📘 Fluidmaster manuals • Free online PDFs

Fluidmaster Manuals & User Guides

Fluidmaster is the #1 toilet repair brand worldwide, manufacturing high-performance fill valves, flush valves, flappers, and installation kits for residential and commercial plumbing.

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

Fluidmaster Support

Official site: https://www.fluidmaster.com/
General support: https://www.fluidmaster.com/support/
Warranty & registration: Warranty info
Support phone: 1-800-631-2011 — Monday – Friday, 5:30 AM - 5:00 PM PST
Contact form: Contact manufacturer support

Fluidmaster manuals

Latest manuals from manuals+ curated for this brand.

Fluidmaster PRO1000A-037 Universal Side Entry Cistern with Link and Seat User Manual

October 10, 2023

Fluidmaster PRO1000A-037 Universal Side Entry Cistern with Link and Seat Product Information The PRO1000A-037 is a universal side-entry cistern with a link and seat. It is equipped with Fluidmaster technology,…

Fluidmaster PRO1000A-037 PRO Series Universal Side Entry Installation Guide

October 10, 2023

Fluidmaster PRO1000A-037 PRO Series Universal Side Entry Product Information The PRO1000A-037 PRO SERIES UNIVERSAL SIDE-ENTRY CISTERN with LINK & SEAT is a cistern tank designed for installation in a bathroom.…

Fluidmaster K-400H-040 PerforMAX Fill Valve and 3 Inch Flapper Installation Guide

January 19, 2023

Fluidmaster K-400H-040 PerforMAX Fill Valve and 3 Inch Flappe PARTS OVERVIEW PERFORMAX® FILL VALVE TOOLS NEEDED 5403 UNIVERSAL ADJUSTABLE 3” FLAPPER MOUNTING STEP 01:PREPARE TANK SEE INSTRUCTION VIDEO ON WEBSITE…

Fluidmaster K-400H-039 PerforMAX Fill Valve And 2 Inch Flapper Installation Guide

January 10, 2023

Fluidmaster K-400H-039 PerforMAX Fill Valve And 2 Inch Flapper PARTS OVERVIEW PREPARE TANK STEP 1: A: TURN OFF WATER B: DRAIN WATER Flush toilet to drain most of the water…

Fluidmaster K-400H-038 3 Inch Toilet Tank Repair Kit Installation Guide

April 9, 2022

Fluidmaster K-400H-038 3 Inch Toilet Tank Repair Kit PARTS OVERVIEW STEP 1: PREPARE TANK SEE INSTRUCTION VIDEO ON WEBSITE FOR REFERENCE. A: TURN OFF WATER B: DRAIN WATER Flush toilet…

Fluidmaster K-7530-5000 Toilet Install Kit Installation Guide

March 18, 2022

K-7530-5000 Toilet Install Kit Installation GuideHOW-TO VIDEO VISIT: FLUIDMASTER.COM K-7530-5000 PRODUCT PAGE GETTING STARTED PARTS OVERVIEW TOOLS NEEDED CLICK SEAL® CONNECTOR 20” Toilet Connector STEP 1: REMOVE OLD TOILET A:…

Fluidmaster Model 540: Single Flush Valve Instruction Manual

January 9, 2022

The Fluidmaster Model 540 Single Flush Valve is a reliable and efficient plumbing product that ensures proper flushing of your toilet. This product comes with a detailed instruction manual that…

Fluidmaster K-400H-5002 PerforMax Fill Valve and Seal Kit Installation Guide

November 13, 2021

QUICK Install Guide K-400H-5002 PerforMAX® FILL VALVE & SEAL KIT + GREEN TOILET TOOLTM HOW-TO VIDEO VISIT: FLUIDMASTER.COM K-400H-5002 PRODUCT PAGE *See back page for important product warnings and warranty…

Fluidmaster K-400A-023 Mansfield Toilet Fill Valve and Flush Valve Seal Repair Kit Installation Guide

