Serial Number Locator: Vitocrossal 300, CU3A
Floor-standing, gas-fired condensing boiler with stainless steel Inox-Crossal heat exchanger and MatriX dome burner.
Location of serial number
The 16-digit serial number is normally located at the top of the front panel (front silver cover removed).
Alternate location of serial number
The 16-digit serial number may instead be located near the bottom of the front panel (front silver cover removed).