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Rheem NPT 200, Installation Instructions Manual

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Rheem NPT 200 Installation Instructions Manual Download Page 25

CONNECTION DETAILS 

25 

 
 
 

(ITEMS WITH P/No's, ARE SUPPLIED IN ROOF KITS) 

DOMESTIC SOLAR DRAIN BACK

DETAIL SHEET - FOR NPT 200 COLLECTORS

 

 
 

DETAIL F 

– CLAMPING COLLECTOR TO COLLECTOR RAIL – BOTTOM 

 
 
 

(ITEMS WITH P/No's, ARE SUPPLIED IN ROOF KITS) 

DOMESTIC SOLAR DRAIN BACK

DETAIL SHEET - FOR NPT 200 COLLECTORS

 

 
 

DETAIL G 

– CLAMPING COLLECTOR TO COLLECTOR RAIL – TOP 

 

Summary of Contents for NPT 200

Page 1: ...nstallation Instructions Collector Kit Collectors with Screwed Fittings NPT200 SOLAR COLLECTOR WARNING Plumber Be Aware Use copper pipe ONLY Plastic pipe MUST NOT be used It is a requirement of a solar water heater installation that all pipe work be in copper and not plastic due to the effects of high water temperatures ...

Page 2: ...materials may vary in temperature tolerance be at least 13 mm thick however thicker insulation may be required to comply with the requirements of AS NZS 3500 4 be weatherproof and UV resistant if exposed extend through any penetrations in the eaves ceiling and roof cover valves and fittings in the solar hot and solar cold pipe work be fitted up to and cover the connections on both the solar storag...

Page 3: ...r but you may find it of interest Components And Kit Contents 4 Installation Solar Storage Tank 5 System Installation 5 Solar Collector Location 6 Roof Assembly Of Solar Collectors 13 Connection Details 21 Pipe Work Roughing In Dimensions 26 Installation Solar Collectors 28 Warranty Note 31 ...

Page 4: ...12105000 two collectors 347547 Installation instructions roof kit 2NPT drain back 1 331846 Collector rail 1650 mm long 2 330847 Collector straps 4 331928 Collector clamps 8 330350 Hex screw set S S 5 16 x 3 4 8 330354 Washer S S 5 16 8 330806 Nut S S 5 16 8 345096 Silicone rubber washer 31 x 22 5 x 2 0 mm 8 330695 Collector connector assembly L M33 2 063603 Connector M33 NPT 2 331656 Olive copper ...

Page 5: ...m installation An indirect closed circuit system has a collector circuit which is separate from the potable water in the solar storage tank Closed circuit fluid circulates through and collects heat from the solar collectors before circulating through a heat exchanger where the heat is transferred to the potable water of the solar storage tank The system is suitable for installation in areas subjec...

Page 6: ...itude angle The latitude of some Australian cities are listed on page 7 Solar collectors may be installed at the roof angle for simplicity of installation and appearance but must never be less than 10 from the horizontal for an indirect closed circuit drain back system If the roof angle varies by 15 from the correct angle efficiency will be reduced by 10 For a solar collector installation on a roo...

Page 7: ...sary Refer to your local Solar Distributor for details The installer must ensure the structural integrity of the building is not compromised by the solar water heater installation and the roof structure is suitable to carry the full weight of the solar collectors If in doubt the roof structure should be suitably strengthened Consult a structural engineer Each solar collector and its fittings weigh...

Page 8: ...ns at the solar collectors and at the solar storage tank The solar cold pipe connects to the bottom of the solar collector and may connect to either the left or right hand side The solar hot pipe must connect to the top of the solar collector diagonally opposite to the solar cold pipe connection The lowest corner of the solar collector installation in an indirect closed circuit system which is whe...

Page 9: ...if exposed extend through any penetrations in the eaves ceiling and roof cover valves and fittings in the solar hot and solar cold pipe work be fitted up to and cover the connections on both the solar storage tank and the solar collectors The insulation will offer corrosion protection to a metal roof against water runoff over the copper pipe assist in avoiding accidental contact with the solar pip...

