Scotsman FME1204 - User Manual

INTRODUCTION
To the owner or user: This manual is intended to
provide you, and the maintenance or service
technician, with the information needed to install,
start up, clean, maintain, and service this ice
system.
This is a modular type ice system that fits a variety
of Scotsman ice storage bins.
Its features include: front service for the freezer,
gear motor, control box, water reservoir, and bin
control; an electronic circuit for monitoring ice and
water level; a thermostatic expansion valve; and
R-404A as the refrigerant.
NME954 & FME1204
May 2001
Page 1
Table of Contents
FOR THE INSTALLER ······································ Page 2
SAMPLEBINANDMACHINECOMBINATIONS························· Page 3
FOR THE INSTALLER ······································ Page 4
FOR THE INSTALLER: Location ································· Page 5
FORTHEPLUMBER······································· Page 6
FOR THE ELECTRICIAN ····································· Page 7
FOR THE INSTALLER ······································ Page 8
START UP············································· Page 9
COMPONENT DESCRIPTION ·································· Page 10
COMPONENT DESCRIPTION ·································· Page 11
CONTROL BOX: Components ·································· Page 12
ELECTRICAL SEQUENCE: ··································· Page 13
OPERATION: Water········································ Page 14
OPERATION: Performance ···································· Page 15
SANITIZING AND CLEANING ·································· Page 16
SENSORMAINTENANCE ···································· Page 17
BEARING MAINTENANCE ···································· Page 18
MAINTENANCE: Air Cooled···································· Page 19
AUGERMAINTENANCE····································· Page 20
SERVICEDIAGNOSIS······································ Page 21
SERVICEDIAGNOSIS······································ Page 22
CONTROL SYSTEM DIAGNOSTICS ······························· Page 23
REMOVAL AND REPLACEMENT: Water Reservoir & Bin Controls ··············· Page 24
REMOVAL AND REPLACEMENT: Bearing And Breaker ····················· Page 25
REMOVAL AND REPLACEMENT: Auger····························· Page 26
REMOVAL AND REPLACEMENT: Water Seal ·························· Page 27
REMOVAL AND REPLACEMENT: Evaporator ·························· Page 28
REMOVAL AND REPLACEMENT: Gearmotor ·························· Page 29
REMOVAL AND REPLACEMENT: Fan Blade and Motor····················· Page 30
REFRIGERATION SYSTEM SERVICE ······························ Page 31
What to Do Before Calling for Service······························· Page 32
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Note the warning symbol
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Summary

FOR THE INSTALLER: Location

Installation Location Requirements

Guidelines for placing the ice system indoors, considering environmental and space limitations.

FOR THE INSTALLER: Final Check List

START UP PROCEDURES

Ice Machine Startup Sequence

Step-by-step instructions for starting the ice machine after pre-start inspection and initial checks.

ELECTRICAL SEQUENCE AND PROTECTION

Machine Start Up and Shut Down Sequence

Details the sequence of events and indicator light behavior during machine startup and shutdown.

Control Board and System Protection Devices

Explains how the control board and other devices protect the machine from operational issues.

OPERATION: Performance Metrics

Refrigeration System Pressures

Lists normal operating pressure ranges for the low side and discharge side.

SANITIZING AND CLEANING PROCEDURES

In-Place Cleaning of Ice Making System

Detailed steps for cleaning the ice machine's internal water system, including solution mixing.

Sanitizing Ice Machine and Storage Bin

AUGER MAINTENANCE

SERVICE DIAGNOSIS: Operational Issues

No Ice or No Operation

Lists possible causes and corrections for the machine not operating and not making ice.

Auger Motor Issues

Addresses issues where the auger motor hums but doesn't turn, leading to unit shutdown.

Pressure Control and Circuit Board Issues

Discusses potential causes and corrections for open pressure controls and lack of circuit board power.

Auger Turning, No Ice Production

Outlines troubleshooting steps when the auger turns but no ice is produced.

SERVICE DIAGNOSIS: Other Issues

Water Leaks and Excessive Water Use

Identifies common causes of water leaks and excessive water consumption and their corresponding corrective actions.

Ice Meltage and Noise Issues

CONTROL SYSTEM DIAGNOSTICS

Control Board and Sensor Checks

Guides on checking the control board, water sensor, and ice sensors for proper function.

Pressure Cut-Out Switch Testing

REMOVAL AND REPLACEMENT: Reservoir and Bin Controls

Water Reservoir Removal and Replacement

Ice Level Sensor (Bin Control) Removal

REMOVAL AND REPLACEMENT: Bearing and Breaker

Bearing and Breaker Service

REMOVAL AND REPLACEMENT: Auger

Auger Removal and Cleaning Procedures

REMOVAL AND REPLACEMENT: Water Seal

Water Seal Removal and Replacement

REMOVAL AND REPLACEMENT: Evaporator

Evaporator Removal and Reassembly

REMOVAL AND REPLACEMENT: Gearmotor

Gearmotor Inspection and Testing

Gearmotor Removal and Repair

REFRIGERATION SYSTEM SERVICE

Refrigerant Handling and System Charging

Notes on R-404A refrigerant, polyolester oil, and detailed steps for charging the system.

BEFORE CALLING FOR SERVICE

Basic Troubleshooting for No Ice Production

Basic checks for water supply, power, and a simple restart procedure before calling service.

Scotsman FME1204 Specifications

General

Type	Modular Flaker
Ice Type	Flake Ice
Weight	795 lbs
Voltage	208-230V
Ice Production Capacity	1200 lbs/24h
Condenser Type	Air Cooled
Ice Production	1200 lbs/24h
Refrigerant	R404A
Power Supply	208-230V/60Hz/1Ph