Kelvinator solar hot water systems installation diagram – electric boosted evacuated tube collectors 17Installation diagram – electric boosted evacuated tube collectorsTiled roof – preferred method: Connect roof straps from bottom rail andtop edge of collectors to vertical roof beams. Secure with 2 screws at topof beams. Connect roof straps from bottom rail and top of collectors tohorizontal beams if vertical beams are not accessible.All numbered items are supplied with the hot water system. Please refer to the Components list for details. Items which are not numbered are not supplied andneed to be supplied by the installer in accordance with local plumbing requirements. Installation of this hot water system must be completed by an authorised andlicensed person in accordance with all local regulations, including AS3500 plumbing and drainage requirements and AS3000 electrical wiring standards.Bottom rail connection viewedfrom above10-15mmfrom horizontalbottom railassembly1.5mrelief valveuncontrolledhot wateroutlet(kitchen,laundry)tempered(50°C) hotwater outlet(bathrooms)temperingvalve20-30mmfrom horizontal30-45mmfrom horizontalConnecting strap viewed fromroof cavityComponents shown in grey are only used in 2 and 3 collector panel connectionsSecure with screws on topand back edge of beamIron roof: Connect bottomrail and top edge ofcollectors to iron roof.Connecting top ofcollectors to tiledroof using twistedmetal straps.isolatingand nonreturnvalvepressure limitingvalve (600kPa)may be requiredif pressureexceeds 600kPapressure reliefvalve (700kPa)may be requiredrefer to localplumbingguidelinesdraincoldinletflowØ20mmconduitreliefvalvefromsolarreturnhorizontalinsert sensor here thenapply silicone to seal.Cable tie the sensorwire to outside of thepipe insulation, ensuringthat the wire does nottouch the hot pipe.outletearth terminalearthneutral terminalwiring terminalblockelementthermostatactive terminalconduit adaptorgoes in here andlocking ring holds it1/2"nipple