baxi bermuda back boiler

[watsonmania]

hello havign same problem but i dont know what modle the gas valve is as it come of the top of the valve can only see black marks but i do know it ???????????? then a space cat II but still can not find anything on it do any of you know which which gas valve it is cheers

 

[missplumb]

what model backboiler is it??

 

[GrahamM]

hello havign same problem but i dont know what modle the gas valve is as it come of the top of the valve can only see black marks but i do know it ???????????? then a space cat II but still can not find anything on it do any of you know which which gas valve it is cheers

Are you a qualified gas engineer?
Any qualified gas engineer should have, or be able to source the correct information to replace your valve if that is what is required.