© 2010 Viking Preferred Service
33
Diagnostics
Service Tests (continued)
192 Ice Maker State Test
Display shows
dr
if left fresh food door switch is in the door open position. Display shows
OFF
if ice maker
power switch is in the off position and door closed. Display shows
On
if the ice maker power switch is in the
on position and the door closed and heater is off. Display shows
OnH
if icemaker power switch is in the on
position and harvest heater is on and door closed.
193 Ice Maker Relay
Press the “UR” keypad or “LR” keypad to toggle the ice maker relay on and off.
Note:
This tests the M-4 relay on the control board.
The following are programmable changes that can be made to suit the customers requirements for proper
operation
201 Mullion Heater Override
Press the “UR” keypad or “LR” keypad to cycle this function. When set to OFF, the mullion heater will only
operate when the compressor is in the OFF cycle. When set to ON, the heater will operate 100% of the time.
Press either
button to
toggle through
test cycles
192
Press either
button to
cycle ice maker
relay On or OFF
Press either
button to
toggle through
test cycles
193
OFF
Press either
button to
cycle mullion
heater On (100%) or
OFF (compressor off o
Press either
button to
toggle through
test cycles
201
OFF
