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if there is no service valve on the cold feed into the boiler turn off the cold at the mains , open the hot tap , change the valve , turn on water again .

They are volt free or volt switching it doesnt matter which sytem it is used on , it make the circuit whether it is switching no voltage or up to 240 v

Connect l and l1 they make the circuit , doesnt matter if they are switching voltage or not , it is capable of volt free or up to 240v switching

If you can route a soil pipe from the drains to where you want to put the new bathroom with enough fall on it then its ok ,or you could use a macerator which I personally hate and would only use as a last resort .

it is just a round chrome one mounted on the woden panel with a tube connected , there are no markings on it, any make would do as long as the tube size is the same.

Ive been to a house which has a concealed cistern with an air switch operated syphon , the syphon works fine but the air pressure has broken , I have been to plumb center who said they cant get one , If I have to I will have to get a syphon with a cable on it and replace the whole thing i will...

Father in law has one and it runs fine with no missfire but has started cutting out when you come to a stop , it starts again fine . I had this problem ona vectra and it was an idle air valve that gets bunged up . does this car have one it sounds very similar to the problem I had with my old...

yes

worcester bosch website

from that discription it could be anything , more info would be nice

you should have 50v dc on a normal phone line ie a live and an earth this is what you need to connect to , is your house fed via an underground cable or an overhead cable???

sounds like motorised valve is knackered

Is it the large plastic tank or the little plastic tank???

undo the nut wrap some ptfe tape around the threads and the seal and tighten the nut back up

Aboiler can only deliver good flow and pressure if you incoming mains has it , no mater what boiler you fit it can only supply what is coming in , ie if you are on a shared main it will be bad or your local area might not have very good water pressure even if you are on your own supply.

the white plastic pipe is the condensate pipe and yes it is perfectly normal for it to have water running through it so that is normal , as for pressure dont worry about it sometimes it will rise sometimes it wont it depends on your size of system etc as long as the pressure is about 1.0 when...

normal pstn phone lines dont get "parked " in the ex , an isdn might but normal pstn or dsl lines dont

leaving the wires open circuit will not look like a phone off the hook it will let anyone trying to call you hear a ringing tone but obviously your phone wont ring as it isnt connected , to give an engaged tone to a caller loop the wires together shorting the line out this gives the impression...

if it lifts out of the plughole there will be a screw on the bottom of it undo the locknut and screw it out a bit further then tighten up the locknut .

You dont need to isolate them the voltage is 50v but will only give you a tingle , nothing dangerous and even if you let them touch it will not do any damage to phones , sockets or the phone line itself .