30
English
CoDe
PossIble CAuse
PossIble solutIon
22
Engine problem
Contact a D
e
WALT factory service center or a D
e
WALT
authorized service center.
23
Engine or pump oil is low
Add D
e
WALT synthetic compressor oil to pump. See
Compressor Pump oil under
Maintenance.
24
Regulator is not adjusted correctly for accessory being
used
It is normal for some pressure drop to occur when an 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 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 perpendicu-
lar position.