GROHE 99.1638.031 Faucet Installation Guide and Specifications

Product Overview

This document details the installation of the GROHE 99.1638.031 faucet. The faucet is a single-lever basin mixer with a modern, angular design.

Safety and Standards

Installation must comply with DIN 1988 and DIN EN 806 standards.

Operating Limits:

Pressure: 0.5 - 10 bar
Temperature: Max. 70°C

General warnings: [electrical hazard warning], [packaging disposal warning].

Required Tools and Parts

Tools: 46mm wrench, standard plumbing tools.

Parts: Flexible hoses (13mm, 19mm, 22mm), waste fitting components, mounting hardware.

Installation Guide

Step 1: Prepare and Connect Hoses

Clean the sink surface. Connect flexible supply hoses to the faucet body. Ensure the aerator is correctly seated.

Step 2: Mount Faucet Body

Insert faucet through sink hole. From below, place sealing ring and mounting bracket onto faucet shanks.

Step 3: Secure Faucet

Tighten the mounting nut from underneath using the 46mm wrench. Ensure the faucet is firm and aligned.

Step 4: Assemble Waste Fitting

Assemble pop-up waste fitting components (body, seals, nut).

Step 5: Install Waste Fitting

Insert assembled waste fitting into sink drain. From below, attach waste pipe and secure with nut and seal.

Step 6: Connect Water Supply

Connect flexible hoses to hot and cold water supply valves. Ensure all connections are tight.

Usage and Maintenance

Operate the faucet lever for water flow and temperature control. Confirm [leak-free operation] after installation. The faucet is designed for efficient water usage. ?

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