Install Manual

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Please read this manual carefully before installation and keep it for future reference.

Owner & Installation

Manual

PRODIRECT

Electric Heat Kit

Model: PHK**H

Thank you for choosing MRCOOL. Please read this manual carefully before installation and keep it for future reference.

Due to updates and constantly improving performance, the information and instructions within this

manual are subject to change without notice. Please visit www.mrcool.com/documentation to

ensure you have the latest version of this manual.

Version Date: 2-24-21

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Summary of content (10 pages)

PAGE 1
Please read this manual carefully before installation and keep it for future reference. Owner & Installation Manual PRODIRECT Electric Heat Kit Model: PHK**H Due to updates and constantly improving performance, the information and instructions within this manual are subject to change without notice. Please visit www.mrcool.com/documentation to ensure you have the latest version of this manual. Version Date: 2-24-21 Thank you for choosing MRCOOL.
PAGE 2
Table Of Contents 1 Preperation Before Install ............................................................. 1 2 Install Electrical Heating Components ......................................... 2 3 Wiring Diagrams .............................................................................. 5 CAUTION 1. Ensure that all power supplies are disconnected prior to installing the heat kit. 2. Check heat kit for physical damage. Do not install a damaged heat kit. 3.
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® Safety Precautions MRCOOL Electric Heat Kit Preperation Before Installation 1 1.) Remove the upper side panel of the air handler 2.) Remove the air duct sealing plate by removing the 4 screws 3.) Knock out the covered hole on the front panel mrcool.
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® Install Electric Heating Components 1.) Insert the electric heat kit into the air duct installation hole and align the 4 prongs on the end of the heat kit with the corresponding 4 holes on the opposite side of the air duct hole 2 2.) Reinstall screws to fasten the heat kit to air duct 3.) Fasten heat kit electrical board bracket to air handler by installing two screws Page 2 mrcool.
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Installing Electric Heating Components 4.) Position the heat kit electrical board on the bracket and fasten with 4 screws NOTE: When installing the electrical installation board, pay attention to the indoor unit power cord and make sure it does not hang or snag on the sharp edges of the sheet metal heat kit bracket. Please refer to the image below. mrcool.
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Installing Electric Heating Components 5.) Insert signal wire into the main electronic control board 6.) Reinstall the upper side panel. The switches for the heat kit should protrude through the hole you knocked out of the panel. Then, turn on the power and check operation. Page 4 mrcool.
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Wiring Diagrams Air Handler Wiring Diagrams for each model with Heat Kit Installed 3 1.) 53 Model (18K/24K/30K/36K/42K) 2.) 140 Model (48K) Page 1 mrcool.
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Wiring Diagrams 3.) 160 Model (60K) Schematic diagrams of electric heating components 1.) 5-10KW Heat Kit Page 6 mrcool.
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Wiring Diagrams 2.) 11-20KW Heat Kit mrcool.
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PRODIRECT Electric Heat Kit