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What is the best way to test if the water flow rate from the cold mains is correct. I know it should be set at 3bar mains cold supply and if it is higher, a pressure reducing valve can be fitted and adjusted to 3 bar. My way of thinking is that if the cold water tap when turned on is...

Can anyone tell me please where i can find some free software on the net that will calculate the rads in kw for a semi house. The system must be fitted with a vaillant ecomax with stelrad elite rads in each room and all calculations will have to account for this system to be fitted. The...

If you have a girder running down the wall and you was to fit central heatinf pipework running down the side of it, what should be the correct distance away from the girder be. Should the pipes be fitted well away from the girder or can they run along side of it. What should the distance...

I am replacing an old lead water pipe to my property with plastic. Can someone please tell me what are the regs regarding how to replace this old lead pipe. My intension is to fit plastic pipe to the house then run off in copper pipe around the house. What size of pipe should i use from...

Oil all over my new drive Have a problem with the above punto van as in it is leaking oil from the top of the air filter box. It seems it is fitted with a metal hose that sends spent heat back towards the engine to make it more economical to run. I have been told however that instead...

Oil all over my new drive Have a problem with the above punto van as in it is leaking oil from the top of the air filter box. It seems it is fitted with a metal hose that sends spent heat back towards the engine to make it more economical to run. I have been told however that instead of...

Can anyone tell me the easiest way to test a programmer clock to check if it is working properly. Such as which wires do i loop out on the clock to get the boiler to fire up on hot water or heating mode. Many thanks. :wink:

I have a problem on a Baxi Bermuda Back Boiler System as in that i get hot water when called for but don't get any heating. The boiler will fire up for about 15 seconds then cuts out back to pilot. The hot water side is gravity fed with 28mm pipe. The heating side is a pumped system and fed...

Im having problems with the above combi boiler as in when calling for hot water all works fine, fan runs boiler fires up hot water ok. But when calling for heat nothinh happens fan dont run pump dont run boiler dont fire up henc no heating. Is this a common fault on this boiler and does any...

Hi all, Have a problem with a Vokera flowmatic combi boiler. Symptoms are: Rad needs bleeding on a regular basis and boiler is now making loud banging noises when calling for heat and hot water. Both hot water and heating are still working but water temperature is scalding hot so due to...

Does anyone know if the spark generator is fixed to the pcb as it is nacked and if so will i have to change the whole pcb to replace

Having a bit of a problem with a CELTIC FF combi boiler in trying to get the boiler to fire up:Turned switch on front to hot water and heating :pump runs.I then press the ignition button in for 15 seconds as instructed but pilot doesnt light once i release the ignition button the fan comes on...

Could someone please tell me what is the corrct way to fit a cooker hob. Some say it is ok to use a cooker hose as long as the hose is not subjected to heat more than 70c and others say copper pipeing must be used with an isolation tap fitted. If copper pipeing is the correct method, what...

Does any corgi guys out their know where i can find a list of domestic gas appliances that have asbestos in them and what is the correct procedure when you come across them. Apparently gas appliances with asbestos in them should not be serviced or worked on. Thanks

Got a problem on a heating system with hot rads downstairs and cold rads upstairs its totaly baffling me. The system has a total of 11 rads, 6 upstairs and 5 down. The system is fitted to an open flued Glow Worm floor mounted boiler which has been their for years heating the house ok. Last...

Im exchanging a central heating pump due to it leaking, could some kind sole explain the correct way in draining down the system to fit it. (External pump from boiler) Optional I have heard you can buy some freeze spray in a can that freezes the water in the pipework, this im told can be used...

After further investigation i found that the rads upstairs are getting really hot but rads downstairs are cold. The pump seams to be working but im assuming that the pump being 6 years old is worn and requires replacing. Also looking at the boiler pressure quage i see that the pressure when...

Potterton Range none condencing boiler, when running hot this works ok but when calling for heat nothing happens. Before the heating side packed in their was a buzzing noise coming from the timer clock, which when banged started the heating up again until now. No buzzing noise and no heating...

Hi all, im looking to buy a new or used power flush. Does any kind person know any site that deal or sells them. Im obviusly looking to buy at the cheapest price or would be interested in any company that are offering special deals on them. Thanks in advance.

Boiler is stuck in heating mode and heating is working fine but wont give hot water when hot tap is running. Any ideas what the problem could be thanks im advance