Page 22 of 28 801314UK - G4 Boiling chilled commercial installation instructions - June 2016 - V2.04The HydroTap®G4 is now ready to be commissioned.• Turn the power and water on and check for any leaks.• If fitted, ensure the booster is turned off. (The booster is commissioned later, see page 23).• Familiarise yourself with the operation of the tap, in preparation for use, see the user guide.• Follow the installation instructions below (and read section C of the user guide).• After commissioning, the system may be customised by selecting further options in section G - settingsof the user guide.Have a bucket or similar container (not supplied) at theready to hold a quantity of water that will be ejectedwhile the filter flush mode is in operation. Open thefilter access door on the front of the HydroTap®G4 andthe filter cartridge will be exposed. Located to the rearright hand side of the cartridge is a flush line, approx600mm long and the flush line stop cock. Place the freeend of the flush line into the bucket or container (notsupplied). Note At first commissioning, the system willselect the filter flush screen automatically.5.2 Filter flushPrepare filter flush as per instructionsand press STARTBoiling ChilledZipSTART STOPSection 5CommissioningTo calibrate, touch START buttonNEXT03:01 PM, TUE 12, Feb 2013Boiling ChilledZipSTARTEmpty / Filling Pulses/L (360 - 440)5.3 Flow calibrationNEXTNote For any subsequent filter changes or any operationalprocedures, please refer to the HydroTap®G4 user guide, locatedinside the filter housing access door.• Press [START] / [STOP] button to start and stop the filterflush.• Turn the flush stop cock on.• Allow at least 10 litres of water to flush through the filter.• Once the filter flush is finished, Turn the stop cock offthen press [STOP] to end filter flush mode.• Press [NEXT] for the flow calibration screen.• Press the [START] button and the tank will first empty thenfill. Upon completion the pulse count will be displayed. Checkthe value is within limits.• Press [NEXT] for the boiling calibration screen.03:01 PM, TUE 12, Feb 2013OPEN PositionCLOSED PositionONOFFStop cockoperation5.1 Select the languageInitial commissioning screen Language selection screen