Page 10: ...ings as the rubber washer may not seal properly Maximum tightening torque is 15 Nm Tighten fittings by hand and then add an additional half turn with spanner The pressure applied to the solar circuit and solar collectors during a pressure test of an indirect closed circuit system MUST NOT exceed 200 kPa otherwise damage may result to the solar collectors Refer to Pressure Testing on page 12 Upon c...

Page 11: ...irculate closed circuit fluid through heights greater than 7 5 m and solar gain will not be achieved An additional or auxiliary pump cannot be added to this system nor can the pump supplied with the system be replaced with another pump to increase the maximum height of the system Note The top of the solar storage tank must be a minimum of 500 mm below the bottom of the solar collectors for the sys...

Page 12: ...a building site Indirect Closed Collector Circuit Warning The pressure applied to the solar circuit and solar collectors during a pressure test of an indirect closed circuit system MUST NOT exceed 200 kPa otherwise damage may result to the solar collectors The solar circuit and solar collectors are to be isolated from the solar storage tank for the duration of the pressure test Indirect Closed Sys...

Page 13: ...placement part Should the solar collector require replacement contact your local Solar Distributor for details Warning Do not remove the solar collector packaging completely prior to the installation as the solar collector surface can become very hot Remove only sufficient packaging material to enable the installation of the solar collectors Upon completion of the installation of the NPT200 solar ...

Page 14: ...e roof from the horizontal than the end of the collector rail at the inlet side of the solar collectors This is to ensure there is sufficient angle for the hot sensor housing to be completely surrounded by closed circuit fluid when the pump is on and to assist in complete drain back of closed circuit fluid from the solar collectors in an indirect closed circuit system Failure to adhere to this req...

Page 15: ... Solar Cold Pipe Connection horizontal 10 15mm from horizontal 20 30mm from horizontal Solar Hot Pipe Connection Hot Sensor Connection Solar Cold Pipe Connection SOLAR DRAINBACK COLLECTOR INSTALLATION COLLECTOR RISE FROM HORIZONTAL 2 x COLLECTORS S S 0 NOTES If the roof material is not even where the collectors are to be installed then it may be necessary to add 10mm for each collector in the arra...

Page 16: ...d fix the stands to the roof following the instructions provided with the stands Ensure the collector rail 1 is at the correct angle from the horizontal to achieve the required fall across the solar collectors Solar Stand Flat Roof Installation Determine the location of the variable pitch stand Assemble and fix the stand to the roof following the installation instructions provided with the stand E...

Page 17: ...thetics of the installation Note Fixings must penetrate only through the high point in the roof material profile 7 Fixing Collector Top Ensure the solar collectors 17 are well seated in the collector rail 1 Pitched Roof Installation and Solar Stand Flat Roof Installation Clamp the solar collectors 17 two clamps per collector to the collector rail 1 using the clamps 13 hex screws washers and nuts p...

Page 18: ...itions Warning Plumber Be Aware It is important you refer to Warning Plumber Be Aware on page 9 for further and important information relating to the installation of the solar hot and solar cold pipes Refer also to installation diagram page 28 and to Pipe Work Roughing In Dimensions on page 26 Notes Penetrations through the roofing material must be at the high point of the roof tile or metal sheet...

Page 19: ...old Pipe label 16 to the insulation on the solar cold pipe to the solar collectors and the Solar Hot Pipe label 15 to the insulation on the solar hot pipe from the solar collectors Ensure the arrows on the labels are pointing in the correct direction of closed circuit fluid flow 16 Pressure Testing the Collector Circuit Upon completion of the solar collector and solar cold and solar hot pipe insta...

Page 20: ...ength is not exceeded Solar cold and solar hot pipe work is insulated in accordance with the installation instructions The pipe work at the connectors is orientated downward below the collector connection to ensure complete drain back of the closed circuit fluid from the solar collectors in an indirect closed circuit system The solar hot and solar cold pipes grade downwards with a continuous fall ...

