Service Manual
Table Of Contents
- Safety Notices
- Definitions
- General Information
- Installation
- Stacking Two Ice Machines on a Single Storage Bin
- Location of Ice Machine
- Clearance Requirements
- Dual Evaporator Model Installation on a Manitowoc Bin
- Ice Machine on a Dispenser Installation
- Water Supply and Drains
- Lineset Applications
- QuietQube® Remote Condensing Unit
- Additional Refrigerant Charge For 51' to 100' Line Sets
- Maintenance
- Operation
- Menu Navigation
- Component Check Procedures
- Control Board, Display And Touchscreen
- Operating an ice machine without a Touchscreen
- Control Board Relay Test
- Programming A Replacement Control Board
- USB Flash Drive Specifications and Formatting
- Exporting Data to a Flash Drive
- Upgrading Firmware with a Flash Drive
- Main Fuse
- Bin Switch
- Water Level Control Circuitry
- Ice Thickness Probe (Initiates Harvest)
- Bin Level Probe
- Thermistors
- High Pressure Cutout (HPCO) Control
- Low Pressure Cutout (LPCO) Control
- Compressor Time Delay
- Fan Cycle Control
- Harvest Assist Air Pump
- Compressor Electrical Diagnostics
- Diagnosing Start Components
- Refrigeration Components
- Recovery/Evacuation/Charging Procedures QuietQube® Models
- System Contamination Clean-Up
- Total System Refrigerant Charge QuietQube® CVD Models
- Control Board, Display And Touchscreen
- Charts
- Diagrams
92 Part Number: 000015431 Rev 02 6/20
Miscellaneous
• Non-Manitowoc components
• Improper refrigerant charge
• Defective head pressure control
• Defective harvest valve
• Defective compressor
• TXV starving or flooding (check bulb mounting)
• Non-condensible in refrigeration system
• Plugged or restricted high side refrigerant lines or
component
• Restricted air flow/dirty condenser fins
• High inlet air temperature
• Condenser discharge air recirculation