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heating problem ; vaillant ecotec plus 831?

I have nearly one year old vaillant ecoplus 831,I have just five radiators changed my house and flushed system twice, refilled added inhibitor and now it only heats up to 54 celcius and stops,factory settings should be 75 C. Anyone know how to reset the radiator heating level?

Jim
November 2009

Vaillant Heating, Home Heating Systems Heating Radiators Changed

can I add extra pump 18 rads slow to heat

mick
March 2014

the boiler is flashing f28

steven
January 2014

It should still be under warranty. We recently called an engineer for that. The button that is used to turn up the heating was loose and wasn't turning the spindle inside the button.

Jean
November 2009

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heating problem ; vaillant ecotec plus 831?

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