PROBLEM

CAUSE

CORRECTION

Motor will not

Motor overload protection

Let motor cool off and see

run.

switch has tripped

Motor paragraph in the

 

 

Service and Adjustment sec-

 

 

tion.

 

Tank pressure exceeds

Motor will start automatically

 

pressure switch “cut-in”

when tank pressure drops

 

pressure.

below “cut-in” pressure of

 

 

pressure switch.

 

Check valve stuck open.

Remove and clean, or replace.

 

Loose electrical connec-

Check wiring connection

 

tions.

inside pressure switch and ter-

 

 

minal box area.

 

Possible defective motor

Have checked by a Trained

 

or starting capacitor.

Service Technician.

 

Paint spray on internal

Have checked by a Trained

 

motor parts.

Service Technician. Do not

 

 

operate the compressor in the

 

 

paint spray area. See flamma-

 

 

ble vapor warning.

 

Pressure release valve on

Bleed the line by pushing the

 

pressure switch has not

lever on the pressure switch to

 

unloaded head pressure.

the “off” position; if the valve

 

 

does not open, replace switch.

 

Fuse blown, circuit breaker

1. Check fuse box for blown

 

tripped.

fuse and replace as nec-

 

 

essary. Reset circuit

 

 

breaker. Do not use a fuse

 

 

or circuit breaker with

 

 

higher rating than that

 

 

specified for your particu-

 

 

lar 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 elec-

 

 

trical appliances from cir-

 

 

cuit or operate the com-

 

 

pressor on its own branch

 

 

circuit.

 

 

 

D24910

26- ENG

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Image 26
Craftsman 919.19541 owner manual Minal box area