Serial Number Locator: Vitocrossal 300, CT3

Floor-standing gas-fired condensing boiler with stainless steel Inox-Crossal heat exchanger surface.

Location #1 of serial number

The 13-digit serial number can be found on the silver label and metal rating plate on the boiler's lower front cover.

Location #1 of serial number

Location #2 of serial number

The 13-digit serial number can also be found on a rating plate on the boiler's interior metal shell (lower front cover removed).

Location #2 of serial number
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