Service Manual
Table Of Contents
- General Information
- Model Numbers
- Installation
- Maintenance
- Troubleshooting
- Component Check Procedures
- Electrical Components
- Main Fuse
- ICE/OFF/CLEAN Toggle Switch
- Float Switch
- Ice Damper and Hall Effect Switches
- Selector Switch
- Dispense Lever Activated
- Touchless Sensor Activated
- Dispense Switch
- Touchless Sensor
- High Pressure Cutout Control
- Fan Cycle Control
- Low Pressure Cutout (LPCO) Control
- Compressor Electrical Diagnostics
- Diagnosing Start Components
- Refrigerant Recovery/Evacuation
- System Contamination Clean-Up
- Electrical Components
- Component Specifications
- Charts
- Diagrams
Part Number 000015432 4/18 75
Hall Effect Switch Diagnostics
All diagnostics must be performed with the ice damper
installed and in the closed position. The control board
lights will not indicate as described below with the ice
damper in the open position. The ice damper must swing
freely, if the damper is binding adjust/loosen screws that
hold the Hall Effect switch housing in place.
SWITCH FAILS OPEN OR IS DISCONNECTED
HES#1
1. Reset line voltage to the ice machine
2. Wait 15 minutes for delay to expire.
3. HES#1 light energizes and ice machine starts.
4. When 15-minute delay period ends, the ice machine
shuts off and flashes the HES#1 light.
HES#2
1. Reset line voltage to the ice machine.
2. Wait 15 minutes for delay to expire.
3. HES#2 light is energized and HES#1 light is de-
energized.
4. Ice machine starts.
5. After 15 minutes the ice machine shuts off. HES#1 is
de-energized and HES#2 is energized.