Service Manual
Table Of Contents
- General Information
- Installation
- Component Identification
- Maintenance
- Sequence of Operation
- Troubleshooting
- Safety Limits
- Control Board Testing
- Troubleshooting By Symptom
- Symptom #4
- Symptom #1 Ice Machine will not run
- Diagnosing an Ice Machine that Will Not Run
- Compressor Electrical Diagnostics
- Symptom #2 Low Production, Long Freeze
- Symptom #2 - Freeze Cycle Refrigeration System Operational Analysis Tables
- Freeze Cycle Refrigeration System Operational Analysis Table Procedures
- Before Beginning Service
- Ice Production Check
- Installation/Visual Inspection Checklist
- Water System Checklist
- Ice Formation Pattern
- Analyzing Discharge Pressure in the Freeze Cycle
- Analyzing Suction Pressure
- Single Expansion Valve Ice Machines Comparing Evaporator Inlet and Outlet Temperatures
- Multiple Expansion Valve Ice Machines Comparing Evaporator Inlet and Outlet Temperatures
- Harvest Valve Analysis
- Discharge Line Temperature Analysis
- Water Regulating Valve
- Final Analysis
- Harvest Problems
- Component Check Procedures
- Electrical Components
- Compressor Electrical Diagnostics
- Refrigeration Components
- Refrigerant Recovery/Evacuation
- System Contamination Clean-Up
- Specifications
- Charts
- Diagrams
- Wiring Diagrams
- Wiring Diagram Legend
- Wiring Diagrams Before Energy Efficient & EnergyStar Machines
- S320 Self Contained - 1 Phase
- S300/S420/S450/ S500 (after serial number 110074051) - Self Contained - 1 Phase
- S500 (before serial number 110074051) S600/S850/S1000/S1200- Self Contained- 1 Phase
- S850/S1000/S1200 - Self Contained - 3 Phase
- S500 Danfoss Compressor (after serial number 110074051) - Remote - 1 Phase
- S500 (before serial number 110074051)/ S600/S850/S1000/S1200 - Remote - 1 Phase
- S850/S1000/S1200 - Remote - 3 Phase
- S1400/S1600/S1800 - Self-Contained - 1 Phase
- S1400/S1600/S1800 - Self-Contained - 3 Phase
- S1400/S1600/S1800 - Remote - 1 Phase
- S1400/S1600/S1800 - Remote - 3 Phase
- Wiring Diagrams for Energy Efficient & EnergyStar Machines
- S300/S420/S450/S500 Self-Contained - 1 Phase
- S600/S850/S1000/S1200 Self-Contained - 1 Phase
- S850/S1000/S1200 Self-Contained - 3 Phase
- S1400/S1800 Self-Contained - 1 Phase
- S1400/S1800 Self-Contained - 3 Phase
- S3300 Water-Cooled - 3 phase
- S500 Remote - 1 Phase
- S600/S850/S1000/S1200 Remote - 1 Phase
- S850/S1000/S1200 Remote - 3 Phase
- S1400/S1800 Remote - 1 Phase
- S1400/S1800 Remote - 3 Phase
- ST3000W
- Self-Contained - 3 Phase
- S3300W
- S3300WM Marine Self-Contained - 3 Phase
- Electronic Control Board
- Refrigeration Tubing Schematics
- Wiring Diagrams
Part Number 8014793 6/18 175
Specifications
MAIN FUSE
The main fuse is 250 Volt, 7 amp.
FAN CYCLE CONTROL
(Self-Contained Air-Cooled Models Only)
HIGH PRESSURE CUTOUT (HPCO) CONTROL
Model Cut-In (Close) Cut-Out (Open)
S300 / S320
S420 / S450
S500 / S600
S850
250 ±5
(1723 kPa ±.34)
(17.23 bar ±.34)
200 ±5
(1517 kPa ±.34)
(15.17 bar ±.34)
S1000 / S1200
S1400 / S1600
S1800
275 psig ±5
(1896 kPa ±34)
(18.96 bar±.34)
225 psig ±5
(1551 kPa ±34)
(15.51 bar ±.34)
Specifications
Cut-Out Cut-In
450 psig ±10
(3103 kPa ±69 31 bar
±.69)
Automatic Reset
(Must be below 300 psig (2068 kPa 20.68 bar) to reset.)
ST3000 R410A Refrigerant Only
600 psig ±10
(3147 kPa ±69)
450 psig ±10
(3103 kPa ±69)