Honeywell zone valve manual operation

 · A thermostat mounted in each desired location controls a specific Honeywell zone valve. When the thermostat calls for heat, the zone valves opens and turns on the water circulating pump to allow water flow to the area. At the same time, the zone valve sends a . Do not grip the valve head while making and tightening up plumbing connections. Attach a spanner (32mm or 11/ 4" AF) onto the valve body at each port, whilst tightening up the nuts. Tighten compression nuts enough to make a watertight seal. TAKE CARE NOT TO OVERTIGHTEN. Plumbing VH Motorised Zone Valve Application. Among zone valves are models that are NO - Normally-Open, and use a current to close the valve NC - Normally-closed, and use a signal to open the valve and the WR type zone valve that uses current both to open and to close the valve.

Do not grip the valve head while making and tightening up plumbing connections. Attach a spanner (32mm or 11/ 4" AF) onto the valve body at each port, whilst tightening up the nuts. Tighten compression nuts enough to make a watertight seal. TAKE CARE NOT TO OVERTIGHTEN. Plumbing VH Motorised Zone Valve Application. Among zone valves are models that are NO - Normally-Open, and use a current to close the valve NC - Normally-closed, and use a signal to open the valve and the WR type zone valve that uses current both to open and to close the valve. The manual opener moves the ball away from the seat allowing the valve to be installed without disassembly. Manual operation on power failure. Easy servicing because the entire powerhead assembly can be replaced without removing the valve body from the line.

Design. VC zone valves consist of: • 2-way valve housing with BSPP internal threads. • Control ball assembly. • Actuator assembly with cable. Materials. heads in Honeywell diverting and straight through motorised valves. installation MUST conform to I.E.E. Regulations and with The. Apr When manually opening a Honeywell zone valve with end switch, the circulator does not run; this is what I expected. When I manually opened.