63Installation and ServicingSECTION 6 - BENCHMARK & COMMISSIONING© Heating and Hotwater Industry Council (HHIC)www.centralheating.co.ukBenchmark Commissioning andServicing SectionIt is a requirement that the boiler is installed and commissioned to themanufacturer’s instructions and the data fields on the commissioning checklistcompleted in full.To instigate the boiler guarantee the boiler needs to be registered with themanufacturer within one month of the installation.To maintain the boiler guarantee it is essential that the boiler is serviced annuallyby a Gas Safe registered engineer who has been trained on the boiler installed.The service details should be recorded on the Benchmark Service IntervalRecord and left with the householder.