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.

Lochinvar 50G Series High Efficiency Commercial Gas Water Heaters User Manual

October 1, 2025

Lochinvar 50G Series High Efficiency Commercial Gas Water Heaters Product Specifications Nominal Gallon Capacity: 50 Gallons Rated Storage Volume: 47.8 Gallons Thermal Efficiency: 95% Maximum BTUs: 150,000 Power Source: Gas Limited Tank Warranty: 3 Years Limited Parts Warranty: 1 Year…

Brand: Lochinvar

HAVACO ECH N Series Electric Duct Heaters User Manual

September 30, 2025

HAVACO ECH N Series Electric Duct Heaters Description Electric heaters are designed to heat clean air in ventilation systems. Casing is made from aluzinc coated steel which is high temperature proof. Heating elements tube is made from stainless steel…

Brand: HAVACO

PVI 500-6 Durawatt Electric Water Heaters Instruction Manual

September 27, 2025

PVI 500-6 Durawatt Electric Water Heaters PRODUCT DESCRIPTION WARNING: If the information in the supplied manual(s) is not followed exactly, a fire, electrical short or exposure to hazardous materials may result, causing property damage, personal injury or death. FOR YOUR…

Brand: PVI

HAVACO ECH NI PTX-PSX Electric Duct Heaters User Manual

September 27, 2025

HAVACO ECH NI PTX-PSX Electric Duct Heaters User Manual DESCRIPTION Electric heaters are designed to heat clean air in ventilation systems. Casing is made from aluzinc coated steel which is high temperature proof. Heating elements tube is made from stainless…

Brand: HAVACO

A O Smith 60G Series High Efficiency Commercial Gas Water Heaters Installation Guide

September 22, 2025

A O Smith 60G Series High Efficiency Commercial Gas Water Heaters Specifications Product: High-Efficiency Commercial Gas Water Heaters Models: 60G/100G/119G Series: 400/401/450/451 Product Usage Instructions Cleanout Assembly / Temperature-Pressure Valve The Cleanout Assembly and Temperature-Pressure Valve are important components of…

Brand: A O Smith

Lochinvar Hybrid HWHC Water Heaters User Guide

September 20, 2025

Lochinvar Hybrid HWHC Water Heaters Specifications Certified for use on flue categories: B23, C13, C33, C43, C53, C63 Flue options: Aluminium Concentric System or Twin-pipe system Product Usage Instructions For models HWH32-220, HWH33-370, HWH52-370, HWH63-370, HWHC44-370, HWHC63-370: Components included: Concentric…

Brand: Lochinvar

SICCE 80N723-B Jolly Preset Heaters Instruction Manual

August 26, 2025

SICCE 80N723-B Jolly Preset Heaters IMPORTANT SAFETY INSTRUCTIONS WARNING - To guard against injury, basic safety precautions should be observed, including the following. READ AND FOLLOW ALL SAFETY INSTRUCTIONS. Authorized service facility for service or discard the appliance. CAUTION: If the…

Brand: SICCE

ULINE H-6517,H-6518 Electric Unit Heaters Installation Guide

August 20, 2025

ULINE H-6517,H-6518 Electric Unit Heaters TOOLS NEEDED HARDWARE NEEDED Enough 10 gauge (or thicker) insulated copper conductor wire (with ground) to run power from the breaker/fuse to the heater NOTE: Only use copper wire rated at least 167°F. Do not…

Brand: ULINE

ATLAS – A SERIES Air Heaters Instruction Manual

August 20, 2025

Instruction Manual AIR HEATERS DESIGNED FOR INSTALLATION IN POTENTIALLY EXPLOSIVE ATMOSPHERES SAFETY INSTRUCTIONS FOR THE USE OF THE ATLAS - A SERIES AIR HEATERS DESCRIPTION The ATLAS-A series air heaters are appliances designed for the heating of various types of…

Brand: Atlas

Ariston BLU1 R Electric Water Heaters User Manual

August 9, 2025

Ariston BLU1 R Electric Water Heaters GENERAL WARNINGS This manual is included in water heater delivery set. It should be kept alongside the appliance even if the latter is transferred to another user and/or moved to another location. Read this…

Brand: Ariston