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21 - ENG D23269
PROBLEM
CAUSE
CORRECTION
Motor will not run.
Fuse blown, circuit
breaker tripped.
1. Check fuse box for blown
fuse and replace as neces-
sary. 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. You
should use a time delay fuse.
3. Check for low voltage condi-
tions and/or proper extension
cord.
4. Disconnect the other electri-
cal appliances from circuit or
operate the compressor on
its own branch circuit.
Motor overload protec-
tion switch has tripped
Let motor cool off and overload
switch will automatically reset.
Tank pressure exceeds
pressure switch “cut-in”
pressure.
Motor will start automatically
when tank pressure drops below
“cut-in” pressure of pressure
switch.
Extension cord is wrong
length or gauge.
Check for proper gauge wire and
cord length.
Loose electrical connec-
tions.
Check wiring connection inside
pressure switch and terminal box
area.
Have checked by a Trained
Service Technician.
Check valve stuck
open.
Remove and clean, or replace.
Possible defective
motor or starting capac-
itor.
Have checked by a Trained
Service Technician. Do not oper-
ate the compressor in the paint
spray area. See flammable vapor
warning.
Paint spray on internal
motor parts.
Bleed the line by pushing the
lever on the pressure switch to
the “off” position; if the valve
does not open, replace switch.
Pressure release valve
on pressure switch has
not unloaded head
pressure.