3 PORT DIVERTER VALVE WIRING DIAGRAM
Wiring Diagrams - Honeywell Home Heating Controls
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Central Heating Electrical Wiring - Part 3 - Y Plan - YouTube
Click to view on Bing20:50Electrical wiring for central heating systems. Part 3 in the series looks at Y plan wiring, a system which uses a single 3 port valve. This has one inlet and two outlets, one for hot water, theAuthor: John WardViews: 160K
How does the Honeywell 3 port valve V4073A operate?
The Honeywell 3 port valve, V4073A is a mid position valve used on central heating and hot water systems to enable independent control of the heating and hot water. The default position of the valve, with no electric supply to any of the control wires, is to close port A and fully open port B.
W Plan central heating system
This scheme uses a 3 port diverter valve, which has only 2 settings - heating only or hot water only. Due to the significant inconvenience of only having one or the other, this system is not common. Wiring Diagram. The valve is in position A by default, which is for hot water. The valve moves to
Motorised Valve - 3 Port Diverter | Drayton Controls
Motorised Valve - 3 Port Diverter. The Drayton 3 port diverters are available in 22mm and 28mm. All models feature "snap-on" actuators and have industry-standard wiring and dimensions.
INSTALLATION INSTRUCTIONS V4073A Motorised Mid-Position
PDF filea Wiring diagram shows connections to a programmer with separate control of heating and hot water. approximately 12” from valve port B, it should get hot. 3 Confirm correct heating functions as follows: a Turn cylinder thermostat to minimum or switch off at programmer.