Troubleshooting - Sub-Zero 315 Installation And Operation Manual

TROUBLESHOOTING

Problem
The ice maker does not operate
Cubes are too big
Cubes are too small
Cubes are partially formed –
have ragged sides
Ice maker makes ice, but bin
does not fill up with ice
Cubes are partially formed –
are white at the bottom
Possible Cause
The ice maker is unplugged
Breaker tripped or fuse is blown
Ice maker control turned to OFF
Bin thermostat open, keeping
ice maker off
Timer contacts open
Cube size control set too cold
Cube size control set too warm
Not enough water
Cube size control stuck closed –
timer runs all the time.
Spray jets partially clogged
The bin should fill up and the
ice maker shut off in 24-36 hours.
If not, the condenser may be dirty
The bin drain may be partially
restricted
The air flow to the ice maker
may be obstructed
Not enough water in the reservoir.
20
Probable Correction
Plug the ice maker in
Reset breaker/replace fuse – if it happens again,
call for service to check for a short circuit in the
ice maker
Turn ice maker control to ON
Ice on sensor tube – its then
normal for the ice maker to be off
Ice maker in a room below 50˚F – room needs
to be warmer for ice maker to operate.
Bin thermostat stuck open, needs to be replaced.
Replace timer
Adjust cube size control for a smaller cube
Adjust cube size control for a larger cube
Check water supply – filter may be restricted
Check inlet water valve – inlet screen may be
restricted
Replace timer
Clean ice making system with ice maker
cleaner.
Clean the condenser.
Clean out the drain, check the installation.
Check the installation – the ice maker must be
free of obstructions at the kickplate.
Check water supply – filter may be restricted
Check inlet water valve - inlet screen may be
restricted.
Check for a water leak at the reservoir.