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Lochinvar Manuals & User Guides

Lochinvar is a leading manufacturer of high-efficiency commercial and residential water heaters, boilers, pool heaters, and storage tanks.

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

About Lochinvar manuals on Manuals.plus

Lochinvar is a recognized leader in the water heating industry, delivering innovative and high-efficiency products for both residential and commercial sectors. The company specializes in manufacturing advanced boilers, water heaters, pool heaters, and storage tanks designed to deliver superior performance and energy savings.

With a commitment to quality and engineering excellence, Lochinvar supports its customers with robust parts availability and technical expertise. Their extensive product line includes the popular Armor, Crest, and Knight series, ensuring a solution for every heating need. Whether for a home renovation or a large-scale commercial project, Lochinvar provides dependable hot water solutions.

Lochinvar manuals

Latest manuals from manuals+ curated for this brand.

Lochinvar Correx Power Anode Systems User Guide

September 17, 2026
Lochinvar Correx Power Anode Systems Overview CORREX Power Anode Systems (EcoSword) provide impressed current corrosion protection by using a Correx potentiostat to apply a small DC voltage through the water…

Lochinvar POWER-FIN Copper Fin Gas-Fired Boiler Instruction Manual

July 29, 2026
Lochinvar POWER-FIN Copper Fin Gas-Fired Boiler Service Manual Overview This service manual provides hazard definitions, ceramic fiber handling guidance, commissioning/maintenance tasks, operation and interface descriptions for CONXUS models, and troubleshooting…

Lochinvar LSTHP 66 Storage Vessel Tank Installation Guide

May 11, 2026
Lochinvar LSTHP 66 Storage Vessel Tank IMPORTANT INFORMATION These instructions must be read and understood before installing, commissioning, operating, or maintaining the equipment. Read this manual carefull.y  Warning Read this…

Lochinvar LSTHP 330 Storage Vessel Tank Installation Guide

May 11, 2026
Lochinvar LSTHP 330 Storage Vessel Tank IMPORTANT INFORMATION These instructions must be read and understood before installing, commissioning, operating or maintaining the equipment. Read this manual carefully  Warning Read this…

Lochinvar TM-1 Series Tankless Water Heater User Manual

February 12, 2026
Lochinvar TM-1 Series Tankless Water Heater Specifications Product Type: Standard Condensing Residential Gas Water Heater Models: TM-160M-N, TM-180M-N, TM-199M-N, TM-160X3-N, TM-180X3-N, TM-199X3-N Fuel Type: Natural Gas Availability: M Models available…

6000 RealTime O2 Trim Condensing Boiler

Instruction Manual
1000, 2000, 3000, 4000, 5000, 6000, 6000 RealTime O2 Trim Condensing Boiler, 6000, RealTime O2 Trim Condensing Boiler, Trim Condensing Boiler, Condensing Boiler

60-350 Heat Pump Water Heater

Instruction Manual
60, 140, 200, 350, 60-350 Heat Pump Water Heater, 60-350, Heat Pump Water Heater, Pump Water Heater, Water Heater, Heater

CHV 0150 Water Heater

Instruction Manual
CHV 0150, CHV 1000, CHH 0150, CHH 1000, CHV 0150 Water Heater, CHV 0150, Water Heater

1000 - 6000 Real Time O2 Trim

Instruction Manual
1000, 2000, 3000, 4000, 5000, 6000, 1000 - 6000 Real Time O2 Trim, 1000 - 6000, Real Time O2 Trim, Time O2 Trim, O2 Trim, Trim

HCB-117 Herald Appliance

User Guide
HCB-117, HCB-190, HCB-237, HCB-295, HCB-117 Herald Appliance, HCB-117, Herald Appliance, Appliance

HCB Series Herald Floor Standing Condensing Boiler

User Manual
HCB117, HCB190, HCB235, HCB295, HCB Series Herald Floor Standing Condensing Boiler, HCB Series, Herald Floor Standing Condensing Boiler, Floor Standing Condensing Boiler, Standing Condensing Boiler, Condensing Boiler, Boiler

Lochinvar manuals from online retailers

Lochinvar FAN3030-FAN Exhaust Fan Instruction Manual

FAN3030-FAN • March 9, 2026
Instruction manual for the Lochinvar FAN3030-FAN exhaust fan kit, compatible with KBN080/105 and WB050-105 boiler models. Provides setup, operation, maintenance, and troubleshooting guidance.

Lochinvar support FAQ

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

  • How often should I service my Lochinvar boiler or water heater?

    Lochinvar recommends having your appliance serviced and inspected by a qualified service technician at least annually to ensure safe operation and optimal performance.

  • Where can I find the model and serial number?

    The model and serial number are located on the appliance rating plate. This information is required when calling for support or ordering parts.

  • Who should I contact for replacement parts?

    For replacement parts, you can contact the Lochinvar Parts and Service Department at 877-554-5544 or email parts_team@lochinvar.com.

  • What should I do if I smell gas near my water heater?

    Do not try to light any appliance or touch electrical switches. Immediately call your gas supplier from a neighbor's phone. If you cannot reach them, call the fire department.