DeWalt D55394 Instruction Manual page 23

CoDE PossIBlE CAusE
16 Loose pulley
17 Loose flywheel
Carbon build-up in pump
18
Belt to tight
19
Pulley misalignment
20
Extension cord is wrong length or gauge
21
22 Loose electrical connections
23 Pump oil is low
24 Regulator is not adjusted correctly for acces-
sory being used
25 Damaged regulator
26 Detergent type oil being used in pump
27 Extremely light duty cycles
28 Piston rings damaged or worn
29 Cylinder or piston damaged or worn
30 Compressor cylinder finish worn
PossIBlE solutIon
Tighten pulley set screw, torque to 140–180 in–lbs (16.4– 20.34 Nm).
Tighten flywheel screw, torque to 15–18 ft–lbs (20.3– 24.4 Nm).
Contact a D WALT factory service center or a D
e
center.
Check belt tension, see Adjusting Belt tension under Maintenance.
See Motor Pulley/flywheel Alignment under Maintenance.
Check for proper gauge wire and cord length. See Extension Cords
under Installation.
Contact a D WALT factory service center or a D
e
center.
Add D WALT synthetic compressor oil to pump. See Compressor Pump
e
oil under Maintenance.
It is normal for some pressure drop to occur when an accessory 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.
Replace.
Drain oil and refill pump with D
Run unit for longer duty cycles. It is recommended that a 50%-75% average
duty cycle be maintained; that is, the air compressor pump should not run
more than 30-45 minutes in any given hour.
Contact a D WALT factory service center or a D
e
center.
Contact a D WALT factory service center or a D
e
center.
Contact a D WALT factory service center or a D
e
center.
23
WALT authorized service
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WALT authorized service
e
WALT synthetic compressor oil.
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WALT authorized service
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WALT authorized service
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WALT authorized service
e