Specifications
–136–
SAFETY LIMIT INDICATION
Control Board with Black Microprocessor
When a safety limit condition causes the ice machine 
to stop, the harvest light on the control board 
continually flashes on and off. Use the following 
procedures to determine which safety limit has 
stopped the ice machine.
1. Move the toggle switch to OFF.
2. Move the toggle switch back to ICE.
3. Watch the harvest light. It will flash one or two 
times, corresponding to safety limits 1 and 2, to 
indicate which safety limit stopped the ice machine.
After safety limit indication, the ice machine will restart 
and run until a safety limit is exceeded again.
Control Board with Orange Label and 302 on 
Microprocessor
When a safety limit condition is exceeded for 3 
consecutive cycles the control board enters the limit to 
memory and the ice machine continues to run. Use the 
following procedure to determine if the control board 
contains a safety limit indication.
1. Move the toggle switch to OFF.
2. Move the toggle switch back to ICE.
3. Watch the harvest light. It will flash one or two 
times, corresponding to safety limits 1 and 2, to 
indicate which safety limit stopped the ice machine.










