Manitowoc IB1096YC, Installation, Operation And Maintenance Manual

Page: 47 / 99

Part Number 000007924 5/14
47
Section 5
Customer Support
Before Calling for Service Checklist
If a problem arises during operation of your ice machine, follow the checklist below before calling 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 and/or
condensing unit. Replace the fuse/reset the breaker/turn on the
main switch.
High pressure cutout tripping. Clean condenser coil. (See Section 4)
Energy Saver or other field entered
programming is stopping the ice machine. Reset to Factory Defaults ( see Section 2)
Water curtain stuck open or has been
removed. Water curtain or ice damper must be installed
and swinging freely. (See Section 4)
Remote receiver service valve and/or Liquid/
suction line shut off valves are closed. Open the valve(s). (See Section 2)
IB Only - Dispenser level thermostat open. Adjust thermostat to maintain correct
dispenser level.
Ice machine stops, and can be
restarted by pressing the power
button. 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.
(See Section 4)
Ice machine is not level. Level the ice machine. (See Section 2)
Low air temperature around ice machine
head section. Air temperature must be at least 35°F (1.6°C).
Ice machine does not cycle into
harvest mode. The six-minute freeze time lock-in has not
expired yet. Wait for the freeze lock-in to expire.
Ice thickness probe is dirty. Clean and sanitize the ice machine.
(See Section 4)
Ice thickness probe is disconnected. Connect the wire.
Ice thickness probe is out of adjustment. Adjust the ice thickness probe.
(See Section 3)
Uneven ice fill (thin at the top of evaporator). Verify sufficient water level in sump trough.
Contact a qualified service company to check
refrigeration system.
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.
(See Section 4)
Water dump valve is not working. Disassemble and clean the water dump valve.
(See Section 4)
Water softener is working improperly (if
applicable). Repair the water softener.