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ok take 3 core from the boiler Live to the stat from terminal 4 take the neutral from terminal 2 then the return from the stat goes to terminal 5.

so i record 930kv om my eic?

tested on tn-s earthing system with a 100a main switch just tested ZE = .30 and pscc 930 are these ok?

At which side of a split load CU do you put the main isolator? i normally put it on the right side with the rcd to the left. Which way round is most popular

can anyone find the wiring diagram for the Siemens RWB27 heating control timer?? sorry for asking but i did look first and couldnt find anything on there site

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yeah i know the wiring at the boiler end after the 3 pole isolator i have 2 flexs 1 is the supply live neutral and earth. the other is 2 core witch is switched live and neutral. I just want to know if my side of the 3 pole isolator sounds right?

not built in on this 1 mate as they having it fitting in a loft so external controls are needed

does this sound right? 3amp Spur off ring with 2.5 twin and earth live neutral and earth out of that into the time clock to feed that then live and neutral out from the same terminal for the permanent live to the boiler the from the load side of the switched terminal of the time clock...

theres no common at a intermediate switch just 2x l1 and 2x l2

it would be safer to run in new cables from the last points in the circuit

you need to use twin n earth between your first switch and your light fitting(s) then 3 core n earth between your first switch and your last switch via your intermediate switch . you link com to com l1 to l1 and l2 to l2 between your first and last switch. and at the intermediate you...

I only ever wired ones with internal controls with the fused spur outlet as the isolator. never done 1 with external stats and 3 pole isolator so any help will be much appreciated

Can 1 of you lot draw me a detailed wiring diagram for a modern combi boiler? (please include types of cable) This must include switched fused spur off ring , external digital siemens time clock , external thermostat and 3 pole switch for isolation next to the boiler (live , neutral and...

i asked in here as every sparky as a sds drill and could have like you had the same problem

my chucks playing up on my 24v bosch drill. Its not accepting drill bits properly they eventually click in after a bit of messing about. Its ever since my mate put to much of grease down the chuck. Is there anything i can do about it? ________________ moved as posted in UK electrics

can anyone reckommend the best way of chopping back boxes into brick work. i've currently got a contract rewiring kitchens with 10 outlets plus cooker circuit. i'm finding myself taking most of the day chopping out in these old brick houses. i currently use a sds 110v drill with a chisel...

the earth and neutral terminals should all correspond with each other including MCB'S. as for inline main isolator its a good idea specially if your up grading the meter tails it saves cutting the meter seals. remember to upgrade your earthing conductors 16mm supply earth 10mm main bonding

fit new CU with separate 100a isolator new 25mm tails install all main and supp bonding fit new bathroom light and 1st fix LV extractor fan(bathroom) wire up combiboiler including controlls and room stat isolate old ring in kitchen into inspection boxes just below celling. new cooker...

Sounds deffo like the element to me. do a continuity test across it