How to mend ... Room Stat Set

Baxi Solo not responding to room thermostsat?

My Baxi Solo 2 50 RS does not switch off, even when the heat in the room greatly exceeds the temp on the room... [Read more]

Boiler cycling - 10 seconds on 10 seconds off?

Myson apollo 30si, CH only, boiler thermostat on low, no room stat, radiator stat's on 4 radiators - 2 without... [Read more]

Saunier Duval SD623 cant control heat ?

Hi my Sd 623 wont stay at temp set just keeps getting hotter . I have removed the room stat and bridged it so ... [Read more]

boiler wont fire up?

hi i have a baxi bermuda 552 back boiler the pilot light is on and the front fire works but the boiler wont fi... [Read more]

Bocsh 280 Combi Boiler will not heat radiators?

I have a Bosch 280 Combi Boiler, when asking for hot water i have no problems. When switching to heat the rad... [Read more]

Heating not coming on when on Auto?

i have just had another room stat fitted, this one is an RDJ10/RDJ10RF. Set times and temperature ok as per in... [Read more]

Micron 40ff heating up then cooling right down before starting up again. ?

Please help I have a Micron 40ff with radiators with TRV's & a room stat, I replaced the old style PCB about 3... [Read more]

my potterton performa 28 turns itself on?

hi, my potterton performa 28 seems to turn itself on a couple of times a day and heat to full before turning o... [Read more]

My Neataheat 80e is not lighting up?

My Neataheat 80e began turnning itself on for about a minute then switching off and so on. I checked all the r... [Read more]

Invisible heating room stat dials ?

The wireless dial on the wall does not show temp just dial from low to high and in one room testing the invisa... [Read more]

Over heating of central heating system?

I have a frost stat in the garage (where my boiler is) and a normal room stat (set to 20degrees). When the fro... [Read more]

not going to mid position on valve?

when I replaced the actuator on the mid position valve and controler I found that I could get heating and i co... [Read more]

Hot rads?

The c/heating boiler has just had it's annual inspection by British Gas and the engineer checked all rads and ... [Read more]

Why do my TRV's rattle?

The bi-directional TRV's on my radiators rattle loudly when they reach the set temperature for operating (clos... [Read more]

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]

Ravenheat CSI-85 Combi, erratic operation, any ideas?

Boiler now 2 years old. Works fine generally, however it has now started to operate even when the settings sa... [Read more]

glow worm ultimate 40ff boiler won,t swith off?

My boiler will not switch off it runs constantly even though the programmer is set to off and the room stat is... [Read more]

How can i make my vokera receiver recognize the RF unit room thermostat?

I have a vokera boiler and wireless room thermostat. All was working well until 2 days ago. Changed batteries ... [Read more]

room stat added?

I have a Baxi 105e instant, I removed the link between terminals 1 & 2 and connected in a danfossTP5 control c... [Read more]

I have a Johnson & Starley warm air heating system. The model is Hi Spec?

The model is a high spec J32 and just recently does not want to fire up any more. The pilot light is remaining... [Read more]