28R1CR 24 - RAD - ING - Manual - 1807.1_SK.2_MIAB3013_R7_PDX2 Operazioni preliminari per la prima acc_EN2. FIRST START-UPSUPPORT CENTRE2.1. FIRST START-UP2.1.1. PRELIMINARY OPERATIONSFOR FIRST START-UPThe first start-up operations consist in checkingthe correct installation, adjustment and operationof the device. Proceed as follows:› check the inner system sealing in accordancewith the indications provided by standard andregulations in forced;› check if the gas used is suitable for the boiler;› check if the gas capacity and relative pressurescomply with those on the plate;› check the intervention of the safety device incase of lack of gas;› make sure that the device supply voltagecorresponds with that on the plate (230 V – 50Hz) and that the wiring is correct;› make sure that the grounding system worksproperly;› make sure that the combustion air adductionand fumes and condensate discharge takeplace properly in compliance with the Local andNational Laws and Standards in force;› make sure that the fumes discharge tube andits connection to the fume exhaust duct complywith the requirements of the Local and NationalLaws and Standards;› make sure that the heating system gate valvesare open;› make sure that there is no intake of gaseousproducts within the system;› make sure that there are no flammable liquidsor materials near the device;› open the boiler gas tap and make sure that thereare no gas leaks upstream from the device (theburner gas connection must be checked whilethe machine is running);› in case of new installation of the gas supplynetwork, the air inside the tubes may block thedevice at its first start-up. You might have torepeat the start-up procedure to purge all theair inside the tube.