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Heatcraft intelliGen H-IM-iFM User Manual

Heatcraft intelliGen H-IM-iFM
28 pages
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H-IM-iFM July 2023 Part No. 25011801
intelliGen Field Mount
(iFM) Kit
Installation and Operation Manual
intelliGen Components
intelliGen Board (iRC) Layout ................................ 2
intelliGen User Interface (iRCUI) Layout ................ 3
IntelliGen Remote Access Cards (iWC, iIC) ............ 3
Installation & Wiring
Installation Tips .................................................... 4
Evaporator Unit ................................................... 4
Condensing Unit by Others .................................. 4
Special Condensing Unit by Heatcraft ................... 5
Refrigerant Line Brazing ...................................... 5
Leak Testing ....................................................... 5
Refrigerant Charging ............................................ 5
Power Supply ....................................................... 5
Wiring .............................................................. 5-7
Wiring Terminals .................................................. 8
Wiring Diagrams .............................................9-20
Installation Checklist ......................................... 21
Start-up & Operation
Check-Out Installation ........................................ 22
Initial Power On ................................................. 22
System Start-up ............................................... 23
Cooling Start-up Operation ............................... 23
Home Menus & PIN ............................................. 24
Navigation, System & Local .............................. 24
Menus and Settings .....................................25-31
Cooling Sequence of Operation .......................... 32
Defrost Sequence of Operation ............................ 33
Table of Contents
intelliGen Field Mount (iFM) Kits ......................2
Components needed for Installation ................2
Preparation for Installation .............................. 3
Components Included in Kit ..........................4-7
Components Not Included in Kit ......................8
Electronic Expansion Valve EXV ....................8-9
Field Wire Connections .................................. 10
Unit Cooler Product Families Supported ......... 11
Main Control Board (iRC) Layout .................... 12
User Interface (iRCUI) Layout ......................... 13
Optional Remote Access Cards ...................... 13
Typical Wiring Diagrams ........................... 14-15
Remote Mount intelliGen Controller .......... 16-17
Components Installation in Unit Cooler ..... 18-21
Retrofit of an Existing Unit Cooler .................. 22
Check-Out Installation ................................... 23
System Start Ups ..................................... 24-25
iFM Kit Accessories ....................................... 26
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Heatcraft intelliGen H-IM-iFM Specifications

General IconGeneral
BrandHeatcraft
ModelintelliGen H-IM-iFM
CategoryController
LanguageEnglish

Summary

iFM Kits for Unit Coolers Overview

Required Components Not Included

Items required for installation but not supplied with the iFM kit.

Installation Preparation

Required Installation Tools

List of tools necessary for performing the installation process.

Components Included in the iFM Kit

Core Kit Components: Controller, Sensors, Harnesses

Main controller, temperature sensors, and pressure transducer harness.

Wiring Components: Terminal Board and Accessories

Includes terminal board and pressure transducer accessories.

Kit Documentation: Guides and Manuals

Quick start guide and main operation manual.

Components Not Included in Kit

24VAC Control Power Transformer

Transformer required for powering the intelliGen control unit.

Electronic Expansion Valve (EXV) Selection

Details on selecting and using an Electronic Expansion Valve.

Field Wire Connections Guide

Power Wire Connections

Details on power wires for controller, fan motors, and defrost heaters.

Conduit Routing and Wire Protection

Guidelines for conduit routing and wire sheathing.

Supported Unit Cooler Families

Compatible Unit Cooler Types

Lists compatible unit cooler types like Low Profile and Medium Profile.

Main Control Board (iRC) Layout

Main Control Board Component Identification

Identifies key components like CPU, relays, and connections on the board.

User Interface (iRCUI) Layout

User Interface Control Elements

Describes display, buttons, and navigation controls on the UI.

Optional Remote Access and Integration Cards

Information on MSC and IIC integration cards.

Typical Wiring Diagrams

Wiring Diagram: With Contactors

Shows wiring schematic for systems utilizing contactors.

Wiring Diagram: Without Contactors

Shows wiring schematic for systems not utilizing contactors.

Condensing Unit Wiring Diagram

Wiring diagram for stand-alone evaporator controller on condensing units.

Remote Mount Controller Installation

Remote Mount Location Identification

Guidance on choosing a suitable mounting location for the controller.

Conduit and Wire Routing

Steps for routing conduits and wires to the unit cooler.

iFM Kit Housing Mounting

Steps for physically mounting the iFM kit housing.

Wire Connections to Control Board

Procedure for connecting wires to the intelliGen control board.

New Unit Cooler Installation Procedures

Power Transformer and Terminal Board Installation

Installation of power transformer and terminal board.

Temperature Sensor Installation

Procedures for installing room, suction, and coil temperature sensors.

Pressure Transducer Installation

How to install the pressure transducer.

EXV Installation Procedure

How to select and install the Electronic Expansion Valve.

Existing Unit Cooler Retrofit

Unit Cooler Pump Down Procedure

Procedure to safely prepare the unit cooler for service.

Remote Controller Installation for Retrofit

Instructions for installing the remote mount controller during retrofit.

Retrofit Component Installation

Installing transformer, terminal board, sensors, transducer, and EXV.

Equipment Start-Up Procedures

Pre-Operation Check-Out Steps

Verification steps before placing the system in operation.

Initial Power On and Quick Set-up

Initial power connection and system parameter input.

System Initial Start-up Sequence

Describes initial compressor and fan operation cycles.

Cooling System Start-up Operation

How the system operates during cooling start-up.

intelliGen System Start-Up Guide

Quick Start Guide Usage

Using the Quick Start Guide for system startup.

Remote Access and Diagnostics Information

Information on remote access cards and diagnostics.

System Resources and Documentation

Links to manuals, bulletins, and other system resources.

iFM Kit Accessories List

Electric Expansion Valves (EXV) Specifications

Table of EXV models and their capacities.

24VAC Transformer Specifications

Table of available 24VAC transformer part numbers and ratings.

Power Harnesses and Sensor Kits

Table of power harnesses and sensor kit part numbers.

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