15
CODE POSSIBLE CAUSE POSSIBLE SOLUTION
10 Hole in air hose Replace air hose.
11 Check valve restricted Remove, clean or replace.
12 Air leaks Tighten fittings.
13 Regulator is damaged Replace.
14
Unit operating in damp or humid
conditions
Move unit to a dry well ventilated area
15 Restricted air intake filter Clean or replace air intake filter
16 Engine or pump oil is low
Add same type of oil in crankcase to pump. See Compressor Pump
Oil under Maintenance.
17 Carbon build-up in pump.
Contact a D
WALT factory service center or a D
WALT authorized
service center.
18 Detergent type oil being used in pump
Drain oil and refill pump using
synthetic or SAE
40, non-detergent air compressor oil.
19
Motor overload protection switch has
tripped
See Motor Overload under Features.
20 Extension cord is wrong length or gauge
Check for proper gauge wire and cord length. See Extension
Cords under Installation.
21 Loose electrical connections
Contact a D
WALT factory service center or a D
WALT authorized
service center.
22
Possible defective motor or starting
capacitor
Contact a D
WALT factory service center or a D
WALT authorized
service center.
23 Paint spray on internal motor parts
Contact a D
WALT factory service center or a D
WALT authorized
service center. Do not operate the compressor in the paint spray
area. See flammable vapor warning.
24 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 your particular
branch circuit.
2. Check for proper fuse. Use only 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.
25
Tank pressure exceeds pressure switch
cut-in pressure
Motor will start automatically when tank pressure drops below
cut-in pressure of pressure switch.
26
Pressure release valve on pressure switch
has not unloaded head pressure
Set the On/Off switch to OFF. If the valve does not open, replace
switch. Contact a D
WALT factory service center or a D
WALT
authorized service center.
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