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Main Combi 24 he timer help
Hi I have a main combi 24 he boiler. Yesterday I fitted a Salis rt310rf room stat to replace an old Drayton none digital one. When I had the front cover off the boiler I noticed the back of the grasslin mechanical timer is pretty warm (even when heating is not running). So I replaced it with a...- Elcroones
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- digital timer main combi 24 he mechanical timer timer
- Replies: 0
- Forum: Plumbing and Central Heating