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Ice-O-Matic CIM1135A - User Manual

Ice-O-Matic CIM1135A
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Ice-O-Matic
11100 East 45th Avenue
Denver, Colorado 80239
1-800-423-3367
1/2020
ELEVATION SERIES CUBE ICE MAKER
CIM Modular Cubers
CIM0320 - CIM2046
Technical Service Manual
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Summary

Introduction

Safety Guidelines

Important warnings and cautions for safe operation and maintenance.

Sequence of Operations

Sequence of Operations (continued)

Control Board - Freeze Cycle

Explains the sequence of operations and LED status during the freeze cycle.

Control Board - Initiating Harvest Cycle

Describes the start of the Harvest Cycle based on the Low Float Switch.

Control Board - Harvest Cycle

Explains the energizing of valves and relays during the harvest cycle.

Control Board - Bin Full Shutdown

Unit shutdown procedure when bin is full, based on curtain switch or bin thermostat.

Control Board - Return to Freeze Cycle

Unit restarts freeze cycle after harvest, filling sump until high water float opens.

Control Board

Control Board Details (continued)

LED Flash and Error Codes

Explains LED flash patterns, error codes, and minimum/maximum times.

Board LED Sequence During Operation Test

Initial Freeze Cycle LED Sequence

Details the LED sequence and component status during the initial freeze cycle.

Board LED Sequence During Operation Test (continued)

Initial Harvest Cycle LED Sequence

Details LED sequence and component status during the initial harvest cycle.

Transition from Harvest to Freeze LED Sequence

Describes LED status and component operations during the transition from harvest to freeze.

Bin Full Shutdown LED Sequence

Details LED status and shutdown conditions when the bin is full.

Diagnostics in Freeze Cycle

Freeze Cycle Diagnostic States

Details controller states, component status, and LED indications during freeze diagnostics.

Diagnostics in Harvest Cycle

Harvest Cycle Diagnostic States

Details controller states, component status, and LED indications during harvest diagnostics.

Button Functions

High and Low Float Switches and Housing

High and Low Float Switches and Housing (continued)

Troubleshooting Float Switches and Housing

Steps to diagnose float switch issues, checking LEDs, and continuity.

Water Pump

Water Pump Troubleshooting Guide

Steps to diagnose issues with the water pump not running.

Water Inlet Valve

Water Inlet Valve Troubleshooting

Steps to diagnose issues with the water inlet valve not opening.

Purge Valve

Purge Valve Troubleshooting

Steps to diagnose issues with the purge valve not opening.

Harvest Assist Assembly;Hot Gas Valve

Harvest Assist;Hot Gas Valve Operation

Explains how the assembly is energized and moves to release ice.

Harvest Assist;Hot Gas Valve Troubleshooting

Steps to verify operation and diagnose issues with the assembly.

Magnetic Curtain Switch

Magnetic Curtain Switch Troubleshooting

Steps to diagnose issues if the LED on the board is off when the curtain is closed.

High Pressure Cut-out and Fan Cycle Switch

High Pressure Cut-out Function

Set to open at 450 psig to de-energize the contactor as a safety.

Fan Cycle Control Function

Maintains head pressure by closing at 250 psig and opening at 200 psig.

Pressure Control Troubleshooting

Diagnosing issues with high pressure cutout and fan cycle controls.

Fan Motor

Fan Motor Troubleshooting

Steps to diagnose inoperable fan motor or cycling issues.

Evaporator

Evaporator Troubleshooting

Identifies issues like rust, improper cleaning, or ice formation problems.

High Temp Safety

High Temp Safety Function

Bi-metal thermostat strapped to hot gas valve line to shut down compressor if temp exceeds 180°F.

High Temp Safety Troubleshooting

Steps to diagnose issues if the compressor doesn't run with R2 LED illuminated.

Refrigeration Section

System Troubleshooting Basics

General advice on using gauges and verifying operating pressures.

Thermostatic Expansion Valve (TXV)

Details TXV function and troubleshooting for proper bulb mounting and suction pressure.

Refrigeration Section (continued)

Hot Gas Valve Operation and Troubleshooting

Explains operation and troubleshooting for hot gas valve.

Mixing Valve Operation and Troubleshooting

Details the function and diagnosis of the mixing valve in low ambient conditions.

General Maintenance

Cleaning and Sanitizing

Cleaning Instruction Overview

Two-part process: descaling and sanitizing, with recommended frequencies.

Safety Precautions for Cleaning

Eye protection and gloves are recommended when handling chemicals.

Cleaning and Sanitizing (continued)

Cleaning Cycle Steps and Phases

Detailed steps for initiating and running the cleaning cycle, including descaler addition.

Winterizing Procedures

Technical Specifications

Technical Specifications (continued)

Wiring Diagram

115 V;230 V Single Phase Single Evaporator Diagram

Wiring diagram for single evaporator units.

Wiring Diagram (continued)

220 V;240 V Single Phase Single Evaporator Diagram

Wiring diagram for 220-240V, 50Hz, single phase units.

Three Phase Single Evaporator Diagram

Wiring diagram for three-phase single evaporator units.

Single Phase Dual Evaporator Diagram

Wiring diagram for single phase dual evaporator units.

Ice-O-Matic CIM1135A Specifications

General IconGeneral
BrandIce-O-Matic
ModelCIM1135A
CategoryIce Maker
LanguageEnglish

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