure under flow conditions while
accessory is being used.
25
Damaged regulator
Replace.
26
Detergent type oil being used in pump
Drain oil and refill pump with D
e
WALT synthetic compressor oil.
27
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.
28
Piston rings damaged or worn
Contact a D
e
WALT factory service center or a D
e
WALT authorized
service center.
29
Cylinder or piston damaged or worn
Contact a D
e
WALT factory service center or a D
e
WALT authorized
service center.
30
Compressor cylinder finish worn
Contact a D
e
WALT factory service center or a D
e
WALT authorized
service center.
31
Water in pump oil
Drain oil and refill pump with D
e
WALT synthetic compressor oil.
32
Manual lock unloader lever in
open
position
Rotate manual lock unloader lever to the
closed
perpendicular
position.
33
Regulator open
Rotate the regulator knob counterclockwise to its built-in stop and
push knob in to lock in place.
34
Engine fuel tank empty
Add gasoline, see engine's instruction manual for correct
procedure.