37
SECTION VI
TROUBLESHOOTING
IMPORTANT: YOU MUST DISCONNECT and LOCKOUT THE ELECTRIC SUPPLY and
THE GAS SUPPLY or THE STEAM SUPPLY BEFORE ANY COVERS or
GUARDS ARE REMOVED FROM THE MACHINE TO ALLOW ACCESS
FOR CLEANING, ADJUSTING, INSTALLATION, or TESTING OF ANY
EQUIPMENT per OSHA
(Occupational Safety and Health Administration)
STANDARDS.
The information provided will help isolate the most probable component(s) associated with the difficulty
described. The experienced technician
realizes, however, that a loose connection or broken/ shorted wire may be
at fault
where electrical components
are concerned ... and not necessarily the suspected component
itself.
Electrical parts
should always be
checked for failure before being returned to the
factory. The information
provided
should not be
misconstrued as a handbook for use by an untrained person making repairs.
IMPORTANT:
When replacing blown fuses, the replacement
must be
of the exact rating as the fuse
being replaced.
WARNING: ALL
SERVICE and TROUBLESHOOTING
SHOULD BE
PERFORMED BY A
QUALIFIED PROFESSIONAL or SERVICE AGENCY.
WARNING:
WHILE MAKING REPAIRS, OBSERVE
ALL
SAFETY PRECAUTIONS
DISPLAYED ON THE DRYER or SPECIFIED IN THIS MANUAL.
Refer to section Electrical Troubleshooting for a detailed troubleshooting procedure for electrical components.
A. No display on computer...
1. Open circuit breaker switch or blown fuse.
2. Tripped overload on the blower MTR.
3. Faulty wiring connection.
4. Faulty microprocessor controller (computer).
B. Computer will not accept keyboard (touchpad) entries...
1. Keyboard (touchpad) ribbon is not plugged into computer securely.
2. Keyboard (touchpad) is defective.
3. Faulty microprocessor controller (computer).
