CODE
POSSIBLE CAUSE
14
Belt too tight.
15
Pulley misalignment.
16
Pump oil is low.
17
Detergent type oil being used in pump.
18
Extremely light duty cycles.
19
Piston rings damaged or worn.
20
Cylinder or piston damaged or worn.
21
Compressor cylinder finish worn.
22
Water in pump oil.
23
Regulator is not adjusted correctly for accessory
being used.
24
Damaged regulator.
25
Regulator open.
POSSIBLE SOLUTION
Check belt tension, see Adjusting Belt Tension under
Maintenance.
See Motor Pulley/Flywheel Alignment under Maintenance.
Add full synthetic, non-detergent air compressor oil to pump. See
Compressor Pump Oil under Maintenance.
Drain oil and refill pump with full synthetic non-detergent air com-
pressor oil.
Run unit for longer duty cycles.
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
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.
Replace
Rotate the regulator knob counter-clockwise to its built-in stop.
27
WALT authorized
e
WALT authorized
e
WALT authorized
e
full synthetic non-detergent air