Daikin GCU compact Series Installation And Operating Instructions Manual

Contents

Daikin GCU compact Series Installation And Operating Instructions Manual Manual pdf 56 page image

9 Service and maintenanceInstallation and operating instructions56Gas Combi UnitFloor-standing gas condensing boiler with integrated heat storage008.1543899_02 – 04/2019 – EN4 Remove the filling hose with non-return valve (1/2").Fig. 9-6 Filling buffer storage - without connected DrainBacksolar system1 Solar - inflow2 Safety overflow9.2.6 Filling, topping up the heating system andstorage tank charging circuitDANGER: RISK OF ELECTROCUTIONDuring the filling process, water may escape from anyleaking points that can cause an electric shock if it comesinto contact with live parts.▪ Before the filling process, de-energise the GCU com-pact.▪ After the first filling and before switching on theGCU compact at the mains switch, check that all electricparts and connection points are dry.WARNINGPolluted domestic water is hazardous to health.▪ When filling the heating system, make sure that heatingwater cannot flow back into the domestic water pipe.INFORMATIONComply with the instructions for the water connection (seeChap. 4.6) and water quality (see Chap. 1.2.5).