Scotsman MXG 428 A/W - User Manual

TECHNICAL SERVICE TRAINING
Welcome to another Scotsman technical service presentation
This one will cover the electronic MXG series Ice Cube Machines
MXG SERIES
CUBERS
MXG SERIES

Summary

Start Up and Operational Checks

Initial Power On and Water Supply

Monitoring Operational Status via LEDs

Cycle Control and Bin Full Logic

Operating Principles and Components

Refrigerant and Water System Cycles

Control System Architecture and Parameters

Overview of PC board, DIP switches, jumpers, and cycle timing.

Alarm Conditions and Fault Indicators

Explains PC board alarms for temperature, sensors, and ice level.

Detailed Component Breakdown

Maintenance Procedures

Preparation and Initial Cleaning Steps

Evaporator and Water System Cleaning

Preparing solution, cleaning evaporator, and activating cleaning mode.

Rinsing, Sanitizing, and Final Checks

Rinsing with fresh water, sanitizing, and reassembly.

Service Analysis and Troubleshooting

Ice Quality and Freezing Cycle Adjustments

Sensor and Control System Diagnostics

Troubleshooting common sensor faults and calibration procedures.

Refrigerant System Performance Analysis

Diagnosing compressor efficiency and refrigerant charge issues.

Water System Faults and Leaks

Identifying and resolving water flow, filter, strainer, and leak issues.

Scotsman MXG 428 A/W Specifications

General

Ice Type	Gourmet Cube
Condenser Type	Air-Cooled
Refrigerant	R404A
Production	428 lbs per day
Ice Production	428 lbs per day