October 28, 2021

QUICK Install Guide K-400A-023 MANSFIELD ® REPAIR KIT*See back page for important legal information. HOW-TO VIDEO VISIT: FLUIDMASTER.COM K-400A-023 PRODUCT PAGE INSTALL WITH CONFIDENCE GETTING STARTED PARTS OVERVIEW TOOLS NEEDED…

Fluidmaster 400H-002 Performax Universal Toilet Fill Valve Installation Guide

October 28, 2021

QUICK Install Guide 400H PerforMAX ® FILL VALVE *See page 23 for important legal information. Français - Page 16 HOW-TO VIDEO VISIT: FLUIDMASTER.COM 400H PRODUCT PAGE INSTALL WITH CONFIDENCE GETTING…

Fluidmaster Toilet Tank Installation Guide and Warnings

installation guide

Comprehensive guide for installing Fluidmaster toilet tank components, including step-by-step instructions, important warnings about chemical cleaners, and warranty information.

Fluidmaster K-400A-023 Mansfield Repair Kit Quick Install Guide

Quick Start Guide

This quick installation guide provides clear, step-by-step instructions for fitting the Fluidmaster K-400A-023 Mansfield Repair Kit. It is designed to help users efficiently replace toilet tank components, ensuring optimal performance…

Fluidmaster 703A5B Fill Valve Replacement Guide

Installation Guide

Comprehensive guide to replacing the Fluidmaster 703A5B fill valve. Includes step-by-step instructions for removal, seal replacement, and debris flushing, with detailed descriptions of diagrams for clear understanding.

Fluidmaster 513A-016 Adjustable Toilet Flapper Installation Guide

Installation Guide

Install the Fluidmaster 513A-016 adjustable toilet flapper for Kohler Cimmaron toilets. This guide provides step-by-step instructions, compatibility settings, and optimization tips.

Fluidmaster 830 Dual Flush Valve Installation Instructions

installation guide

Step-by-step guide for installing the Fluidmaster 830 Dual Flush Valve, including button adjustment, water level settings, and important warnings about toilet bowl cleaners.

Fluidmaster DUO FLUSH™ System Installation Guide

installation guide

Comprehensive installation guide for the Fluidmaster DUO FLUSH™ System, including parts overview, step-by-step instructions for installing the DUO FLUSH™ Valve, PerforMAX™ Fill Valve, Dual Action Handle, and troubleshooting tips.

Fluidmaster 683 Toilet Tank Lever Installation Guide

installation guide

Step-by-step instructions for installing the Fluidmaster 683 toilet tank lever. Includes important warnings and warranty information.

Fluidmaster K-400H-5002 PerforMAX Fill Valve & Seal Kit Quick Install Guide

Quick Install Guide

A comprehensive quick install guide for the Fluidmaster K-400H-5002 PerforMAX Fill Valve & Seal Kit, including step-by-step instructions, troubleshooting tips, and compatibility information for Kohler and American Standard toilets.

Fluidmaster 400H PerforMAX Fill Valve Quick Install Guide

Quick Start Guide

Step-by-step instructions for installing and troubleshooting the Fluidmaster 400H PerforMAX toilet fill valve. Includes parts overview, tools needed, and warranty information.

Fluidmaster K-400H-021 'The Everything' Toilet Tank Repair Kit Installation Guide

Installation Guide

Comprehensive installation guide for the Fluidmaster K-400H-021 'The Everything' Toilet Tank Repair Kit. Learn how to replace your flush valve, fill valve, and other components for optimal toilet performance. Includes…

Fluidmaster BRIDGEPORT Universal Cistern 1000A-039 Quick Installation Guide

installation guide

This guide provides step-by-step instructions for installing the Fluidmaster BRIDGEPORT Universal Cistern with Link & Seat (Model 1000A-039), including parts overview, flush volume conversion, installation procedures, troubleshooting, and warranty information.

