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  1. K

    Vaillant ecotec plus 428 help please!

    thanks Tony - you're a star. most if not all of the radiators have thermostatic valves on them - in terms of a bypass, what should I be looking for? also I've been advised to fit a Stuart and Turner twin impeller pump downstairs to sort out the hot water pressure downstairs which is currently...
  2. K

    Vaillant ecotec plus 428 help please!

    found it - you're right! Its a Grundfos with the following numbers on it UPS 15-50 130 230V 50Hz 2.0 uF P/N 96281428 PC 0721 there's a small table on it which says: v1(A) P1W 0.16 35 0.2 45 0.23 50
  3. K

    Vaillant ecotec plus 428 help please!

    D40 = 50 D41 = 40 don't laugh - but I can't find the heating pump.
  4. K

    Vaillant ecotec plus 428 help please!

    This is a 6 bed detached house (though small rooms and I've converted one bedroom into a large ensuite). About 13-14 radiators all in. i've bought the property (and seems like every little thing we look at has issues that need sorting...) d0 = 24 d1 = 5 There's a shower pump upstairs next to...
  5. K

    Vaillant ecotec plus 428 help please!

    Thanks Dan - looks like thats something I can't do myself then - appreciate the quick response. Would you advise getting Vaillant or an independent (I'm near Ilford)
  6. K

    Vaillant ecotec plus 428 help please!

    Hi all First post - hoping someone might be able to help.. I've just moved into a house with a Vaillant ecotec plus 428 boiler installed. Problem is the radiators are getting warm but not hot (and its freezing at the moment!). I've tried bleeding all of them but no joy. When I reset the...
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