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Tekmar Manuals & User Guides

Tekmar Control Systems, a Watts brand, manufactures advanced HVAC controls for hydronic heating, zoning, and snow melting applications.

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

About Tekmar manuals on Manuals.plus

Tekmar Control Systems is a recognized leader in the design and manufacture of hydronic heating and cooling control solutions. Now a brand under Watts Water Technologies, Tekmar specializes in maximizing the efficiency and comfort of water-based systems.

Their product portfolio includes energy-saving thermostats, outdoor reset controls, zoning systems, and snow melting controls. Tekmar is well-known for its proprietary tekmarNet communication protocol, which allows various system components to communicate intelligently, optimizing boiler and pump operation for residential and commercial buildings.

Tekmar manuals

tusi lesona fou mai manuals+ fa'atulagaina mo lenei ituaiga.

tekmar IOM-T-291 Smart Heat Pump Control Instruction Manual

tekmar IOM-T-291 Smart Heat Pump Control Instruction Manual

Iuni 17, 2026
tekmar IOM-T-291 Smart Heat Pump Control Specifications Model: Smart Heat Pump Control 291 (IOM-T-291) Operating Temperature: 32-104°F (0-40°C) Humidity: 90% RH up to 104°F (40°C), non-condensing Mounting Height: Approximately 5…
tekmar Wireless Mesh Network Installation Guide

tekmar Wireless Mesh Network Installation Guide

Me 19, 2026
tekmar Wireless Mesh Network Warning Please read carefully before proceeding with installation. Your failure to follow any attached instructions or operating parameters may lead to the product’s failure. Keep this…
tekmar IOM-T-043 Wireless Mesh Outdoor Sensor User Manual

tekmar IOM-T-043 Wireless Mesh Outdoor Sensor User Manual

Aperila 24, 2026
tekmar IOM-T-043 Wireless Mesh Outdoor Sensor Specifications Model: IOM-T-043 Product Name: Wireless Mesh Outdoor Sensor 043 Function: Provides outdoor temperature measurement for mesh-compatible boiler controls. Compatibility: Compatible with FPO (Further…
tekmar 291EXP Expansion Smart Heat Pump Instruction Manual

tekmar 291EXP Expansion Smart Heat Pump Instruction Manual

Novema 24, 2025
IOM-T-291EXP Installation, Operation and Maintenance Manual Smart Heat Pump Expansion 291EXP WARNING Please read carefully before proceeding with installation. Your failure to follow any attached instructions or operating parameters may…
tekmar 401 Fale Pulea Tagata Ta'iala

tekmar 401 Fale Pulea Tagata Ta'iala

Setema 28, 2025
tekmar 401 House Control Specifications Model: TG-T-401 HouseControl Product Number: 2517 Functionality: House Control with Sensor Testing Features: Boiler Control, Zone Pump Control, Sensor Resistance vs Temperature Safety: Care should…
tekmar 402 Fale Pulea Tagata Ta'iala

tekmar 402 Fale Pulea Tagata Ta'iala

Setema 5, 2025
tekmar 402 House Control Specifications Model: TG-T-402 HouseControl Type: Sensor Testing System Control: 402 House Control Output: Variable Speed Mixing Additional Features: Floating Action Mixing, Analog Mixing Manufacturer: TG-T-402 HouseControl…
tekmar 402 Net Systems User Guide

tekmar 402 Net Systems User Guide

Setema 5, 2025
tekmar 402 Net Systems Specifications Product Name: tekmarNet (tNt) Model: TG-T-TekmarNet Compatibility: tN4 Network Troubleshooting Guide Follow the below steps for troubleshooting tekmarNet Systems: Check for errors at Device b:XX,…
TekmarNet 2 Thermostat 529 User Manual

TekmarNet 2 Thermostat 529 User Manual

tusi lesona
User manual for the TekmarNet 2 Thermostat 529. Learn how to adjust temperature settings, configure floor temperature, change display units, and understand system symbols for this HVAC control unit.
Smart Steam Control 289 Application Brochure

Smart Steam Control 289 Application Brochure

polosiua
Technical application brochure for the tekmar Smart Steam Control 289, detailing system configurations for one-pipe and two-pipe steam heating systems, electrical wiring, and product specifications.
tekmarNet®2 Thermostat 527 User Manual

tekmarNet®2 Thermostat 527 User Manual

tusi lesona
User manual for the tekmarNet®2 Thermostat 527. Learn how to adjust temperature settings, configure the backlight, understand display symbols, and troubleshoot common issues.

Tekmar manuals from online retailers

Tekmar 519 Radiant Thermostat Instruction Manual

Tekmar 519 Radiant Thermostat Instruction Manual

519 • February 2, 2026
Comprehensive instruction manual for the Tekmar 519 Non-Programmable Radiant Thermostat, covering installation, operation, maintenance, troubleshooting, and specifications for one-stage heat and slab sensor.
Tekmar 150 One Stage Setpoint Control User Manual

Tekmar 150 One Stage Setpoint Control User Manual

150 • Novema 27, 2025
Comprehensive instruction manual for the Tekmar 150 One Stage Setpoint Control, covering installation, operation, specifications, and safety guidelines for maintaining set temperatures in heating or cooling systems.
Tekmar Outdoor Boiler Reset Control 261 User Manual

Tekmar Outdoor Boiler Reset Control 261 User Manual

261 • Novema 24, 2025
Comprehensive user manual for the Tekmar Outdoor Boiler Reset Control 261, detailing features, installation, operation, maintenance, troubleshooting, and specifications for efficient heating system management.

Tekmar questions and answers

Product questions, troubleshooting answers, and setup help related to this topic.

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Tekmar support FAQ

Fesili masani e uiga i tusi lesona, resitalaina, ma lagolago mo lenei ituaiga.

  • How do I contact Tekmar technical support?

    You can reach Tekmar technical support by calling 1-800-438-3903 or by visiting the support page on the Watts webnofoaga.

  • What is tekmarNet?

    tekmarNet is a proprietary communication protocol used by Tekmar controls and thermostats to communicate with each other, allowing for coordinated system operation and improved energy efficiency.

  • Where can I find replacement manuals for older Tekmar products?

    Current and legacy manuals are typically available on the Watts/Tekmar web'upega tafaʻilagi pe mafai ona maua i la matou faʻamaumauga o loʻo i lalo.