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Installation Instructions
Solar Collector Kit
Solar Collector Add On Kit
NPT 200 SOLAR COLLECTORS
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 and pressures.
This collector kit must be installed and serviced by a qualified person
Please leave this guide with the householder.
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Table of Contents
Related Manuals for Rheem NPT 200
Summary of Contents for Rheem NPT 200
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Page 1: Installation Instructions
Installation Instructions Solar Collector Kit Solar Collector Add On Kit NPT 200 SOLAR COLLECTORS 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 and pressures. - Page 2 WARNING: Plumber – Be Aware The solar hot and solar cold pipes between the solar storage tank and the solar collectors MUST BE of copper. All compression fittings must use brass or copper olives. The full length of the solar hot and solar cold pipes MUST BE insulated. The insulation must: ...
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Page 3: Table Of Contents
CONTENTS HOUSEHOLDER - This installation instruction booklet is intended for the installer but you may find it of interest. Components And Kit Contents ..........4 System Installation ..............5 Installation – Solar Storage Tank ..........7 Installation – Solar Collectors ............ 8 Roof Assembly Of Solar Collectors ......... -
Page 4: Components And Kit Contents
The collector kits are suitable for: Collector Kit (1 or 2 solar collectors) 299139 NPT 200 solar collectors Screwed fittings Collector Add On Kit (for each additional solar collector) 299140... -
Page 5: System Installation
SYSTEM INSTALLATION THIS WATER HEATER IS NOT SUITABLE FOR POOL HEATING. The system is suitable for installation with NPT 200 solar collectors as part of an open circuit system installation. The system is not suitable for installation above 400 metres altitude. - Page 6 SYSTEM INSTALLATION INSTALLATION STANDARDS The water heater must be installed: by a qualified person, and in accordance with the installation instructions, and in compliance with Standards AS/NZS 3500.4 or AS/NZS 3500.5:2012 Section 3 (for a Class 1a or Class 10 building) as applicable under the Plumbing Code of Australia, AS/NZS 3000 and all local codes and regulatory authority requirements.
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Page 7: Installation - Solar Storage Tank
INSTALLATION – SOLAR STORAGE TANK SOLAR WATER HEATER STORAGE TANK LOCATION The solar storage tank should be installed close to the most frequently used outlet and its position chosen with safety and service in mind. Consideration must also be given to the position of the solar storage tank in relation to the solar collectors. -
Page 8: Installation - Solar Collectors
INSTALLATION – SOLAR COLLECTORS SOLAR COLLECTOR LOCATION Consideration must be given to the position of the solar collectors in relation to the solar storage tank. There are limitations on both the maximum length of the solar hot and solar cold pipes and the maximum height between the solar storage “Solar Collector Location”... - Page 9 INSTALLATION – SOLAR COLLECTORS Maximum Number of Collectors The maximum recommended number of these non-selective collectors for each tank size as part of an open circuit system is: – 4 x NPT200 collectors 410 model tank – 3 x NPT200 collectors 325 model tank ...
- Page 10 INSTALLATION – SOLAR COLLECTORS INCLINATION OF SOLAR COLLECTORS To help maximise system performance, solar collectors should be installed with an optimum inclination. This is equal to 90% to 100% of the local latitude angle when collectors are oriented within 60° of true north or true south, and between 10°...
- Page 11 INSTALLATION – SOLAR COLLECTORS CYCLONIC OR HIGH WIND AREAS For an installation of solar collectors on a pitched roof in a cyclonic or high wind area, a suitable With Pitch frame is required. Refer to your local Solar Distributor for details. The installation of these solar collectors on a suitable frame, subject to the frame’s design criteria not being exceeded: ...
- Page 12 INSTALLATION – SOLAR COLLECTORS PIPE LENGTHS The solar hot and solar cold pipes between the solar storage tank and the solar collectors shall: be of bendable grade or hard drawn copper tube. Annealed or soft copper shall not to be used. ...
