TROUBLESHOOTING CHART
PROBLEM
POSSIBLE CAUSE(S)
CORRECTIVE ACTION
Compressor
will not run
Thermal
Overload Protector
cuts out repeatedly
Excessive knocking
or rattling
Compressor air flow
lower than normal,
or can not pump to
higher pressures
1.
No power, or switch in OFF position
2. Blown fuse
3.
Motor overheats
1.
Lack of proper ventilation/ambient
temperature too high
2.
Compressor valves failed
1.
Worn bearing on eccentric or motor
shaft
2.
Cylinder or piston ring is worn
1. Worn piston ring or inlet valve
1.
Make sure compressor switch is ON
2.
Disconnect compressor from power
source, replace fuse. (Refer to
Specifications section for correct fuse)
3.
Let compressor cool off for about 30
minutes for thermal overload switch reset
1.
Move compressor to well ventilated area,
or area with lower ambient temperature
2.
Replace compressor
1.
Service or replace compressor
2.
Service or replace compressor
1
. Service or replace compressor
