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CODE POSSIBLE CAUSE POSSIBLE SOLUTION
7 Regulator is not adjusted correctly
for accessory being used
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.
8 Prolonged excessive use of air Decrease amount of air usage.
9 Compressor is not large enough for
accessory
Check the accessory air requirement. If it is higher than the CFM or pressure supplied by your
air compressor, a larger compressor is needed to operate accessory.
10 Hole in air hose Replace air hose.
11 Check valve restricted Contact a D
E
WALT factory service center or a D
E
WALT authorized service center.
12 Air leaks Tighten fittings.
13 Regulator is damaged Replace.
14 Motor overload protection switch
has tripped
Refer to Motor Overload Protection under Features. If motor overload protection trips
frequently, contact a D
E
WALT factory service center or a D
E
WALT authorized service center.
15 Tank pressure exceeds pressure
switch cut-in pressure
Motor will start automatically when tank pressure drops below cut-in pressure of pressure
switch.
16 Extension cord is wrong length or
gauge
Check for proper gauge wire and cord length. Refer to the Extension Cords paragraph in
the Installation section.
17 Loose electrical connections Contact a D
E
WALT factory service center or a D
E
WALT authorized service center.
18 Possible defective motor Contact a D
E
WALT factory service center or a D
E
WALT authorized service center.
19 Paint spray on internal motor parts Contact a D
E
WALT factory service center or a D
E
WALT authorized service center. Do not
operate the compressor in the paint spray area. See flammable vapor warning.
20 Fuse blown, circuit breaker tripped 1. Check fuse box for blown fuse and replace as necessary. Reset circuit breaker. Do not
use a fuse or circuit breaker with higher rating than that specified for our particular branch
circuit.
2. Check for proper fuse. You should use a time delay fuse.
3. Check for low voltage conditions and/or proper extension cord.
4. Disconnect the other electrical appliances from circuit or operate the compressor on its
own branch circuit.