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Section 5 Troubleshooting
Part No. 80-1214-3 5-7
Gear Box Removal
QF400
The evaporator and motor / gearbox are separate
assemblies. Warranty procedures require replacement
of the entire evaporator or motor /gearbox assembly.
Separate components are not available, and field
rebuilding during the warranty period is not allowed.
1. Disconnect power to the ice machine.
2. Remove water level probes, water reservoir cover,
float valve, water reservoir, ice chute, and drain
tubing (refer to Component Removal).
3. Remove bolts securing foundation coupling to gear
motor assembly.
4. Lift evaporator and rest on top of foundation
coupling.
5. Disconnect line voltage wiring at motor Molex
connector.
6. Remove two screws holding motor speed sensor
and remove sensor.
7. Remove coupling, spline hub and keyway from gear
motor.
8. Support motor / gearbox assembly and remove 4
bolts securing gear motor assembly to base.
9. Remove gear motor assembly from ice machine.
10. Apply anti-seize compound to the shaft and all bolts
to ease future disassembly.
QC700/QF800
The evaporator and motor / gearbox are separate
assemblies. Warranty procedures require replacement
of the entire evaporator or motor /gearbox assembly.
Separate components are not available, and field
rebuilding during the warranty period is not allowed.
1. Disconnect power to the ice machine.
2. Remove water level probes, water reservoir cover,
float valve, water reservoir, ice chute, and drain
tubing (refer to Component Removal).
3. Remove bolts securing foundation coupling to gear
motor assembly.
4. Lift evaporator and rest on top of foundation
coupling.
5. Disconnect line voltage wiring at motor Molex
connector.
6. Remove two screws holding motor speed sensor
and remove sensor.
7. Remove bolts securing gear motor assembly
mounting bracket to base.
8. Remove gear motor assembly from ice machine.
9. Remove coupling, spline hub, keyway, and mounting
bracket from gear motor.
10. Apply anti-seize compound to the shaft and all bolts
to ease future disassembly.
8
3
SV2046
3
6
7
SV2011
Revised 8/2003