Honeywell V4. 07. A 1. 03. 9 Valve 2. Plumbing Parts. Product Description. The V4. 07. 3A Valve has been designed to control the flow of water in domestic central heating systems, where both radiator and hot water cylinder circuits are pumped. It is typically suited for small to medium sized installations. The V4. 07. 3A Mid- position Diverter Valve should be used in conjunction with a room thermostat and cylinder thermostat to provide full temperature control of a conventional, fully pumped central heating installation. When used in this way, the control system is known as Sundial Y Plan and the components can be connected together using the Sundial Plan Wiring Centre which has dedicated terminations and there is no need for a wiring diagram.
V4073A incorporates a manual lever. Honeywell reserve the right at any time and without notice to change any product or information contained in this publication.
Honeywell's 5-2 day programmable thermostat works with low voltage heating and cooling systems. Save on your energy bill today!
An alternative method of wiring is to use the Honeywell 1. Junction Box (4. 20. Honeywell Sundial Plans Wiring Booklet. Product Features. Spring return action.
Three position operation. Powerhead replaceable without draining down. Manual lever for filling/draining down. Quiet operation, minimal power consumption. Provides electrical output to boiler and/or pump. Options 2. 2mm/2. Replacement motor/powerhead/ball and 'O' ring kit.
- Manual Lever for Filling & Draining. Honeywell V4073A 3 Port Motorised Valve Instruction Manual. £102.99. V4073A: Pack Size: 1.
- Buy Honeywell 22mm Mid Position Valve V4073A1039 online, with free local delivery at mkmbs.co.uk.
- Manual Lever on the side of the normally closed valves will hold valve open. V4073A Mid-position (Y Plan) Valve Operation Author: Honeywell.