Page 21: ...tallation diagram on page 28 for position and Detail B on page 23 1 Seat a washer 6 into the collector connection 2 Place a blanking disc 7 over the seated washer 6 3 Place the end plug 5 into the collector connection and screw in by hand until it seats firmly against the blanking disc 7 Tighten an additional half turn applying medium pressure with a spanner Do not over tighten HOT SENSOR HOUSING ...

Page 22: ...old pipe Position the cold pipe into the connector 10 seat the olive 12 and tighten the compression nut 11 4 Repeat this procedure with the connector 10 to couple the solar hot pipe to the solar collector 17 CLAMPING COLLECTOR TO COLLECTOR RAIL Refer to installation diagram on page 28 for position and Detail F on page 25 and Detail G on page 25 1 Position the collector clamp 13 over the hole in th...

Page 23: ...ED IN ROOF KITS ARDS DOMESTIC SOLAR DRAIN BACK GTS DESIGN FOR AUSTRALIS SERIES 2 AND TITAN SERIES 2 COLL DETAIL A COLLECTOR UNION ASSEMBLY SCREWED FITTING DETAIL B END PLUG ASSEMBLY SCREWED FITTING DETAIL C HOT SENSOR HOUSING ASSEMBLY SCREWED FITTING ...

Page 24: ...ETAIL SHEET FOR AUSTRALIS SE DETAIL D CONNECTOR ASSEMBLY SCREWED FITTING SOLAR HOT CONNECTION TO SOLAR COLLECTOR ITEMS WITH P No s A EDWARDS DOMESTIC S DETAIL SHEET FOR AUSTRALIS S DETAIL E CONNECTOR ASSEMBLY SCREWED FITTING SOLAR HOT CONNECTION TO SOLAR COLLECTOR ...

Page 25: ...ONNECTION DETAILS 25 IED IN ROOF KITS AIN BACK 0 COLLECTORS DETAIL F CLAMPING COLLECTOR TO COLLECTOR RAIL BOTTOM LIED IN ROOF KITS AIN BACK 0 COLLECTORS DETAIL G CLAMPING COLLECTOR TO COLLECTOR RAIL TOP ...

Page 26: ...AIN BACK PIPEWORK ROUG Remote Gas Boost and Integrated Boost Solar Storage Tanks Indirect Closed Circuit A B C D Pipe Work to Solar Storage Tank Solar Hot Cold Hot Outlet Cold Inlet Gas VSi160 integrated gas boost 1958 1206 402 1206 VSi160 remote gas boost 1958 1615 402 Note Allow at least an additional 200 mm above the solar hot flow and solar cold return fitting dimensions for roughing in pipe t...

Page 27: ...PIPE WORK ROUGHING IN DIMENSIONS 27 IMENSIONS Solar Pipe Work Roughing In Dimensions Pipe Work to Solar Collectors E F 2 Collectors 2260 1875 ...

Page 28: ...cold pipe connection INSTALLATION TWO COLLECTORS WITH SCREWED FITTING Solar Drain Back System Two NPT 200 Collector Installation Exploded View Solar Collectors SUPPLIED IN ROOF KIT 2 COLLECTORS 12105000 SUPPLIED IN TWO COLLECTOR KIT SCREWED FITTINGS 12105000 1 Collector rail 2 Collector strap 3 Collector union 4 Sensor housing 5 End plug 6 Washer 7 Blanking disc 9 Hot sensor lead assembly 10 Conne...

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Page 31: ...the indirect closed circuit system with the closed circuit fluid ice formation in the pipe work to or from the water heater d Where the solar water heater or solar water heater component has failed directly or indirectly as a result of ice formation in the water ways of a solar water heater system where the system has not been installed in accordance with the water heater installation instructions...

Page 32: ...by one or more patents or registered designs in the name of Rheem Australia Pty Ltd TRADEMARKS Registered trademark of Rheem Australia Pty Ltd TM Trademark of Rheem Australia Pty Ltd Note Every care has been taken to ensure the accuracy in preparation of this publication No liability can be accepted for any consequences which may arise as a result of its application 32 ...

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