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central heating won't turn off
I have a Gloworm Flexicom 18hx boiler, Drayton T721R Programmer, a Drayton MAI/679-3 3 PORT VALVE and a Drayton RTS2 thermostat and a Drayton cylinder stat. The programmer, 3port valve and both thermostats are all new. The hot water system is behaving correctly, switching off with the...- macwales
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- 3 port valve problems central heating central heating not turning off
- Replies: 51
- Forum: Plumbing and Central Heating
