How to mend ... Duval Hot Water

no heating or hot water?

my thema classic has no hot water or heating, it is at correct pressure and the fan kicks in when tap is opene... [Read more]

Failing hot water on a Saunier Duval F30E Themaclassic combi?

I have a 4 yr old Saunier F30E standard combi running on natural gas and the hot water is failing dismally. Ho... [Read more]

have got heating but no hot water on saunier duval 30e?

Any one have any idea how to repair heating is working but pilot not igniting when hot tap turned on

Saunier Duval Thelia 623 boiler / shower issue?

Saunier Duval Thelia 623 combi boiler The weathers nice at the mo so the cental heating has been off the l... [Read more]

Saunier Duval Codens F30 heat exchanger?

My Saunier Duval Codens F30 is always depressurising and also, when it works for sometime, it shows a fault co... [Read more]

no central heating but hot water working fine?

hi i have a saunier duval 30 e combi boiler.my hot water is fine but my central heating isnt working .there is... [Read more]

Saunier Duval Boiler - SD30e cutting out?

Hi, I have an SD30e combi boiler (exactly the same as a Glow-worm compact) and recently a diaphragm had to be ... [Read more]

saunier duval Thelia 23e 12 yrs old?

Hot water runs for approx 15 sec's before running cold for about 5 sec's and then repeats hot and cold. When ... [Read more]

limited hot water?

Hi i have a saunier duval thema condens f30e, the problem is with the hot water it works for 10 seconds or so ... [Read more]

Saunier Duval Thelia 623 boiler?

I have just noticed that there is very low pressure in my hot water taps. I have checked the boiler and the pr... [Read more]

how can i fix my saunier duval thelia 623 combi?

I only get hot water when the heating is on

Domestic Hot Water is not hot enough on Saunier Duval F28 condersor boiler?

Saunier duval F28 Boiler - Water initially comes out really hot them goes cooler. Can anyone suggest what is ... [Read more]

Saunier Duval Thema F 23 E hot water not working?

Saunier Duval Thema F 23 E needs attention because the hot water is not hot. It was suggested that it needs d... [Read more]

my saunier duval 30e system wont heat the radiators?

the boiler was left switched off while the property has been vacant, i have new tenants moving in and have tri... [Read more]

When heat in thermostate put two on , heating comes on for a while?

When heat in thermostate put two on , heating comes on for a while and when heatings on no hot water but pilot... [Read more]

Saunier Duval SD623: Flame goes off and on when boiler is on high setting?

For the past few months the boiler flame goes off and then on repeatedly when boiler is on high stting (when h... [Read more]

What has stopped my combi boiler working suddenly?

My Saunier Duval combi boiler (sorry no model no.) has suddenly stopped working. Before, a green light would ... [Read more]

thelia 23 boiler. No hot water upstairs when heating is on?

I have a Saunier Duval combi boiler, Thelia 23. Hot water works fine upstairs and down when the heating isn't... [Read more]

hi my Saunier Duval boiler leaking from inside also?

boiler leaking from inside also when hot water tap on few readitors getting warm anyone know why thanks

h6w can i fix my saunier duval f23e boiler?

radiators keep getting hot when the hot water is in use even though heating is switched off at the main switch... [Read more]