Page 35
Troubleshooting Chart
TROUBLE
CAUSE
REMEDY
Check fuses on circuit breakers. Make sure main control
switch is ON.
Check power source; voltage, phase, and frequency must
be the same as specified on electrical rating plate.
Turn timer clockwise to desired time setting.
Check wire connections in electrical box on rear of dryer.
Check coils and contacts.
Reset the internal overloads on the motor by pressing the
button located on the body of the motor.
Check voltage at motor terminals. Voltage must be within
(plus or minus) 10% of voltage shown on motor rating
plate -- if not, check with local power company for
recommended corrective measures.
Check with local power company to insure that wiring is
adequately sized for load.
Check all electrical connections and tighten any loose
connections.
Check installation sheet in service section for
recommended make-up air openings.
Clean lint accumulation on and around motors.
Close door.
Adjust switch by removing cover and bend actuator lever
to clear switch button 3/8 (10 mm) with cover in place.
Replace switch.
Replace contactor.
Adjust timer (see page in Maintenance section).
Check timer to see if working properly.
No power.
Incorrect power.
Time off.
Loose wiring
connections.
Defective starting
relay.
Motor internal
overloads have
tripped (only on
MTR30X series).
Low voltage.
Inadequate wiring.
Loose connections.
Inadequate air.
Poor housekeeping.
Loading door open.
Door switch out of
adjustment.
Defective door
switch.
Defective basket
motor contactor.
Reversing timer.
Motors will not start.
Motor tripping on thermal
overload.
Basket motor will not run.
Basket will not reverse.
Summary of Contents for HD150.1
Page 10: ...Page 10 150 lb Gas Fired Dryer Illustration ...
Page 13: ...Page 13 Gas Piping Installation Illustration ...
Page 15: ...Page 15 150 lb Steam Heated Models Illustration ...
Page 22: ...Page 22 Dryer Installation with Multiple Exhaust Illustration ...
Page 30: ...Page 30 Two Timer Models Figures 1 2 and 3 Illustrations ...
Page 38: ...Page 38 DIRECT SPARK IGNITION OPERATION FLOW CHART ...
Page 42: ...Page 42 Basket Alignment for 150 lb Dryers Illustrations ...
Page 44: ...Page 44 Shimming the Basket and Spider Assembly Illustration ...
Page 67: ...Page 67 ...