Service manual

12 M411429

Section 3 Troubleshooting

To reduce the risk of electric shock, fire, explosion, serious injury or death:

• Disconnect electric power to the tumbler before servicing.

• Close gas shut-off valve to gas tumbler before servicing.

• Close steam valve to steam tumbler before servicing.

• Never start the tumbler with any guards/panels removed.

• Whenever ground wires are removed during servicing, these ground wires must be

reconnected to ensure that the tumbler is properly grounded.

W002

WARNING

2. MOTOR OVERLOAD PROTECTOR CYCLES REPEATEDLY

3. MOTOR RUNS BUT CYLINDER DOES NOT TURN.

4. MOTOR DOES NOT STOP

POSSIBLE CAUSE TO CORRECT

Incorrect voltage. • Refer to the Installation Manual (supplied with tumbler)

for electrical requirements.

Clothes load too large. • Remove part of load.

Clothes cylinder is binding. • Check cylinder for binding. Refer to Adjustment Section

for cylinder adjustment.

Inadequate wiring. • Check with an electrician to ensure that wiring is

adequate.

Inadequate make-up air. • Refer to Installation Manual (supplied with tumbler) for

make-up air requirements.

Poor housekeeping. • Clean lint accumulation on and around the motor.

Broken, loose, or incorrect wiring. • Refer to wiring diagram located on back of tumbler or in

literature packet.

POSSIBLE CAUSE TO CORRECT

Motor drive pulley loose. • Tighten setscrews.

Sheave loose. • Tighten setscrews.

Broken or loose belt. • Replace or adjust belt.

Broken or loose drive chain or sprocket. • Replace or adjust chain or sprocket.

Cylinder is binding. • Check cylinder for binding. Refer to Adjustment Section

for proper cylinder adjustment.

POSSIBLE CAUSE TO CORRECT

Inoperative door switch or switch is out-of-

adjustment.

• Test switch and replace if inoperative. Refer to

Adjustment Section for proper switch adjustment.

Non-Metered Models: Inoperative timer or relay. • Test timer and relay and replace if inoperative.

Metered Models: Inoperative accumulator. • Test accumulator and replace if inoperative.

Incorrect wiring. • Refer to wiring diagram located on back of tumbler or in

literature packet.