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Phil
Phil, Mechanical Engineer
Category: HVAC
Satisfied Customers: 6022
Experience:  Retired HVAC/ Electrical & Boiler contractor. Industrial
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We have a Buderus GB 142/30. The power is totally off, control

Customer Question

We have a Buderus GB 142/30. The power is totally off, control panel is blank. Power is going in, and working, but the control panel has no display.
Submitted: 1 year ago.
Category: HVAC
Expert:  Phil replied 1 year ago.
Welcome! Your question will be answered in detail. UP to 48 hours step by step coaching on diagnosis & repairs $38 additional if you need and agree to it.
http://s3.supplyhouse.com/product_files/Buderus%20-%20GB142-30%20-%20Service%20Manual.pdf
Tell me if that looks like the boiler you have or not please.
http://screencast.com/t/BvNF4qgx
Tell me please what voltage read you get between each set of colored arrows.
We can go from there.