Heaters Manuals & User Guides

User manuals, setup guides, troubleshooting help, and repair information for Heaters products.

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

Heaters manuals

Latest posts, featured manuals, and retailer-linked manuals for this brand tag.

Rinnai 351-RL94IP Tankless Water Heaters User Manual

July 31, 2025

Rinnai 351-RL94IP Tankless Water Heaters Specifications Product: Rinnai Tankless Water Heaters and Home Heating Solutions Manufacturer: Rinnai Features: Endless supply of hot water, high-efficiency, residential and commercial use Quality Standards: ISO 9001 and ISO 14001 certified factories Energy Efficiency: Up…

Brand: Rinnai

NARVI NM Electric Sauna Heaters Installation Guide

July 31, 2025

NARVI NM Electric Sauna Heaters Please read the manual carefully before you start installing and using it and keep the manual for future reference. The products are meant only to be used as a sauna heater and for heating the…

Brand: NARVI

Ranein RREC1830KG Tankless Electric Water Heaters Installation Guide

July 23, 2025

Ranein RREC1830KG Tankless Electric Water Heaters Installation Guide Model: RC25G / RC40G / RC80G IMPORTANT SAFETY INFORMATION READ ALL INSTRUCTIONS BEFORE USE Read and Save These Instructions Installer: Leave this manual with the homeowner. Before installing, debugging,…

Brand: Ranein

Ruffneck CRE1 Triton Series Corrosion Resistant Washdown Unit Heaters Owner’s Manual

July 14, 2025

Ruffneck CRE1 Triton Series Corrosion-Resistant Washdown Unit Heaters WARNING! Read all instructions before installing or using the heater. Please adhere to the instructions published in this manual. Failure to do so may be dangerous and may void certain provisions of…

Brand: Ruffneck

QMARK MUH Pro Series Modular Unit Heaters Installation Guide

July 12, 2025

QMARK MUH Pro Series Modular Unit Heaters Specifications IMPORTANT INSTRUCTIONS WARNING WHEN USING ELECTRIC APPLIANCES, BASIC PRECAUTIONS SHOULD ALWAYS BE FOLLOWED TO REDUCE THE RISK OF FIRE, ELECTRIC SHOCK, AND INJURY TO PERSONS, INCLUDING THE FOLLOWING: Read all instructions before…

Brand: QMARK

Rheem Classic Plus Series Induced Draft Water Heaters Owner’s Manual

July 1, 2025

Rheem Classic Plus Series Induced Draft Water Heaters Specifications Model Number: PRO+G29-60N RH70 ID Capacity: 29 Gallons Height to Top of Vent: 65-1/2 inches Diameter: 17-3/4 inches Height to Gas Connection: 14 inches Vent Size: 3 or 4 inches Water…

Brand: Rheem

Mestek VISM-13 Vertical Unit Heaters Installation Guide

June 23, 2025

VISM-13 Vertical Unit Heaters Product Information Specifications Model: VISM-13 BTU Range: 41,300 to 705,000 BTU/Hr. (11.7 to 205.1 kW) Designed for: Vertical installation with down flow air delivery Power Source: Steam or Hot Water Certifications: ETL, CSA-C22.2, UL1995, UL…

Brand: MESTEK

EnerCare 54000063 Residential Power Direct Vent Gas Fired Water Heaters Owner’s Manual

June 3, 2025

RESIDENTIAL POWER DIRECT VENT GAS-FIRED WATER HEATERS (EQUIPPED WITH FVIR TECHNOLOGY) OWNER’S MANUAL INSTALLATION AND OPERATING INSTRUCTIONS Installation Instructions WARNING This water heater IS NOT design certified for installation in a manufactured (mobile) home or for installation outdoors. WARNING If…

Brand: enercare

WIKING Maxi Series Solid Fuel Local Space Heaters User Manual

June 2, 2025

WIKING Maxi Series Solid Fuel Local Space Heaters Installation In general Congratulations on your new WIKING woodburning stove. We are pleased that you have chosen a WIKING woodburning stove and confident that it will give you much pleasure. To ensure…

Brand: WIKING

FRICO Elztrip EZ200 Infrared Panel Heaters Instruction Manual

June 2, 2025

FRICO Elztrip EZ200 Infrared Panel Heaters Specifications Product Name: Elztrip EZ200 Model: EZ200 Regulation: Ecodesign Regulation (EU) 2015/1188 Application: Local space heaters and technical heating purposes General Instructions Read these instructions carefully prior to installation and use. Keep this manual…

Brand: FRICO