tripping

Baxi Bermuda, gravity h/w, pumped c/h. Whenever customer turns the boiler off on the clock the electrics trip. So I thought must be faulty switch on programmer, so fitted new programmer and tested but the same problem. Investigated further and found 106vac on the earth connection to the room...

Evening all, I had a call back today from a month ago or so. The power trips when a) immediate demand for dhw and b) a few seconds after demand for ch. We replaced the programmer, cylinder stat and 3 port before (a different reason). This has only started a couple of days ago so I know it's...

Hi All, First post, from a competent, trained Electrical engineer and ex Service engineer, DIYer and hobbyist. :-) The boiler Glowworm Ultimate (downstairs kitchen) has suddenly decided to pop the overheat trip. Never done it before and its not the first time weve run the heating this year or...

Hi All, i have a potterton promax 15/2 HE plus that keeps tripping out. Press the reset and the boiler lasts for about 2 days. I going back to it but because of the design the fault light sequence can only been seen with the cover removed and due to timing of getting back and the client pressing...

Hi. I have a general query regarding my Hotpoint WM. For the past few weeks it has been tripping the electrics as soon as it starts a cycle. It fills up perfectly but after a spew rotations of the drum the electric trips. This does not happen on the rinse or spin cycle. After reading a little...

Worcester greenstar 18/25 oil boiler My boiler is tripping the fuse due to the pressure in the system dropping. While I have correct the pressure in the system, the boiler will not restart due to tripping the fuse. I suspect some safety issue has kicked in ? If so will this reset it self ? I...

Went to a job the other day and installed a new horstmann timer with boost function. Cylinder has 2 immersions which I tested and both came up with a good reading (20ohms). Have had a recall on the job as the MCB keeps tripping. I'm gonna retest both immersions and stats tomorrow incase the...

Afternoon All Any Help would be grately appreciated.. We have just had a our boiler replaced with a baxi solo 30 he.. when you have the boiler set to the timer setting it keeps tripping off and locking out the boiler.. (no flow lights flashing) We have had the pump replaced with a...

Hi I wonder if anyone can help. The boiler on/off switch keeps tripping the RCD on the consumer unit. The RCD just tripped, it also controls all the ring circuit but I have managed to narrow it down to the on/off switch to the boiler. I did change the 3 amp fuse and the boiler started for...

ok you guys are not gonna believe this but my Dads swiftflow 80 combi's decided to pack up now. it fires for about 4 mins then turns off, I thought pump, but he says the rad furthest from the boiler is getting heat. the hot water is not working at all. my other thought is blocked heat...

Hi, This is my first post, so thank you for anyone that can take their time to help me out. We have a Potterton Prima F 40 boiler. With the cold water tanks in the attic, hot water tank in the airing cupboard with a power shower pump running. The boiler was serviced in Jan of this year as...

hi im oftec registered boiler problem is on a camray 5 external replaced overheat stat serviced modified shoddy pipework indoors replaced circ pump replaced cylinder stat still tripping replaced overheat stat again, just in case tripping again

Ok can anyone shed any light on this. It's an intermittent problem I've got with my alpha he cb33 condensing combi. In January it started tripping the rcd on the main fuseboard. Gave alpha a call to send engineer out to resolve the problem. He noticed the flue stat was sparking out on statup...

Hi as the title says worcester 350 combi about 15 years old , its tripping the electrics , i have disconnected the fan and it still trips out , trips the electrics evan though its not fired up , if i run it off the trip it will fire up but obviously theirs a problem somewhere can anyone...

A direct unvented. I am thinking that the element is just full of scale so keeps over heating and cutting out. But is the way to test these by resistance on coil and resistance across thermostat? I have read on here that testing on points with casing is good? What does this do? Is the casing...

Hi all. First things first im new tonthis forum so not really sure how to go on about started a thread but will have a go. I have a ravenheat csi combi and it has a fault and keeps tripping. when i turn the hot water on (the fan works, air pressure sensors fine and so is the pump) after...

Went to the above boiler (the se one with the grey front panel and a twin pass heat ex), tenant says it keeps tripping the electrics. I spent an hour there, nothing. Tested the resistance of the pump, the gv, the fan, nothing unusual. Tested the resistance from live to earth, all open circuit...

Hi there does anyone have an idea why electrics would trip if I put my multimeter between live and earth?

Hi My central heating is tripping the main switch. I have had an electrician change the fused spur and check the wiring going not the boiler. The programmer was then removed and the system no longer tripped the switch (with the boiler working) - so I have changed the programmer but when it is...

Went to customer the other day who had a new direct combi tank fitted about 6 months ago. The immersion kept tripping out on the overheat stat. I assumed that it would be a problem with either the stat or the element so i put a whole new set in. The trouble is it still tripping out. Could the be...