- Page 13 INSTALLATION – SOLAR COLLECTORS WARNING: Plumber – Be Aware The solar hot and solar cold pipes between the solar storage tank and the solar collectors MUST BE of copper. All compression fittings must use brass or copper olives. The full length of the solar hot and solar cold pipes MUST BE insulated.
- Page 14 INSTALLATION – SOLAR COLLECTORS WARNING: Plumber – Be Aware The insulated copper pipe work: should be fixed at suitable locations to prevent or reduce the possibility of noise from water hammer and vibration from occurring is not to be placed or installed in contact with plastic pipe work. Likewise, plastic pipe work is not to be placed or installed in contact with the insulated copper pipe work after the collector circuit is installed.
- Page 15 INSTALLATION – SOLAR COLLECTORS Maximum Height to Collectors The maximum height of a pumped open circuit solar installation, from the solar controller (circulator) to the top of the solar collectors, is determined by the maximum recommended total pipe length for the system and the water supply pressure.
- Page 16 INSTALLATION – SOLAR COLLECTORS Pressure Testing The solar water heater, including the collector circuit, is to be isolated during the testing and commissioning of the heated water reticulation system in a building in accordance with Clause 9.3 (a) of AS/NZS 3500.4:2015 or Clause 3.34.2 (a) of AS/NZS 3500.5:2012 for a Class 1a or Class 10 building as applicable under the Plumbing Code of Australia.
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Page 17: Roof Assembly Of Solar Collectors
ROOF ASSEMBLY OF SOLAR COLLECTORS Notes: These solar collectors have passed the AS/NZS 2712 requirements for resistance to hailstone damage, so it is not normally necessary to fit a guard to a collector. Stone Guards are available to provide a level of protection to the collectors against vandalism or accidental damage. - Page 18 ROOF ASSEMBLY OF SOLAR COLLECTORS Numbers in parentheses refer to items in the diagrams on pages 31 (two solar collector installation) and 32 (three or four solar collector installation). DO NOT MODIFY THESE PARTS IN ANY WAY. Solar Frame: If a solar frame is to be installed, determine the location of the “Solar Collector Location”...
- Page 19 ROOF ASSEMBLY OF SOLAR COLLECTORS Position top Ensure the end of the collector angle (1) at the outlet side (left hand side) of of collector Horizontal the solar collectors is higher up the roof than the end of the collector angle as low as practical at the inlet side (right hand side) of the solar collectors by:...
- Page 20 ROOF ASSEMBLY OF SOLAR COLLECTORS Note: Fixings must penetrate only through the high point in the roof material profile. AS/NZS 3500.4 states a minimum of three (3) screws 40 mm long be used per fixing strap. Longer screws or anchors may be required to achieve a 40 mm minimum embedment into rafters for a metal roof.
- Page 21 ROOF ASSEMBLY OF SOLAR COLLECTORS Collector Strap (top) – Pitched Roof Installation: Position a collector strap (2) against the top end of each solar collector (17). Tile Roof: Remove the tiles on the next row above the top edge of the solar collectors (17) to expose the rafters.
- Page 22 ROOF ASSEMBLY OF SOLAR COLLECTORS 11. Solar Hot and Solar Cold Pipes: Install the solar cold pipe from the solar storage tank to the solar collectors (17) and the solar hot pipe from the solar collectors (17) to the solar storage tank. The solar hot and solar cold pipes should be a minimum DN15, but sized to “Pipe Lengths”...
- Page 23 ROOF ASSEMBLY OF SOLAR COLLECTORS 13. Hot Sensor Lead – Collector Connection: Insert the sensor probe of the hot sensor lead assembly (9) into the sensor connector (4), ensuring the ‘O’ ring is in position on the probe. Lock it into position with the locking washer and clip provided.
