nest thermostat wiring 2nd gen - HotUKDeals
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nest thermostat wiring 2nd gen

£0.00 @ Nest
hi everyone. ive just had a new worcester 34cdi fitted and my nest thermostat only arrived today so i need a bit of help with the wiring. currently i havent for a programmer or thermostat connected to… Read More
aj1soad Avatar
7m, 1w agoPosted 7 months, 1 week ago
hi everyone. ive just had a new worcester 34cdi fitted and my nest thermostat only arrived today so i need a bit of help with the wiring. currently i havent for a programmer or thermostat connected to the boiler. in the boiler ST10 wiring the L and N are already connected but i need to find out how to connect the LR LS and NS cables. on the nest thermostat ive got L N 1 2 3 T1 T2.
1 is Satisfied (optional)
2 Common
3 Call for heat
which ones connect to where? i know that t1 and t 2 goes to the thermostat. thanks
Other Links From Nest:
aj1soad Avatar
7m, 1w agoPosted 7 months, 1 week ago
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#1
LS/NS in boiler go to heatlink L/N, link the L in the heatlink to 2 (you need to remove the pre-wired link from LS/LR so re-use this), then 3 goes to LR in the boiler.

Use 0.75 heat resistant flex for this.

Edited By: themorgatron on Sep 14, 2016 21:28

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