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No HW but CH OK on a Gas Rayburn
Johnmdc Tried that one first.........no go, unfortunately. Will keep you posted.- ppdave
- Post #7
- Forum: Plumbing and Central Heating
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No HW but CH OK on a Gas Rayburn
Thank you all for your replies. Johnmdc:- I do have experience with multimeter and am about to check the unvented HW cylinder thermostat (Codice 542794) oilhead:- This has been running fine since installation in 2012 I will post results when available.- ppdave
- Post #5
- Forum: Plumbing and Central Heating
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No HW but CH OK on a Gas Rayburn
Gas Rayburn 480AL, Honeywell V4073A 3 port zone valve, Drayton LP241 programmer. Switching on CH alone at the programmer :boiler burner ignites and CH operated normally. Switching on HW alone: burner does not light. When CH is switched on and running normally, switching on HW cuts off the...- ppdave
- Thread
- Replies: 6
- Forum: Plumbing and Central Heating
