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 91
Charging Procedures
Important
The charge is critical on all Manitowoc ice machines.
Use a scale to ensure the proper charge is installed.
1. Be sure the toggle switch is in the OFF position.
MANIFOLD SET
CLOSED OPEN
LOW SIDE
ACCESS
VALVE
HIGH SIDE
ACCESS
VALVE
REFRIGERANT
CYLINDER
VACUUM PUMP/
RECOVERY UNIT
SCALE
OPEN
CLOSED
SV3055
CHARGING CONNECTIONS
2. Close the vacuum pump valve and the low side
manifold gauge valve.
3. Open the high side manifold gauge valve.
4. Open the refrigerant cylinder and add the proper
refrigerant charge (shown on nameplate) through the
discharge access valve.
5. Let the system “settle” for 2 to 3 minutes.
6. Place the toggle switch in the ICE position.