- Page 24 ROOF ASSEMBLY OF SOLAR COLLECTORS INSTALLATION CHECK LIST Once the installation is complete, it is important to check the following: Maximum recommended total combined solar hot and solar cold pipe length is not exceeded. Solar hot and solar cold pipes are insulated in accordance with the installation instructions.
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Page 25: Connection Details
CONNECTION DETAILS COUPLING COLLECTOR TO COLLECTOR – SCREWED FITTING Refer to installation diagrams on pages 32 for position and Detail A page 25. Seat an ‘O’ ring (6) into each of the collector connections to be joined. Fit a collector union (3) to each collector connection of the first solar collector (17) to receive the second solar collector and screw in the unions until they seat firmly against their ‘O’... -
Page 26: Blanking Disc
CONNECTION DETAILS END PLUG ASSEMBLY – SCREWED FITTING Refer to installation diagram on page 31 for position and Detail B on page 26. Seat an ‘O’ ring (6) into the collector connection. Place a blanking disc (7) over the seated ‘O’ ring (6). Place the end plug (5) into the collector connection and screw in until it seats firmly against the blanking disc (7), applying medium pressure with a spanner to tighten. - Page 27 CONNECTION DETAILS COUPLING COLD AND HOT PIPES TO COLLECTOR – SCREWED FITTING Refer to installation diagram on page 31 for position and Detail C on page 27, Detail D on page 28 and Detail E on page 28. Seat an ‘O’ ring (6) into the collector connection. Place the connector (10) into the collector connection and screw in the union until it seats firmly against the ‘O’...
- Page 28 CONNECTOR SENSOR 30° (DOMESTIC LOLINE ONLY) DETAIL SHEET - FO Perpendicular to roof (ITEMS WITH P/No's, ARE SUPPLI ° RHEEM DOMES Tiled roof Down roof Hot sensor & connector assembly range is from perpendicular to maximum 30° off perpendicular "down" roof...
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Page 29: Pipe Work Roughing In Dimensions
PIPE WORK ROUGHING IN DIMENSIONS Refer to the diagrams for roughing in dimensions for pipe work to the solar collectors and to the solar storage tank. Electric Boost Solar Storage Tank Pipe Work to Solar Solar Solar Hot Storage Tank Cold Cold Inlet Outlet... - Page 30 PIPE WORK ROUGHING IN DIMENSIONS Solar Pipe Work Roughing In Dimensions Pipe Work to Solar Collectors 1 Collector 1240 1880 2 Collectors 2360 1880 DIMENSIONS 3 Collectors 3480 1880 4 Collectors 4600 1880...
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Page 31: Installation - Solar Collectors
15. Label – solar hot pipe End plug ‘O’ ring 16. Label – solar cold pipe Blanking disc Hot sensor lead assembly (Supplied separately) 10. Connector 17. Solar collector Solar Loline Collector Installation (Exploded View) with NPT 200 Solar Collectors. - Page 32 INSTALLATION – SOLAR COLLECTORS INSTALLATION – ADDITIONAL SOLAR COLLECTOR – SCREWED FITTING SUPPLIED IN COLLECTOR ADD ON KIT (SCREWED FITTINGS) (299140) Collector angle 13. Screws Collector strap Collector union (Supplied separately) ‘O’ ring 17. Solar collector...
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Page 35: Warranty Note
WARRANTY NOTE The solar water heater and its components are covered by a manufacturer’s warranty. For full details, refer to the Owners Guide and Installation Instructions supplied with the solar storage tank. The part extracts from the “Terms Of The Warranty And The Exclusions To It” of the water heater Warranty should be noted before commencing the installation of the solar collectors. - Page 36 Revision Date: 2016 August 129870N RHEEM AUSTRALIA PTY LTD - ABN 21 098 823 511 1 Alan Street Rydalmere NSW 2116 Australia (PO Box 7508 Silverwater NSW 2128 Australia) PATENTS This water heater may be protected by one or more patents or registered designs in the name of Rheem Australia Pty Ltd.