How to mend ... Sensor Boiler Times

Boiler trips out. Sirrus Radiant?

Sirrus Radiant model RMAS 20 E. Type C.. Boiler trips out when hot water taps are run. Boiler trips our when h... [Read more]

ariston microgenus 27 MFFI?

I have had this boiler in now for 12 years and it has ran perfect, the problem now is when it runs on the ch n... [Read more]

ferroli domina 80E boiler shutting down?

Hi I have an on going and worsening problem, my hot water runs cold and pilot light goes out after 1-10 min... [Read more]

Ferroli 38 HC/Heat Exchanger?

DHW Run's hot and then goes cold? I have a Ferroli Opimax HE 38C 4 years old, When I turn ON DHW run's hot a... [Read more]

Ferroli Boiler HE 38C/Heat exchanger?

DHW Run's hot and then goes cold? I have a Ferroli Opimax HE 38C 4 years old, When I turn ON DHW run's hot a... [Read more]

DHW Run's hot and then goes cold?

I have a Ferroli Opimax HE 38C 4 years old, When I turn ON DHW run's hot and then goes cold A03 come up, sen... [Read more]

The hot water sensor on ferroli Optima 901 keeps needing to be replaced?

I have had to replace the hot water and also heating sensor on our Ferroli Optima 901 combi boiler several tim... [Read more]

Potterton Netaheat 80e - diagnosing air pressure switch problems?

Hi, I have a Potterton Profile Netaheat 80e boiler. I had some problems with it last year and through these... [Read more]

Baxi 105e fault- barely any CH, HW little better. Ideas?

Unsure if this is 2 separate problems or just 1. Would love some help. My rads have been almost cold for 1... [Read more]

Potterton Performa 30 HE Central Heating Sensor?

Hi all, I'm experiencing some intermittent problems with my Potterton Perform 30 HE. If anyone could advise... [Read more]

Vokera Unica 36 HE fault code 10?

Had same problem as others with Vokera Unica HE. During this freezing weather condensate overflow pipe blocked... [Read more]

Why does my Aplha 280E Boiler fail to light now & again?

My Alpha 280E boiler has the following problem -9 times out of 10 it is OK. Sometimes, you switch on the combi... [Read more]

Baxi Eco80 Combi Boiler?

Hi... I have a Baxi eco80 combi boiler which has been working fine until a couple of months ago. What is happe... [Read more]

How to replace the air pressure switch on a Potterton Suprima 80L boiler?

The air pressure switch on my boiler is behaving erratically. A couple of times recently the boiler has faile... [Read more]

Baxi 100HE Ignition Lockout?

My boiler keeps getting the red fault light on permanently. The boiler lights OK but then shuts down after abo... [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]

Ariston Microgenus 27 remain ON all the time?

I have noticed the my combi boiler Ariston Microgenus 27 seem to remain ON at all times ?............ is this... [Read more]

baxi 105e just cuts out intermitantly?

i have a baxi 105e combi boiler. it cuts out with the flame failure light flashing .replaced both flame senso... [Read more]

Potterton Suprima 50 cuts out soon after ignition of main flame?

I fixed the 'lock-out' problem last year by resoldering all the suspect joints on the PCB. After working OK f... [Read more]