📘 Watts manuals • Free online PDFs

Watts Manuals & User Guides

Watts is a global leader in water technologies, manufacturing products for flow control, water quality, and fluid regulation in residential and commercial settings.

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

Watts Support

Official site: https://www.watts.com/
General support: https://www.watts.com/support
Warranty & registration: Warranty info
Support phone: +1-978-689-6066
Contact form: Contact manufacturer support

Watts manuals

Selected manuals from manuals+ curated for this brand.

Featured manuals are a limited selection. Search for more manuals.

WATTS LF860 Lead Free Reduced Pressure Zone Instruction Manual

April 3, 2025

LF860 Lead Free Reduced Pressure Zone Product Information Specifications: Model: Series LF860 Large and LF866 Features: Flood sensor with notification, backflow preventer Recommended Supply Pressure: At least 20 psi (133…

WATTS 170 WiFi Setpoint Control Installation Guide

April 2, 2025

WATTS 170 WiFi Setpoint Control Product Information Specifications Model: Wi-Fi Setpoint Control 170 Part Number: IOM-T-170 Installation, Operation, and Maintenance Manual included Compatible with specified systems WARNING Please read carefully…

WATTS LF860 Cellular Flood Sensor Retrofit Connection Installation Guide

March 28, 2025

Installation Instructions IS-F-RFK-FS-860/880-Cellular Cellular Flood Sensor Retrofit Connection Kit Series LF860 Large, LF866, LF880V, LF886V 2 1⁄2" – 10" LF860 Cellular Flood Sensor Retrofit Connection WARNING! You are required to…

WATTS IS-F-FS-BMS FEBCO Flood Sensor Connection Kit Instruction Manual

March 28, 2025

WATTS IS-F-FS-BMS FEBCO Flood Sensor Connection Kit Warning Read this Manual BEFORE using this equipment. Failure to read and follow all safety and use information can result in death, serious…

WATTS IOM-WQ-PWDM Water Softening and Filtration System Instruction Manual

March 28, 2025

IOM-WQ-PWDM Water Softening and Filtration System Product Information Specifications MODEL NO. ORDERING CODE CAPACITY PIPE SIZE (MAX.) (IN.) MINERAL TANK RESIN FT3 GAC FT3 BRINE TANK FLOW RATE & PRESSURE…

WATTS IS-RFK-FS-ReliefValve-BM Flood Sensor Retrofit Connection Kit Installation Guide

March 27, 2025

IS-RFK-FS-ReliefValve-BMS Installation Instructions BMS Flood Sensor Retrofit Connection Kit For Relief Valve Discharge Line ¾" – 2 ½" IS-RFK-FS-ReliefValve-BM Flood Sensor Retrofit Connection Kit WARNING Read this Manual BEFORE using…

watts IS-F-RFK-FS-825-BMS Flood Sensor Retrofit Connection Kit Installation Guide

March 27, 2025

watts IS-F-RFK-FS-825-BMS Flood Sensor Retrofit Connection Kit Specifications Product Name: BMS Flood Sensor Retrofit Connection Kit Model Number: IS-F-RFK-FS-825-BMS Power Adapter: 24V DC Activation Module Cable Length: 8' Product Usage…

watts IS-F-RFK-FS-860S-BMS Flood Sensor Retrofit Connection Kit Installation Guide

March 27, 2025

watts IS-F-RFK-FS-860S-BMS Flood Sensor Retrofit Connection Kit Product Information Product Name: BMS Flood Sensor Retrofit Connection Kit Model: IS-F-RFK-FS-860S-BMS Description: The BMS Flood Sensor Retrofit Connection Kit is designed to…

WATTS PWSCAB Series Residential Cabinet Water Softener Instruction Manual

March 26, 2025

WATTS PWSCAB Series Residential Cabinet Water Softener Product Information Model: PWSCAB Series Residential Cabinet Water Softener Ordering Model No. Code: PWSCAB45K 7101109 Capacity: 45,000 grains Mineral Tank Size: 12" x 35"…

WATTS IOM-T-564 tekmar Invita WiFi Thermostat Instruction Manual

March 14, 2025

IOM-T-564 tekmar Invita WiFi Thermostat Product Information Specifications: Product Name: HVAC Interface Module Wall Plate Installation, Operation, and Maintenance Manual Compatible with various HVAC systems Product Usage Instructions Important Safety…

Watts LockSMITH Commercial Softeners: Unlock Controller Simplicity

brochure

Discover the advanced, user-friendly LockSMITH controllers for Watts commercial water softeners. Streamline operation and maintenance with features like customizable programming, automatic alerts, and progressive flow capability. Learn about the LockSMITH…

Watts LFF113FP Wireless Smart Flood Protection Shut Down Valve with SentryPlus Alert Technology

Datasheet

Detailed information on the Watts LFF113FP Wireless Smart Flood Protection Shut Down Valve, including its features, materials, operation, specifications, and flow data. This valve is designed to automatically shut off…

WFC-03 6Z HC 230 24V TH & WFC-03 6Z EXT 230 24V TH Installation and Operating Instructions

Installation and Operating Instructions

Installation and operating instructions for the WATTS Vision® System wired connection modules WFC-03 6Z HC 230 24V TH and WFC-03 6Z EXT 230 24V TH, designed for underfloor heating and…

Installation, Operation, and Maintenance Manual for Watts LFM115-74/LFM6115-74 Pressure Reducing Control Valves

manual

Comprehensive guide for the installation, operation, maintenance, and troubleshooting of Watts LFM115-74 and LFM6115-74 Pressure Reducing Control Valves with Low Flow By-Pass. Includes detailed instructions, diagrams, and maintenance schedules.

SunStat ConnectPlus Installation and Operation Manual

manual

This manual provides detailed instructions for the installation and operation of the SunStat ConnectPlus Wi-Fi thermostat, including features, specifications, wiring diagrams, troubleshooting, and warranty information.

Watts Repair Kits and Service Parts Price List

Price List

This price list from Watts details repair kits and service parts for various Watts products, excluding backflow preventers. It includes product dating codes, warranty information, and a comprehensive catalog of…

Watts N55B-M1 and LFN55B-M1 Water Pressure Reducing Valve Installation and Maintenance

manual

Detailed installation, maintenance, and troubleshooting guide for Watts N55B-M1 and LFN55B-M1 Water Pressure Reducing Valves, including diagrams and warranty information.

Watts WBS/SDDF User Manual: Installation, Operation, and Maintenance

manual

Comprehensive user manual for Watts WBS and SDDF series dirt separators and air vents. Covers installation, intended use, technical specifications, safety precautions, maintenance, troubleshooting, and warranty information.

Watts Vision RF Thermostats and Control Systems FAQ

FAQ

Frequently asked questions about Watts Vision RF thermostats, central units, receivers, and other components, covering installation, configuration, and functionality.

AquaLock Mini Series Fittings Installation and Usage Guide

Instruction Manual

Comprehensive instructions for installing and using AquaLock Mini Series fittings, including connection and disconnection procedures, material precautions, and warranty information.

Watts Vision Wireless Controller Quick Installation Guide

quick start guide

Quick installation guide for Watts Vision Wireless controllers (WFC-03 HC RF series) for 6 or 10 zones, heat and cool applications, with 24 or 230Vac power options. Includes safety warnings,…

OneFlow Ge-Mini Compact Anti-Scale System Installation and Operation Manual

Installation manual

Installation and operation manual for the Watts OneFlow Ge-Mini compact anti-scale system. This manual provides detailed instructions on installation, maintenance, and troubleshooting for the OneFlow Ge-Mini system, which prevents scale…