smart heating control

  1. S

    Can wiring be changed to avoid bypass loop?

    Hi all quick question.... My system: Vaillant EcoTech 418, S-Plan system, 2 zones (HW unvented cylinder + CH). There is a short loop with auto bypass valve. System works fine but I am attempting to upgrade to smart controls (Drayton Wiser). The new controls seem to operate via short bursts of...
  2. J

    Salus IT500 & Baxi Combi Instant 105e

    Hi Folks, I am replacing installing a Salus IT500 onto my current Gas Boiler. I'm pretty sure that my wiring is correct (but could be mistaking) When I select Manual the Boiler comes on and works using the Boiler Thermostat but when I go to Auto the light goes out and boiler shuts off. I...
  3. M

    Nest gen 3 - Y plan - fitted but heating will not switch off

    Hi everyone, So after reading the many other threads about problems with the nest, i cant find any issues which match mine. I'm pretty sure i have a Y plan system and that i have wired the Nest correctly, after wiring it in the heating and hot water all come on but the heating will not switch...
  4. S

    Hive Hive Active Heating for a Potterton Profile 100e?

    Hi, I've just seen the new offer by AO for Hive thermostats for £120. I am thinking of buying this as it seems a decent price, but had not enough time to thoroughly research if it fits my old boiler (a Potterton Profile 100e). Sadly I do not have the funds to change the old boiler and as it...
  5. J

    Worcester Bosch CDC classic with 'Wave' controller

    Looking for some advice and or comments regarding my new combo boiler. I had a new Worcester Bosch 38cdi Classic combi boiler and smart 'Wave' controller / thermostat installed last January (i.e. 10 months old) by a local gas safe registered heating engineer. Everything appears to be working...
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