Search results

Hi, I’ve a mira sport that’s just decided to run cold, the power light is on and the low flow not lit, but no heat. I’ve been told it could be this ( TCO ) ? I’ve tested across with multi meter and I don’t have continuity ? So is this the culprit ? Thanks

Hi, im a gas safe engineer, looking for some expertise in a field i dont really do much in i service a boiler for a customer and theyve asked me to look at there built in oven details are:- new world NW60G model number 444447276 serial number 01116566 basically its one of therm solar...

Hi guys.. Fitted a vaillant 937 combi in place of a vented cylinder and old back boiler. Boiler went in the loft so pipes all went across loft and into cylinder cupboard. Hot out let tees into a pipe under the floor, as it hit the tee the left hand side is feeding two on suites and the right...

Have a Biasi that for both hot water and heating ignites for approx 3 secs then cuts out and tries again, constantly does this, doesnt lock out or go to fault... Any ideas? Cheers

hi, got a combi that wont fire up for water but heating is fine (old 10 year old + twin pass h/exch) There is a flow switch on the cold inlet, am i right in saying when i disconnect the plug leading to it (clip type conection with 3 wires to it and then to board) and run hot tap i should get...

Alpha cd28x - when hot tap turned on sometimes take a few seconds (20 plus) for boiler to fire up, and the amber light, one up from the bottom one flickers on and off , then boiler fires up. Some times it fires straight away, other times 20 plus seconds? Any alpha wiz kids out there who could...

hi, is the new highflow 440 he as close to a straight swop as poss to the old highflow 400? cheers

Open vented, fully pumped, close coupled with air separater , pump over run wired in, new boiler- 24 ri bosh he. Boiler makes banging noise and water floods out of expansion pipe and then header tank over flows out of over flow pipe, after it shuts down, can take an hour to do it, all rads...

hot water works fine, had two pumps fitted in the last 5 years, when on heating only, boiler fires for about 5 mins, then cuts off (not reset, just reaches temp), and then fires every 2/3 mins for about 30 secs, all rads are just luke warm, but flow pipe out of boiler is red hot, return is not...

Janus circulator, attached to Johnson and starley wau. Hotwater is only luke warm, heater is firing up and flow pipe gets boiling hot, but htr keeps cutting on / off, return pipe never gets hot... The storage tank is a direct one (not sure of the make,but its a square one with the cistern...

Constantly running at 42 degs on domestic hot water Boiler fires on high rate cuts to low rate, water remains at 42 degs never cuts out Both thermisters changed New Plate h/exch fitted Not passing down diverter to htg Water tempt Dial set to max - not broken spindle ANYBODY...

hi, searched and couldnt find anything similar to this fault - Heating works fine When demand for hot water boiler fires ok to full gas rate (10mb) then drops after about 3 secs to low rate and stays there, doesnt cut out ever, water runs at a constant 42 degs. Never gets any hotter and...

boiler cutting out from overheating (prob heat exchanger slighly scaled or blocked up - boiler 7 years old) and noticed prob occurs when ext controls are satisfied, boiler gurgles and very nosiey then locks out. Noticed pump not wired into circuit board and no permanent live, so corrected...

about five year old, condensate pipe was blocked with ice, cleared that and boiler now works ok, apart from no heating now?? Was nothing working before when condensate blocked with ice, but now hot water works ok, but not heating, all external controls set to calling, but nothing, boiler not...

Anybody know where i can get the manufactures instructions for this boiler? Prob is with it, it starts to leak when the heating is on from the back of the boiler, but never when water is on. Is this boiler just an early model of another more recent model?

What are the negative if any of fitting a boiler with out wiring in the pump to the boiler and leaving it wired into the control center? Old boiler was an ideal Elan 2 New bolier is a Worcester bosch 24RI Should the old boiler have had the pump wired to the boiler?

is it possible to upgrade from 24 to 28 by changing secondary heat exchanger???

same with water and heating, starts up, fan , pump run, aps makes, boiler lights then cuts out and repeats the process, never goes to red light or locks out, just keeps going. every now and again it stays on and hot water is available. any ideas?? Ps i changed heating thermistor but still...

my brake lights wont work (all three)and also all the interior lights also dont work? any help please.

Any help would be great! Turn Heating on and : Fan starts, air pressure switchs operates, pump running, boiler ignition starts, gas valve opens, burner starts, runs for 10-15 secs-- KEEPS SPARKING ALL WAY THROUGH-- then locks out on red light. When reset it repeats above, Also same on...