Keston Spa Installation Manual

KESTON SPAUNVENTED STORAGE CYLINDERSSINGLE ANDTWIN COIL MODELSlnsta llation lnstructions&Perfo rma nce SpecificationFully Approved To Building Reg

Cut outlmmersionHeaterWringConnect Live tothermostatHeat resisting cablefrom Double Poleisolating switchConnect EarthConnect Neutral- Hand guarantee

- The return pipe shourd be fitted to the secondary return/drain off tapping near the base ofthe cylinder.- A drain off cock (not suppried) shourd be

1 2. SparesITEM DESCRIPTION1/2 inch Temperature andPressure ReliefValve3/4inch pressure reduction valvgexpansion relief manifold1 2 litre Expansion Ve

READ CAREFU LLY BEFORE INSTALLATIONINCORRECT INSTALLATION MAY INVALIDATE GUARANTEECONTENTS1. Component Check List2. Handling and Storage3. Location an

INTRODUCTIONThe Keston Spa is a range of Duplex stainless steel un-vented water heaters with ultra high performancecoils for indirect heating.The use

LpanslonwlthWallEracketSsndary ktum Circult(21o,250& 300 LilzesFlexlbleHo*EnhancedCold Conn*tbnHandling & Storage- Do not lift via valves

2bHot DErt\o'"':-or)\-/*To--...ulo,i*o*""--"**==ot.,):ur:;Jr r..*.i'i-*____l\-**-- ,1..--...

Double CoilSpaTwinl/2'F PTFw E6tl/2'F Sbt 86s,/*i s*nd"ty t"ru.I {rct ,tmys Rn"a1',i!, j*22sm Cold H wlth dlpFlpe

3.14.5.6.6. Connection Layout & RecommendationsThe performance of any unvented mains fed cylinder is always limited by the supply of mains water

How to drain the System1. Switchofftheelectrical powertotheimmersionheate(s)andshutdowntheboiler.Closethestopcock valve.2. Open a hot water tap on or

c)d)i)ii)i ii)iv)b) have a vertical section of pipe at least 300mm long, below the tundish before any elbows orbends in the pipeworkbe installed