Heatcraft intelliGen H-IM-iFM Installation And Operation Manual
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Heatcraft intelliGen H-IM-iFM Installation And Operation Manual

Field mount kit
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H-IM-iFM
Installation and Operation Manual
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intelliGen Field Mount
July 2023
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
(iFM) Kit
Part No. 25011801

Table of Contents

intelliGen Field Mount (iFM) Kits ...................... 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
Main Control Board (iRC) Layout .................... 12
User Interface (iRCUI) Layout ......................... 13
Optional Remote Access Cards ...................... 13
Typical Wiring Diagrams ........................... 14-15
Check-Out Installation ................................... 23
System Start Ups ..................................... 24-25
iFM Kit Accessories ....................................... 26

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Summary of Contents for Heatcraft intelliGen H-IM-iFM

  • Page 1: Table Of Contents

    Electronic Expansion Valve EXV ....8-9 Condensing Unit by Others ........4 Field Wire Connections ........10 Special Condensing Unit by Heatcraft ....5 Unit Cooler Product Families Supported ..11 Refrigerant Line Brazing ........5 Main Control Board (iRC) Layout ....12 Leak Testing ............

  • Page 2: Components Needed For Installation

    Field Mount (iFM) Kits intelliGen Field Mount (iFM) Kits for Unit Coolers outdoor applications. It supports Heatcraft’s major unit cooler The intelliGen Field Mount Kit is designed to install in the ™ product lines such as the Low Profile, Center Mount and...

  • Page 3: Preparation For Installation

    intelliGen Field Mount (iFM) Kits Needed Tools Preparation for Installation Tools Tools Wrench, 7/16 and Needed Tools Needed Tools Needed Tools Slotted Screwdrive Tools Tools Tools Description Tools Description Tools Tools Wrench, 7/16 and Wrench, 7/16 and Phillips Slotted Screwdrive Slotted Wrench, 7/16"...
  • Page 4 intelliGen Field Mount (iFM) Kits Components Included in the Kit intelliGen Controller Temperature Sensors Temperature Sensor Brackets Pressure Transducer Harness Pressure Transducer Terminal & Accessories Wire Sheathing Board Quick Start Guide & Manual...
  • Page 5 intelliGen Field Mount (iFM) Kits Components Included in the Kit • intelliGen Controller - Quantity of 1 Main control board and user interface board are pre-assembled in a IP65 rated housing. Knockouts Knockouts (top & bottom) • Temperature Sensors - Quantity of 3 For room temperature, suction temperature and coil temperature (25 feet length) •...
  • Page 6 intelliGen Field Mount (iFM) Kits Temperature Sensor Brackets & Accessories Bag • Room Temperature Sensor Bracket - Quantity of 1 For mounting the room temperature sensor at the return air side of the unit cooler. • Suction Temperature Sensor Tube - Quantity of 1 For mounting the suction temperature sensor to the suction refrigeration line.
  • Page 7 intelliGen Field Mount (iFM) Kits Pressure Transducer & Accessories Bag • 300 PSI Pressure Transducer - Quantity of 1 Mount on the main suction line port to measure suction pressure. • Cork Tape Roll - Quantity of 1 Insulation tape for suction temperature sensor tube to prevent condensation •...

  • Page 8: Electronic Expansion Valve Exv

    Quantity of 1 (If use EXV is preferred) These EXVs are available from Heatcraft. Field installer to select and provide one of these valves to match the system capacity requirement. A valve cable with the length matches the conduit run is also required.
  • Page 9 intelliGen Field Mount (iFM) Kits intelliGen Field Mount (iFM) Kits R-407F R-448A Evaporator Temperature (°F) Evaporator Temperature (°F) 100 psi Pressure Drop 100 psi Pressure Drop PART NUMBER TONS BTUH TONS BTUH TONS BTUH TONS BTUH 29326101 1.09 13067 1.01 12094 1.01 12128...

  • Page 10: Field Wire Connections

    The field wire connections are to be provided by the field installer. A 25 feet long power harness with connectors and terminals preassembled is available from Heatcraft for ease of installation. The part number is 22699902. It includes the power wires listed below.

  • Page 11: Unit Cooler Product Families Supported

    Field Mount (iFM) Kits Unit Cooler Product Families Supported The iFM Kit is designed to universal fit for Heatcraft’s Unit Coolers and other manufacturer’s Unit Coolers also. Center Mount Unit Cooler Low Profile Unit Cooler Low Velocity Center Mount Unit Cooler...

  • Page 12: Main Control Board (Irc) Layout

    intelliGen Field Mount (iFM) Kits intelliGen Main Control Board (iRC) Layout Evap LLSV Alarm Evap 2 Fans Relay Contacts Defrost Speed Relay Heater Fans Relay Grounded Mounting Screw Capacitor Clock Battery Central USB Data Processing Port Unit Power Temp Supply Suction Temp iRC-UI...

