Isar HE24 H9/L9

[maintain2let]

Have a customer with one of these faulting to H9 & L9 - seem to recall last time I had this it was PCB. Any one else had any probs?

 

[crashndie]

h9/l9 is hi lock out if memory serves me right check pumps spinning an stats are working ok isars did have a problem with the black box pcbs they were changed to the orange 1s on the later boilers

 

[maintain2let]

Cheers buddy. Looking at it this morn - will let you know.

 

[ian macca]

L9/h9 overheating,check pump and blockages, 🙂

 

[maintain2let]

Nothing more complicated than pump gone.
Thanks anyway.

 

[crashndie]

no probs mate nice easy job for you 😀