Fluidmaster DUO FLUSH™ Dual Flush Valve Installation Guide

Installation Guide

Comprehensive installation and troubleshooting guide for the Fluidmaster DUO FLUSH™ Dual Flush Valve, Handle, and Adapter. Learn how to upgrade your toilet for water savings.

Fluidmaster manuals from online retailers

Fluidmaster B4T09U Universal Braided Flexible Toilet Connector Instruction Manual

B4T09U • November 4, 2025

Comprehensive instruction manual for the Fluidmaster B4T09U Universal Braided Flexible Toilet Connector, covering installation, maintenance, troubleshooting, and specifications.

Fluidmaster B4F20U 20-Inch No-Burst Faucet Connector Instruction Manual

B4F20U • November 2, 2025

Official instruction manual for the Fluidmaster B4F20U 20-inch No-Burst Faucet Connector, covering installation, usage, maintenance, and specifications.

Fluidmaster B4F12U Faucet Connector with Size Adaptors - 12-Inch Braided Stainless Steel Installation Manual

B4F12U • November 2, 2025

This manual provides detailed instructions for the installation, maintenance, and troubleshooting of the Fluidmaster B4F12U Faucet Connector. Learn how to properly connect your faucet to various water supply…

Fluidmaster 400ACN3P5 Toilet Fill Valve Instruction Manual

400ACN3P5 • November 2, 2025

Comprehensive instruction manual for the Fluidmaster 400ACN3P5 Toilet Fill Valve, covering installation, operation, maintenance, troubleshooting, and specifications.

Fluidmaster 400ARHRKP10 PerforMAX Universal High Performance All in One Repair Kit User Manual

400ARHRKP10 • September 14, 2025

Instruction manual for the Fluidmaster 400ARHRKP10 PerforMAX Universal High Performance All in One Toilet Repair Kit, covering installation, operation, maintenance, and troubleshooting.

FluidMaster 747 Floating Fill Valve Instruction Manual

747E-036-P20 • September 11, 2025

Comprehensive instruction manual for the FluidMaster 747 Floating Fill Valve, covering installation, operation, maintenance, troubleshooting, and specifications for concealed cisterns.

Fluidmaster 5401GBP4 3-inch Toilet Flapper User Manual

5401GBP4 • August 25, 2025

Comprehensive user manual for the Fluidmaster 5401GBP4 3-inch Toilet Flapper, including installation, operation, maintenance, and troubleshooting.

Fluidmaster 703AP4 Specialty Toilet Fill Valve for Glacier Bay and Niagara Conservation Flapperless Toilets User Manual

703AP4 • August 21, 2025

Official user manual for the Fluidmaster 703AP4 Specialty Toilet Fill Valve. Learn how to install, operate, maintain, and troubleshoot your Fluidmaster fill valve for Glacier Bay and Niagara…

Fluidmaster 400H-002 Performax Universal Toilet Fill Valve High Performance Tank and Bowl Water Control, 1-Pack, Multicolor User Manual

400H-002-P10 • August 1, 2025

Fluidmaster 400H-002 Performax Universal Toilet Fill Valve High Performance Tank and Bowl Water Control, 1-Pack, Multicolor

Fluidmaster K-507A-008 Universal 2-Inch Adjustable Toilet Flush Valve Repair Kit with Toilet Tool Multicolor

K-507A-008-P10 • July 8, 2025

The Fluidmaster K-507A-008 Universal 2-Inch Adjustable Toilet Flush Valve Repair Kit is designed to fix leaky tanks and restore flush performance in most 2-inch flush valve toilets. This…

Fluidmaster 5403 3-Inch Water Saving Long Life Toilet Flapper Instruction Manual

5403P4 • June 28, 2025

Comprehensive instruction manual for the Fluidmaster 5403 3-Inch Universal Water Saving Long Life Toilet Flapper, including installation, operation, maintenance, troubleshooting, and specifications.