12
TTD1146OF
TROUBLESHOOTING
Problem
Possible Cause(s)
Corrective Action
Compressor
will not run
1.
No electrical power
2.
Fuse blown
3.
Thermal overload switch
activated
4.
Pressure switch needs repair
1.
Plugged in Check fuse/breaker
2.
Replace fuse
3.
Motor will restart when cool
(approx. 15 minutes)
4.
Contact authorised service centre
Motor hums
but cannot run
or runs slowly
1.
Low voltage
2.
Shorted or open motor
winding
3.
Defective check valve or
pressure switch
4.
Compressed air in cylinder
1.
Check with voltmeter (105v.min.)
2.
Contact authorised service centre.
3.
Contact authorised service centre
4.
Turn the AUTO & OFF switch to the OFF
position for 15 seconds, then turn to the
AUTO position
Fuses blow/
circuit breaker
trips repeatedly
1.
Incorrect size fuse, circuit
overloaded.
2.
Defective check valve or
pressure switch.
1.
Check for proper fuse. Use time delay
fuse. Disconnect from other electrical
appliances from circuit or operate
compressor on its own branch circuit.
2.
Contact authorised service centre
CAUTION!! NEVER USE AN EXTENSION CORD WITH THIS PRODUCT!
Thermal
overload
protector cuts
out repeatedly
1.
Low voltage
2.
Clogged air filter
3.
Lack of proper ventilation/
room
1.
Check with voltmeter (105v.min.)
2.
Clean filter (see maintenance section)
3.
Move compressor to well ventilated area
Tank pressure
drops when
compressor
shuts off
1.
Loose connections
(fittings, tubing, etc.)
2.
Open drain valve
3.
Check valve leaking
1.
Check for air leaks. Use sealing
connections
2.
Tighten drain valve
3.
Disassemble check valve assembly.
Clean or replace
DANGER!! DO NOT DISASSEMBLE CHECK
VALVE WITH AIR IN TANK. BLEED TANK FIRST.
Excessive
moisture in
discharge air
1.
Excessive water in tank
2.
High humidity
3.
Clogged intake filter
1.
Drain receiver
2.
Move Compressor to area of less
humidity; use air line filter
3.
Clean or replace filter
Compressor
runs
continually
1.
Defective pressure switch
2.
Excessive air usage
1.
Replace switch
2.
Compressor not large enough to meet
CFM requirement or the air tool
Compressor
vibrates.
1.
Loose mounting bolts
2.
Rubber tank feet worn/missing
1.
Tighten
2.
Replace
Air output
lower than
normal.
1.
Open drain valve
2.
Intake filter dirty
3.
Connection leaking
1.
Tighten drain valve
2.
Clean or replace intake filter
3.
Tighten connections
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