How to mend ... Hot Water Only

Isar HE 35 again problem?

Hi Last winter (thankd to this forum) I did replace diverter valve, temp gauge and water pump and spring come... [Read more]

Boiler sometimes doesn't fire up have to flick reset switch main 30he?

Have to set stat to call for heating to get hot water to fire up burner

baxi potterton ep 2000. Can't find pressure gauge. ?

Hi there. We have a baxi potterton ep2000 boiler. The problem is our hot water tap in the kitchen runs so slo... [Read more]

LAM8300 dishwasher water does not get hot?

My LAM8300 dishwasher works fine apart from now the water does not get hot. This has happened recently. Do I n... [Read more]

lhow to fix Vaillant ect tec pro f75 fault?

My vaillant ecotec pro 28 He combo Ng has come up with a F75 fault.I can reset it and everything's fine until... [Read more]

no hot warer?

My bosch 2460 is not heating thd water

I have a vokera boiler I can only get hot water when heating is on ?

Any ideas what it could be I have been told it may be a problem with the pressure control valve ?

Vokera Combi Boiler?

We have hot water, but no heating. The boiler has 3 green lights. It says purge cycle, we phoned Vokera and ... [Read more]

Aqualisa A2 pump (grey box). Cast iron bearings?

This question is for Mick, the control systems guy: where are the bearings to be found in an Aqualisa A2 pump?... [Read more]

potterton performa 24?

Having hot water issues! Heating works fine, but when hot water circuit operates the heat is applied to the he... [Read more]

how can i fix my optimax HE 31c?

Got ferroli boiler optimax he 31c no heating or hot water but got a flashing F on front panel ! Any ideas ?

Arriston combi boiler hot water scalding temp light comes on?

high temp light comes on, boiler cuts out, click reset button works fine.. then cuts out few mins later. bar p... [Read more]

can only get heating on when hot water is on?

can only get heating on when hot water is on

overheating 2003 suzuki df115?

what is causing a 2003 suzuki df115 to run hot causing the temp light to come on? I turn the motor off then o... [Read more]

potterton prima 30F problem?

The boiler is igniting when I put on the hot water. But the boiler doesn't ignite when I put on the heating. S... [Read more]

Hot water go,s cold?

I have a worcester 24i combi boiler when we use the shower it runs hot then cold for a min then bacck to hot ... [Read more]

Ariston microgenus 23 sounds like a jumbo jet!?

Ariston microgenus 23 sounds like a jumbo jet when the hot water is on, Ok when heating is on. The noise star... [Read more]

how can I fix my Halstead Ace High gas boiler?

My boiler seems to be turning to central heating on it's own without being programmed. I have checked the hot ... [Read more]

no hot water ?

have no hot water the red light keeps flashing i need to get the pressure up to 2 there is some tap at the bot... [Read more]

When using hot water heating comes on as well?

I have a mains 24he combo boiler, when using hot water heating comes on as well but it wasn't set for heating ... [Read more]