  • Page 13: Optional Remote Access Cards

    intelliGen Field Mount (iFM) Kits intelliGen User Interface (iRCUI) Layout Status Light Bar OLED Display Return Favorites Button Button Home Button Control Button intelliGen Optional Remote Access Cards MULTI-SYSTEM CONTROL CARD - MSC INTEGRATION CARD - iIC WEBSERVER CARD - iWC Wi-Fi Direct Antenna* Wiring...
  • Page 14 iFM Kit Installation Section Typical Wiring Diagram For Applications With Contactors Typical Wiring Diagram For Applications Without Contactors...
  • Page 15 iFM Kit Installation Section Typical Generic Condensing Unit Wiring Diagram for intelliGen Stand-alone Evaporator Controller...
  • Page 16 iFM Kit Installation Section Remote Mount intelliGen Controller 1. Identify Remote Mount Location 2. Route Conduits and Wires to Unit Cooler a) Determine length and conduit routing base on ap- The iFM kit designed to be remote mounted up to 40 feet plication need away from the unit cooler.
  • Page 17 IntelliGen Board Layout Remote Mount intelliGen Controller (Cont.) 3. Mount the iFM Kit 4. Connect the wires to the intelliGen control board a) Connect wires to the iRC main control board per the a) Mount the iFM kit housing to the marked screw hole connections layout below.
  • Page 18 New Unit Cooler Installation Components Installation in Unit Cooler 5. Power Transformer a) Select a 24VAC transformer with the primary voltage b) Mount the transformer to the electrical end of the unit matches the system voltage cooler, see picture shown as example Terminal Board 24VAC Transformer...
  • Page 19 New Unit Cooler Installation Components Installation in Unit Cooler (Cont.) 7. Temperature Sensors a) Room Temperature Sensor Room Temperature i. Drill two ¼” holes, 1-1/4" apart, on the return air area Sensor of the unit cooler (typically at the back of the unit) ii.
  • Page 20 New Unit Cooler Installation Components Installation in Unit Cooler (Cont.) Pressure Tranducer 8. Pressure Transducer a) Locate the Schrader valve on the suction line. (Depends on system, a new Schrader valve may have to be installed or brazed onto the suction line.) b) Screw the pressure transducer onto the Schrader valve.
  • Page 21 New Unit Cooler Installation Components Installation in Unit Cooler 9. Electronic Expansion Valve (EXV) Pro Tip: Make sure the motor/head of the EXV is a) Select an EXV with capacity size that matches the unit not pointing down. It should be pointed upward or cooler capacity horizontal.

  • Page 22: Remote Mount Intelligen Controller

    Existing Unit Cooler Installation Retrofit of An Existing Unit Cooler Pump Down the Unit Cooler Terminal Board at Electrical End 1. Put the existing unit cooler into service mode and pump down the unit. 1.1. Wait for the system to pump down and shut off. It could take up to 5 minutes.

  • Page 23: Check-Out Installation

    Equipment StartUp Check-Out Installation (g) All fan motors on air cooled condensers, evapora- After the installation has been completed, the following tors, etc. should be checked for proper rotation. points should be covered before the system is placed in Fan motor mounts should be carefully checked for operation: tightness and proper alignment.

  • Page 24: System Start-Up

    Equipment StartUp System Start-up When the system is initiated for the first time, the compres- When the room thermostat setting is satisfied (which may sor and the electric defrost evaporator fans will be in a take a considerable amount of time on “hot-box” pulldown), hold-off cycle and will not start unless the hold-off cycle is and if the compressor has run for a minimum time for the complete.
  • Page 25 intelliGen System Start Up intelliGen System Start Up 1. Follow the intelliGen “QUICK START GUIDE” to start up the 4. To find all intelliGen resources, including installation & system operation manuals, technical bulletins, brochures, main tenance, troubleshooting information and more, simply 2.

  • Page 26: Ifm Kit Accessories

    iFM Kit Accessories iFM Kit Accessories Electric Expansion Valves (EXV) Evaporator Condition Liquid Temperature at 100°F, Pressure Drop at 100 PSI Capacity* Capacity* Part # Connection Size (BTUH) at 20°F SST** (BTUH) at -20°F SST** 29326101 3/8"x3/8" 12,000 11,000 29326201 3/8"x3/8"...
  • Page 27 Notes:...
  • Page 28 After Hours (after 5:00 PM EDT, weekends and holidays) (877) 482-7238 Since product improvement is a continuing effort, we reserve the right to make changes in specifications without notice. ©2023 Heatcraft Refrigeration Products LLC The name behind the brands you trust. ™ CLIMATE...

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