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Plumberpro
Plumberpro, Home Appliance Technician
Category: Appliance
Satisfied Customers: 634
Experience:  Heating and hot water heating appliances experienced
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I have Buderus 500 -24 /s wall hung boiler which has been off

Resolved Question:

I have Buderus 500 -24 /s wall hung boiler which has been off for a while . When I start it it shows a fault 3L.
What can I do ?
Submitted: 1 year ago.
Category: Appliance
Expert:  Plumberpro replied 1 year ago.
Hi , 3L indicates a fan or fan sensor fault.
Try the rest button . its on the leftvof the display screen and looks like a rectangular arrow
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