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AllyBongo

Plumbers Arms member
Plumber
Gas Engineer
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Just had a lovely Sunday morning call to tell me his Isar has packed in!!

No power showing on the boiler display, 3amp fuse is ok. If its the pcb the boiler will prob get replaced, just wanted to ask if theres any fuses on the board or other wiring issues to get this thing going for a few days.....
 
Internal fuse back right of board but never seen that blow, if you change board check fan is ok 110-130 ohms.
 
Just had one. Fuse is ok on the board but changed the board and its fine. These go for a pastime they are crap! You an get recon on fleabay!!!!
Nearly every one that goes it's always often the board!
 
Had power at the boiler, red led was on the power switch. Just nowt on the display. Couldnt see a fuse on the pcb, its the black pcb and not the orange one. Not familiar with Isars, would it be replaced with a newer modified pcb??? Going to search my scrap pile tomor to see if ive got one
 
They two boards, a black an an orange one.

The fuse is at the back, you pull it out of a black holder.
 
They two boards, a black an an orange one.

The fuse is at the back, you pull it out of a black holder.
 
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