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Rheem Manuals & User Guides

Rheem is a global leader in manufacturing innovative and energy-efficient heating, cooling, and water heating solutions for residential and commercial applications.

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

About Rheem manuals on Manuals.plus

Rheem Manufacturing Company is a premier American manufacturer of residential and commercial water heaters and boilers, as well as heating, ventilating, and air conditioning (HVAC) equipment. Founded in 1925, Rheem is the only manufacturer in the world that produces heating, cooling, water heating, pool and spa heating, and commercial refrigeration products, offering total comfort solutions for homes and businesses.

Headquartered in Atlanta, Georgia, Rheem emphasizes sustainability and reliability in its product lines, which include tankless water heaters, hybrid heat pumps, furnaces, and air conditioners. The company operates globally with a commitment to delivering superior efficiency and performance, supported by a vast network of service professionals.

Rheem manuals

Latest manuals from manuals+ curated for this brand.

Rheem RH2TY Endeavor Line Air Handlers User Manual

January 27, 2026
Rheem RH2TY Endeavour Line Air Handlers Model Number Identification: RH2TY Air Handlers Features and Benefits Quiet Operation1: Provided by a cabinet construction with 1.0 inch of foil faced insulation for…

Rheem RXGY-CK Conversion Kit User Guide

September 22, 2025
Rheem RXGY-CK Conversion Kit Specifications Part Number: RXGY-CK / RXGY-ZK Material: PVC, Vinyl, Metal Includes: Intake Coupling, Drain Hose, Screws, Gaskets, Vent Tubes, Clamps Product Usage Instructions Parts Required for…

Rheem 090166 TPR Insulator Instruction Manual

September 10, 2025
Rheem 090166 TPR Insulator Specifications Product Name: TPR Insulator Model Number: 090166 Manufacturer: Rheem New Zealand Limited Address: 475 Rosebank Road, Avondale 1026, PO Box 19011, Avondale, Auckland 1746 Product…

Rheem Endeavor® Line RH2TY Air Handlers Specification Sheet

Specification Sheet
Comprehensive specifications, features, dimensions, electrical data, and accessories for the Rheem Endeavor® RH2TY line of air handlers. This document details performance metrics, model identification, installation guidelines, and warranty information for…

Rheem manuals from online retailers

Rheem PROTECH SP20075 Pilot Assembly Instruction Manual

SP20075 • January 13, 2026
This manual provides detailed instructions for the installation, operation, and maintenance of the Rheem PROTECH SP20075 Pilot Assembly, designed for select natural gas water heaters. It includes the…

Rheem support FAQ

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

  • Who do I contact for Rheem customer service?

    For general inquiries, you can call Rheem customer service at 1-800-621-5622. For tankless water heater tech support, dial 1-866-720-2076.

  • Where can I find warranty information for my Rheem product?

    You can explore warranty details and coverage on the Rheem Warranties page at Rheem.com/warranties.

  • How do I verify my Rheem warranty?

    Visit the Warranty Verification page on the official Rheem website to check the status of your product's warranty.

  • Where is Rheem Manufacturing Company located?

    Rheem is headquartered in Atlanta, GA, located at 1100 Abernathy Rd Ste 1700.