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HTPG Manuals & User Guides

HTPG (Heat Transfer Products Group) manufactures commercial and industrial refrigeration products, including unit coolers, evaporators, and condensing units.

Tip: include the full model number printed on your HTPG label for the best match.

About HTPG manuals on Manuals.plus

HTPG, or Heat Transfer Products Group, is a leading manufacturer of commercial and industrial refrigeration equipment. A member of the Rheem family of brands, HTPG designs and produces a wide range of products including unit coolers, evaporators, condensers, and packaged refrigeration systems optimized for walk-in coolers, freezers, and industrial facilities.

Providing energy-efficient solutions for the food service, supermarket, and warehousing sectors, HTPG integrates advanced smart technology like the EcoNet Enabled Controllers to maximize performance and improve precise superheat and space temperature control.

HTPG manuals

Latest manuals from manuals+ curated for this brand.

HTPG EcoNet 2.0 0326 Enabled Unit Coolers Instruction Manual

April 18, 2026
HTPG EcoNet 2.0 0326 Enabled Unit Coolers Product Usage Instructions Safety Considerations Factory-installed refrigerant sensors or detectors must not be disconnected. Only HTPG-approved replacement parts may be used for refrigerant…

HTPG A2L Packaged Refrigeration System Installation Guide

November 12, 2025
INSTALLATION, MAINTENANCE & OPERATION MANUAL A2L PACKAGED REFRIGERATION SYSTEM Due to continuing product development, specifications are subject to change without notice. INSPECTION Check all items against the bill of lading…

HTPG0125 EcoNet Enabled Unit Coolers Installation Guide

July 22, 2025
EcoNet HTPG0125 Enabled Unit Coolers Specifications Product: EcoNet Enabled Unit Coolers Designed for: Walk-in coolers and freezers Features: Energy-saving, precise superheat and space temperature control, fan cycling, reduced defrosts, reduced…

HTPG MP-HD-WH Unit Coolers Installation Guide

October 25, 2024
UNIT COOLERS Air, Electric, and Hot Gas Defrost Models MEDIUM PROFILE HEAVY DUTY WAREHOUSE HTPG2308_IOM MP-HD-WH ORDERS & REPLACEMENT PARTS parts@htpg.com (1-855-487-2787)Ā TEL: 1-855-HTPARTS FAX: 256-259-7478 Provide the complete Model Number…

HTPG HT-EN-IOM-0523 Unit Coolers Instruction Manual

October 15, 2023
Publication No. HT-EN-IOM-0523 Unit Coolers Installation and Operations Manual Introduction Eco NetĀ® Enabled Unit Coolers are intelligent, electronically operated evaporators for walk-in coolers and freezers designed for easier installation and…

HTPG2303 EcoNet Command Center User Guide

October 14, 2023
HTPG2303 EcoNet Command Center Product Information Product Name: Unit Coolers Publication No.: HTPG2303_WEBPORTAL_ECOWBGUIDE EcoNet Command Center Introduction The EcoNet Command Center is a device that allows users to control and…

HTPG A2L Equipment Installation & Operation Manual

Installation & Operation Manual
Comprehensive installation and operation manual for HTPG A2L-rated equipment, covering refrigerant handling, safety procedures, leak detection, and system requirements for A2L refrigerants.

HTPG support FAQ

Common questions about manuals, registration, and support for this brand.

  • Where can I find replacement parts for my HTPG unit cooler?

    You can order replacement parts by emailing parts@htpg.com or calling 1-855-HTPARTS (1-855-487-2787) with your complete Model Number and Serial Number.

  • What is the warranty on HTPG refrigeration products?

    HTPG warrants against defects in materials and workmanship for 1 year from the date of installation or up to 18 months from the date of shipment, whichever occurs first.

  • How do I submit a warranty claim for HTPG equipment?

    Warranty claims must be submitted to the Warranty Group within 90 days of the repair. You can submit a claim via https://www.htpg.com/submit-a-claim/.

  • What happens if there is a power loss to my EcoNet controller?

    If there is a power loss at any time during normal system operation, the controller will automatically close the EXV, forcing a pumpdown.