Halstead Ace High

[jaguar49]

Hello I have the above boiler the central heating is ok , but sometimes i have no hot water then eventually it decides to work. Any guidance would be appreciated thank you.

 

[holty]

rip the fooker out. halstead went tits up years ago . if non HE i would say prob with diaphragm. HE use stepper motor

 

[jaguar49]

Hello ,

I am going to replace the diaphragm do i have to drain the central heating or just open up the domestic hot water taps ? Thanks

 

[Terrywookfit]

Turn cold off and open hot tap.

 

[jaguar49]

Thankyou Terrywoofit