How to mend ... Combi Hot Demand

my ariston euro combi when on demand for hot water jumps from high to low f?

my ariston euro combi goes from high to low flame when on hot water demand,can anyone help me?

combi boiler?

my halstead quattro gold boiler. is only sometimes sending hot water out. the flame doesnt seem to go higher o... [Read more]

you may need to do drawings before you answer this one ?

This one will put you to the test…….. I have came across an situation in a pub/restaurant where I have a ... [Read more]

How can I fix my Puma 100e combi boiler from constantly turning on and off?

I have monitored the running of the boiler for over 30 minutes and it fires up and stays on for 30 seconds the... [Read more]

Advice on possible reasons for Combi Boiler problem?

I have a Worcester Bosch 28si Junior Combi Boiler, (3 years old). No problems until very recently when having ... [Read more]

No hot water on Worcester 28CDi?

I have a Worcester 28CDi combi. The CH works fine but the DHW has a problem. When i open a hot tap the red lig... [Read more]

Worcester GreenStarHE Combi Boiler: No Hot Water from Taps?

We have a Worcester GreenStarHE Combi Boiler (4 years old). Today, out of the blue, hot water no longer comes ... [Read more]

potterton puma 100e combi keeps locking out ?

the central heating works fine until hot water is called for then when demand ends sometimes the boiler boils ... [Read more]

how to fix my vaillant turbomax plus 282/2e combi?

re: vaillant turbomax plus 282/2e combi boiler. Problem with c.h coming on when internal timer in 'off' and ro... [Read more]

worcester highflo 400 no heating?

my worcester highflo 400 combi gives me hot water but no central heating boiler fire for on demand water but n... [Read more]

how can i fix my worcester bosch 230 combi boiler?

The flame doesn't ignite when I create a demand by turning on the hot water or heating

how can i fix Baxi Bahama 100 Combi?

boiler will not ignite on demand for hot water or heat. all indicator light and pressure is satisfactory

Vaillant VCW GB 182E Combi Boiler?

The boiler provides hot water on demand but the central heating will not come on despite the boiler, thermosta... [Read more]

Baxi combi 105HE boiler fault on the heating side?

I have a Baxi 105HE combi boiler. When the hot water is in demand the boiler will run ok no matter how many t... [Read more]

Baxi 105HE Heating fault?

I have a Baxi 105HE combi boiler. When the hot water is in demand the boiler will run ok no matter how many t... [Read more]

no hot water on a baxi 80 combi boiler?

hi iv'e got no hot water the c/h works fine when you open the hot tap & put a demand on the boiler the pin isn... [Read more]

Potterton Puma 80e, Conastly on with no switches in on position?

MY combi bolier a Potterton 80e, ignites as when there is no demand for it. No hot water taps on, CH switch in... [Read more]

worcester bosch 240 combi?

when I demand hot water at the sink or shower, the radiaters get warm instead and little hot water comes thr... [Read more]

I can not get C/Heating on VCW GB 242 EH Vaillant Combi Boiler ?

I have just renewed the Divertor valve on my combi I have hot water while switch is in Summer mode, but when I... [Read more]

Worcester 350 Combi mains fuse blows?

The two amp mains fuse on the 350 combi board near the mains input connector has blown. Replacing same all ok ... [Read more]