Manitowoc Ice Q 800 - Manual (Page 25)

Section 5 Before Calling for Service
5-1
Section 5
Before Calling for Service
Checklist
If a problem arises during operation of your ice machine, follow the checklist below before calling for service.
Routine adjustments and maintenance procedures are not covered by the warranty.
Problem Possible Cause To Correct
Ice machine does not operate. No electrical power to the ice
machine.
Replace the fuse/reset the
breaker/turn on the main switch.
ICE/OFF/CLEAN toggle switch set
improperly.
Move the toggle switch to the ICE
position.
Water curtain stuck open. Water curtain must be installed and
swinging freely.
Ice machine stops, and can be
restarted by moving the toggles
switch to OFF and back to ICE.
Safety limit feature stopping the ice
machine. Refer to “Safety Limit Feature” on the
next page.
Ice machine does not release
ice or is slow to harvest. Ice machine is dirty. Clean and sanitize the ice machine.
Ice machine is not level. Level the ice machine.
.
Water regulating valve leaks in harvest
mode (water-cooled models). Adjust or Replace Water-regulating
valve.
Ice machine does not cycle
into harvest mode. The six-minute freeze time lock-in has
not expired yet. Wait for freeze lock-in to expire.
Ice thickness probe is dirty. Clean and sanitize the ice machine.
Ice thickness probe wire is
disconnected.
Connect the wire.
Ice thickness probe is out of
adjustment.
Adjust the ice thickness probe.
Uneven ice fill (thin at top of
evaporator). See “Shallow or Incomplete Cubes”
on the next page.
Ice quality is poor (soft or not
clear).
Poor incoming water quality. Contact a qualified service company
to test the quality of the incoming
water and make appropriate filter
recommendations.
Water filtration is poor. Replace the filter.
Ice machine is dirty. Clean and sanitize the ice machine.
Water dump valve is not working. Disassemble and clean the water
dump valve.
Continued on next page...