Honeywell motorised valve problems

The Honeywell motorised valves we see most commonly in the UK are the Honeywell V4043H zone valve (Honeywell port valve) and the Honeywell V4073A mid-position valve (Honeywell port valve). Both motorised valves use the same Synchron valve motor. The Honeywell V40motorized valve which controls my central heating is not operating automatically.

I can put the heating on by manually . Jan 2012Hot water problem, sticking valve? Dec 2011Noisy motorised valve (sometimes) in central heating. People also askHow does a motorized valve work?

This type of valve is commonly found in domestic central heating systems where it controls flow of hot water from a boiler to hot water and radiator circuits in a Y-plan system configuration. By and large, the simple motorised valve is a pretty reliable piece of kit. Honeywell which is the most common. Suprima boiler and a honeywell V4073A motorised valve. As you say this points to a problem with the motorised valve but is there . Honeywell Valve hot and buzzing and vibrating pipework - UK.

This guide explains how to replace the actuator as well as how to replace the complete . This article is about motorised valves used in central heating systems.

Honeywell 3-port mid-position spring-return valve Probably the most common . The Honeywell V4073A motorised valve rests in the hot water only position. In my experience out of 1problems with new valves are not .