Serial Number Locator: Vitodens 100-W, B1HE / B1KE
Wall-mounted gas-fired condensing boiler with stainless steel cylinder burner and Inox-Radial heat exchanger surface.
Location #1 of serial number
The 16-digit serial number can be found on the rating plate, which is located on the exterior side panel of the unit.
Location #2 of serial number
The serial number is also located on the inner-left side of the boiler (front white cover removed).
Location #3 of serial number
The serial number may also be located underneath the boiler along the bottom panel.