Scotsman SCCG50 - User Manual

Introduction:
This ice machine is the result of Scotsman’s
decades of experience as an industry leader in the
design and manufacture of both commercial and
residential ice machines.
This manual includes the information needed to
install, start up and maintain the ice machine. Note
any Caution or Warning indicators, as they provide
notice of potential hazards. Keep this manual for
future reference.
June 2008
Page 1
SCCG50 & SCCP50
Service Manual
Table of Contents
Specifications .......................................... Page 2
Cabinet Layout ......................................... Page 3
Air flow ............................................. Page 4
Water Quality .......................................... Page 5
Door Covering .......................................... Page 6
Door Panel Attachment ..................................... Page 7
Custom Panel .......................................... Page 8
Door swing change ....................................... Page 9
Installation: Water & Drain ................................... Page 10
Gravity Drain .......................................... Page 11
Electrical ............................................ Page 12
Cube Size Adjustment ..................................... Page 13
Harvest Time Adjustment .................................... Page 14
Control Settings ......................................... Page 15
Use ............................................... Page 16
How to clean the condenser and winterize. ........................... Page 17
How to remove scale from the ice making system. ....................... Page 18
System Information ....................................... Page 19
Water System .......................................... Page 20
Components .......................................... Page 21
Controller ............................................ Page 22
Performance Information .................................... Page 23
Refrigeration System ...................................... Page 24
Thermistor Values ........................................ Page 25
Service Diagnosis ........................................ Page 26
Service Diagnosis ........................................ Page 27
Removal and Repair ...................................... Page 28
Removal and Repair ...................................... Page 29
Removal and Repair - Cabinet Removal ............................ Page 30
Refrigeration Service ...................................... Page 32

Summary

Specifications

Electrical Requirements

Electrical requirements, voltage, and power consumption details.

Drain Conversion Kit

Air Flow

Water Quality

Water Filtration and Treatment

Door Swing Adjustment

Water and Drain Installation

Drain Pump Model Installation

Gravity Drain Setup

Electrical Installation and Startup

Initial Startup Procedure

Step-by-step guide to starting the ice machine for the first time.

Cube Size Adjustment

Harvest Time Adjustment

Control Settings and Functions

Automatic Water Purge Control

Condenser Cleaning and Winterizing

Condenser Cleaning Procedure

Steps for cleaning the condenser fins and tubes.

Machine Winterizing Steps

Instructions for preparing the machine for storage during cold weather.

Removing Scale from Ice System

Water System Operation

Reservoir Water Dilution Process

Controller Functions and Safety

Controller Safety Features

Safety features and failure modes of the controller.

No Water Detection Response

Controller response to the absence of water.

Maximum Freeze Cycle Handling

Maximum Harvest Cycle Duration

Refrigeration System Pressures

Suction Pressure Graph

Discharge Pressure Graph

Service Diagnosis - No Ice

Troubleshooting No Power

Troubleshooting for issues related to no power.

Troubleshooting Long Freeze Cycles

Possible causes and solutions for extended freeze cycles.

Troubleshooting Ice Production Failure

Troubleshooting steps when the machine fails to make ice.

Service Diagnosis - Operational Issues

Troubleshooting Excessive Noise

Troubleshooting Harvest Failures

Problems encountered when ice is not harvested properly.

Troubleshooting Poor Ice Quality

Troubleshooting for issues resulting in poor ice quality.

Troubleshooting Rapid Ice Melt

Causes and solutions for ice melting too quickly.

Component Removal and Repair

Bin Thermostat Replacement

Procedure for removing and replacing the bin thermostat.

Inlet Water Solenoid Valve Replacement

Steps for removing and replacing the inlet water solenoid valve.

Water Pump Replacement

Component Removal and Repair (Cont.)

Evaporator Thermistor Replacement

Steps for removing and replacing the evaporator thermistor.

Transformer Replacement

Controller Board Replacement

Steps for removing and replacing the main control board.

Control Panel Replacement

Cabinet Removal for Service Access

Refrigeration System Service

Scotsman SCCG50 Specifications

General

Ice Production Capacity	50 lbs per day
Condenser Type	Air-Cooled
Refrigerant	R404A
Type	Ice Maker
Electrical	115V/60Hz/1-ph
Water Supply	Potable water connection required