Zip Varipoint II VP103 Installation, Maintenance And User Instructions

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Zip Varipoint II VP103 Installation, Maintenance And User Instructions Manual pdf 12 page image

Instructions. V1.01 Page 10 October / 2013HOT COLDEXPANSIONRELIEF VALVESERVICE VALVETO DRAINVIA TUNDISHCOLD WATERSUPPLYNEARESTCOLD WATERDRAW OFFDIAGRAM 1.Inlet pressure less than 0.35 MPa (3.5 bar)and expanded hot water can be accommodatedin the pipework.HOT COLDEXPANSIONRELIEF VALVEEXPANSION VESSELSERVICE VALVECHECK VALVEDIAGRAM 2.Inlet pressure less than 0.35 MPa (3.5 bar)and expanded hot water cannot be accommodatedin the pipework. (using pack AQ2 expansion vesseland check valve).COLD WATERSUPPLYTO DRAINVIA TUNDISHNEARESTCOLD WATERDRAW OFFHOT COLDEXPANSIONRELIEF VALVEEXPANSION VESSELSERVICE VALVECHECK VALVEPRESSURE REDUCINGVALVEDIAGRAM 3.Inlet pressure greater than 0.35 MPa (3.5 bar).(Using pack AQ2 and AQ3 expansion vessel, checkvalve and pressure reducing valve).COLD WATERSUPPLYTO DRAINVIA TUNDISHPRESSURE & TEMPERATUREVALVE TO BE DRAINED VIA TUNDISHLength ‘A’COLD WATERDRAW OFFMinimum length of pipe (Length ‘A’ ).5 Litres 1.2m (4ft) 0.6m (2ft)10 Litres 2.7m (9ft) 1.2m (4ft)15 Litres 4.2m (14ft) 1.8m (6ft)SIZE 15mm Pipe 22mm PipeZIP Varipoint IIZIP Varipoint IIZIP Varipoint IIPRESSURE & TEMPERATUREVALVE TO BE DRAINED VIA TUNDISHPRESSURE & TEMPERATUREVALVE TO BE DRAINED VIA TUNDISHfig.2(Underbasin model shown)Installation diagrams