Printed in USA 1/15 © 2015
4
524-500revE-EN
Pie Merchandiser
524-Series
TM
Non-Scheduled Maintenance
Equipment surfaces may be hot. It is recommended that the unit be turned off for at least 10 minutes prior
to performing any maintenance procedure.
Changing Illuminated Front Graphic on Door:
Tools: Phillips Screwdriver
Remove the four screws on the sides of the door and remove the door trim. Slide the POP graphic out. Slide new POP graphic
in, making sure to leave white diffuser background panel in place. Replace the door trim and secure with screws.
Changing the Light Bulb in the Door:
Tools: Phillips Screwdriver
The POP graphic on the front door is illuminated by one fluorescent bulb. If the bulb burns out, turn off the cabinet. Remove the
four screws (save removed screws) on the sides of the door trim and remove the trim along with the POP graphic and white
diffuser. Replace the burned out bulb, the white diffuser, POP graphic and door trim. Secure the door trim with the previously
removed screws. Turn the power switch on.
WARNING
Troubleshooting
SYMPTOM
DISPLAY READS
POSSIBLE CAUSE
REMEDY
No power
Blank
Power cord loosen from receptacle
Replug
Faulty power cord
Replace power cord
Faulty filter
Replace filter
Hi-limit faulty or tripped
Replace / reset Hi-limit
Faulty power switch
Replace power switch
Non heat
Blank
Wrong wirings
Check against wiring diagram
Faulty power board
Replace power board
Faulty controller/display PCB
Replace controller/display PCB
No Heat
Normal
Wrong wirings
Check against wiring diagram
Heater down
Replace heater
Faulty controller/display PCB
Replace controller/display PCB
Faulty relay
Replace relay
Faulty temperature probe
Replace temperature probe
Motor not working
Normal
Wrong wirings
Check against wiring diagram
Faulty motor
Replace motor
Cabinet fan not
working
Normal
Wrong wirings
Check against wiring diagram
Faulty cabinet fan
Replace cabinet fan
Light bulb not
working
Normal
Wrong wirings
Check against wiring diagram
Faulty ballast
Replace ballast
Faulty light bulb
Replace light bulb
Faulty light bulb holder
Replace light bulb holder
Keypad does not
work
Normal
Faulty controller/display PCB
Replace controller/display PCB
