Main combi 24 no hot water heating ok

[Super Mario]

Hot water sometimes comes on if bath tap open on full wack otherwise no heatings ok ive checked diaphragm on divertor all ok but spindle no movement spoke to main they said replace venturi whats your thoughts cheers:crazy:

 

[ShaunCorbs]

You checked the Flow switch ?

 

[jtsplumbing]

No movement with spindle would have replaced diaphragm being has you had it apart could have pin-hole

 

[Super Mario]

Main are useless spoke them they advised can only be venturi just changed that still the same

 

[Super Mario]

:dots:

 

[Super Mario]

No movement with spindle would have replaced diaphragm being has you had it apart could have pin-hole

Hows that when merchant dont have it in stock need to order it

 

[Billy Bob Bob]

Hot water sometimes comes on if bath tap open on full wack otherwise no heatings ok ive checked diaphragm on divertor all ok but spindle no movement spoke to main they said replace venturi whats your thoughts cheers:crazy:

venturie is dead ,it can be changed in situ,not easy but i done 3 last week a 24mm spanner would greatly help https://www.dhsspares.co.uk/product/baxi-248051-hydraulic-venturi-assy-1116828

 

[Billy Bob Bob]

venturie is dead,may be some of it still stuck in and you may have crushed the new one ,it can be changed in situ,not easy but i done 3 last week a 24mm spanner would greatly help https://www.dhsspares.co.uk/product/baxi-248051-hydraulic-venturi-assy-1116828

 

[Super Mario]

Ive changed the venturi still no joy phoned main again they now blame low water flow on taps

 

[bewsh]

No blockage in the capillary tubes?

 

[ShaunCorbs]

Ive changed the venturi still no joy phoned main again they now blame low water flow on taps

Easy way to test cut hot out and put on hose pipe if cuts out boiler if not taps

 

[brahamo123]

Had similar situation, kitchen tap won't start the boiler but the hwb and the bath taps in the bathroom willstart the boiler ..changed the diphram that solve the problem .