Service manual

T-11
06/2005
ERROR PROBABLE CAUSE CORRECTIVE ACTION
Unit will not
run even in the
heater test mode.
**NOTE: Leave
the compressor
test mode on
in order to check
for voltage.
Defective door switch. Upon opening the door, the lights and compressor should shut off. If they don’t
replace the door switch.
Defective control board Replace the board.
Heater runs but
product freezing
up.
Defective heater Replace the heater assembly
.
Poor air flow Make sure that nothing is sitting in front of the heater.
Defective evap fan motor Check the connection and installation of fan blade. Replace the motor if necessary.
Defective temperature
sensor
Replace the temperature sensor
.
Defective control board Replace the board.
Defective door seal Make sure the vend flap and gasket are not open or damaged.