How to mend Circuit Boiler Thermostat

1

Baxi Solo 3 heats water but not CH?

My 5 year-old Baxi Solo 3 CH circuit has just packed up, although the water heating is fine. The CH is control... [Read more]

I have a Honeywell CF wall mounted programmable thermostat thats gone rouge?

My programmer seems to have a mind of its own. It is switching the heating on much earlier than the programmed... [Read more]

Baxi Combi Instant 105e hot water works but no heating?!?

Hi I have a Baxi Combi Instant 105e. The hot water preheat function works, and so does the normal hot wa... [Read more]

1

low water pressure F28 lockout, Vaillant Turbomax plus 828E ?

Hi guys, Hope you can help. I've viewed all the relevant and some of the irrelevant posts on similar subjects ... [Read more]

1

Hot water no heating ?

I have a ravenheat combi boilers and I wonder if you could give me some help , I have recently removed one of ... [Read more]

3

Why is my heating not working ?

Vaillant 628 thermocompact boiler ( sealed pressurised system) Drayton 5/2 timer for heating and water + Pott... [Read more]

1

How can I fix a Housewarmer 45 Legend Gas Boiler/Fire unit?

My gas boiler consists of one pilot and one main gas valve, a control box, and a thermostat. When the boile... [Read more]

4

Worcester 28 CDI - Fires up but no flame light?

We have a worcester 28 CDI boiler and have had an ongoing problem. If we turn up the thermostat or demanding ... [Read more]

Micron 80FF--how to fix?

boiler 7years old. Circuit board, thermistor, Gas valve, thermostat and air pressure switch have been replaced... [Read more]

5

potterton profile 50 e problem?

Hi need some help, i have a potterton profilr 50e boiler it works fine from cold but once it has heated the wa... [Read more]

2

How to repair my baxi solo wm40/4pf boiler?

I recently replaced the room thermostat for a new digital stat. thinking there was only 2 wires and a earth wi... [Read more]

1

Ferroli Modena 80E boiler is heating water outwith timer periods?

Ferroli Modena 80E boiler, about 7 years old. Various problems being encountered over the last 6 months: N... [Read more]

2

What is wrong with my Ferroli Modena 102?

I'm having a pilot flame problem with my boiler. For the last month I have noticed that the pilot light and fl... [Read more]

1

circuit diagram for stat and programmer?

has anyone got the circuit diagram for vokera compact combi boiler. the programmer and thermostat connections

9

Boiler fires up when demand for hot water but doesn't when demand for C/H?

I have a Potterton Netaheat Profile 80e boiler, Honeywell V4073A mid-position valve, Honeywell ST699B programm... [Read more]

2

how to mend Gas Boiler, Glow-worm Fuel Saver 100F with SIT control?

Thermostat has intermitant fault ie it stays open circuit and does not allow boiler to re-light. Main gas valv... [Read more]

1

Problem with my Potterton Profile 60e?

My 60e tries to come on and it sounds like the burners are about to fire up but they don't. the boiler switche... [Read more]

2

Glowworm back boiler & open fire Problems with lighting & Dust?

We have had our glowworm inset bbu50 open fire and back boiler for 7 years. We have had numerous problems, 2 ... [Read more]

2

Worcester Bosch Combi 350 Boiler keeps cutting out?

Hi there, We have the above named boiler and have had 2 WB technicians in this week to look at it and neith... [Read more]

1

Potterton Puma 80e pilot light slow to stay on?

Dear All, recently I've found that after running a bath the pilot light goes out and when trying to relight... [Read more]