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
188 Part Number: 000015431 Rev 02 6/20
IBT1020C/CVDT1200
Remote Air-Cooled Condensing Unit Model
Characteristics vary depending on operating conditions.
Cycle Times
Freeze Time + Harvest Time = Total Cycle Time
Air Temp.
Entering
Condenser
°F/°C
Freeze Time
Harvest
Time
Water Temperature °F/°C
50/10 70/21 90/32
-20 to 70/
-29 to 21
6.2-7.2 6.5-7.8 7.4-8.8
.75-2.5
80/27 6.4-7.7 6.8-8.1 7.8-9.2
90/32 6.7-8.1 7.3-8.7 7.9-9.5
100/38 7.1-8.5 7.8-9.2 8.9-10.6
110/43 8.2-9.7 8.7-10.3 10.0-11.9
1
Times in minutes - Dice cube
24-Hour Ice Production
Air Temp. Entering
Condenser
°F/°C
Water Temperature °F/°C
50/10 70/21 90/32
-20 to 70/
-29 to 21
1165 1115 1005
80/27 1125 1075 965
90/32 1085 1015 945
100/38 1035 965 855
110/43 925 875 775
1
Based on average ice slab weight of 6.2 - 7.2 lb.
Operating Pressures
Air Temp.
Entering
Condenser
°F/°C
Freeze Cycle Harvest Cycle
Discharge
Pressure
psig
Suction
Pressure
psig
Discharge
Pressure
psig
Suction
Pressure
psig
-20 to 50/
-29 to 10
240-340 70-44 165-260 120-135
70/21 300-340 70-44 165-280 110-130
80/27 310-350 70-44 170-290 110-140
90/32 315-360 75-45 180-300 115-145
100/38 395-440 80-50 215-360 150-175
110/43 395-460 80-50 220-370 155-180