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Installer’s Guide Important InFormatIon Read This Document First On completion, sign and leave with owner Pre Boosted Gas Solar Water Heater MP15 Models: DN15DS DL15DS Installation only by a licensed tradesperson and in accordance with: • AS/NZS 3500.4 “National Plumbing & Drainage Code Hot Water Supply Systems –...
Pre Boosted Gas Solar Water Heater MP15 Rough In Diagram Notes Return from solar collectors 1. All pipe work must comply with AS/NZS 3500.4. Cold water inlet Flow to solar collectors 2. All solar system pipes must be ½" copper. 3.
Pre Boosted Gas Solar Water Heater MP15 Installer’s Guide Installer’s Guide parts Included With the Water Heater • Inside the water heater’s carton is a box containing the following parts required to complete installation: Description Part No. DN15 (½") Y LINE STRAINER H4323 VALVE –...
Pre Boosted Gas Solar Water Heater MP15 Installer’s Guide Installer’s Guide read this Document First Step 1 • This Installer’s Guide and the Owner’s Manual contain important information about installation and use of this water heater. Note: For an easier installation, please read this document before you begin.
Pre Boosted Gas Solar Water Heater MP15 Installer’s Guide Installer’s Guide removal of Existing tank Step 3 • The existing tank (if applicable) should be drained and removed in a responsible manner. Note: Do not drain on to grass or garden beds. Tank Alignment Wall placement of new tank...
Pre Boosted Gas Solar Water Heater MP15 Installer’s Guide Installer’s Guide Water Connections Step 5 • Using correct plumbing methods, connect the cold water pipe to the storage tank. • It is mandatory to fit the following Hot water outlet Hot water outlet items between the supply main and the RP¾"/20mm socket in the water...
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Pre Boosted Gas Solar Water Heater MP15 Installer’s Guide Installer’s Guide • Pipes must be fully insulated with UV stabilized insulation suitable for Pipes must be fully solar working temperatures. We insulated with UV recommend Armaflex DuoSolar / stabilized insulation suitable for solar working Solar insulation, minimum 13mm temperatures, minimum...
West East Surface Plate West East A. Dux preferred range B. Industry accepted range A. Dux preferred range C. If orientations A or B are not practical, an additional collector can be B. Industry accepted range installed at the home owner’s discretion in range C (not required north C.
Pre Boosted Gas Solar Water Heater MP15 Installer’s Guide Installer’s Guide Collectors – Important points Step 8 • Inspect fittings after collectors are pressurized with water. Critical: Fittings must be as tight as possible. Warning: Only pressurize the the collectors for inspection and de-pressurize them immediately after inspection.
Pre Boosted Gas Solar Water Heater MP15 Installer’s Guide Installer’s Guide Collectors – attaching to roof Step 9 For Both Metal and Tiled Roofs • Locate the lower mounting rail a minimum of 500mm distance from the gutter, or greater if roof allows. 500mm Note: Ensure that the rail is parallel with the gutter.
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Pre Boosted Gas Solar Water Heater MP15 Installer’s Guide Installer’s Guide For Tiled Roofs Only • Carefully remove a roof tile and locate the nearest roof truss. • Attach the first (2 per mounting rail) Collector Strap stainless steel collector strap to the mounting rail.
Pre Boosted Gas Solar Water Heater MP15 Installer’s Guide Installer’s Guide Collectors – attaching Fittings Step 12 Hold fitting A while tightening nut B to prevent twisting the header pipe All connections must be brass and all pipe work must be copper •...
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Pre Boosted Gas Solar Water Heater MP15 Installer’s Guide Installer’s Guide Step 13 • Secure the collectors to the mounting rail with the Z brackets, screws, nuts and bolts provided with the water heater. Step 14 Collector 24mm self tapping clamp bracket galvanised screw •...
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Pre Boosted Gas Solar Water Heater MP15 Installer’s Guide Installer’s Guide Step 16 ~40mm ~40mm • Connect collector flow and return pipes to the collectors. • Ensure that you connect the solar flow (cold) and solar return (hot) pipes to the correct connections: –...
Pre Boosted Gas Solar Water Heater MP15 Installer’s Guide Installer’s Guide 4 Way Union assembly Step 17 • Using correct plumbing methods, install the 4 Way Union assembly and automatic air vent valve at the Valve must be highest point in the system, at vertical and at the top of the collector diagonally highest point in...
Pre Boosted Gas Solar Water Heater MP15 Installer’s Guide Installer’s Guide Flashing Step 18 • As per local authority regulations, use an approved method of flashing on the flow and return lines, e.g. Dektite or lead collars. • Where flow and return lines penetrate the roof surface, the penetration must occur on the high side of the Flexible...
Pre Boosted Gas Solar Water Heater MP15 Installer’s Guide Installer’s Guide temperature Sensor Step 19 • Insert the end of the collector temperature sensor (supplied in collector rail kit) into the sensor dry Critical: To ensure the well. collector temperature sensor •...
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Pre Boosted Gas Solar Water Heater MP15 Installer’s Guide Installer’s Guide Step 20 Warning: If the collector • Align the pin positions carefully and temperature sensor cable is press home the collector temperature exposed to atmosphere, you sensor (Part No. H0403) into the 20 must insulate the cable from metre collector temperature sensor UV radiation damage.
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Pre Boosted Gas Solar Water Heater MP15 Installer’s Guide Step 21 • Locate the pre-installed collector temperature sensor cable (Part No. H0401) coming out of the side of the water heater’s cover (see illustration below). • Remove the protective cap from the end of the collector temperature sensor cable.
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Pre Boosted Gas Solar Water Heater MP15 Installer’s Guide Step 22 Warning: Pre-installed • Attach the 20 metre collector collector sensor is silicon temperature sensor cable (Part rubber, but may require No. H0402) to the end of the pre- additional conduit protection. installed collector temperature sensor cable (Part No.
Pre Boosted Gas Solar Water Heater MP15 Installer’s Guide non return Valve Step 23 • A solar non return valve is included with this water heater, and must be fitted to comply with warranty conditions. • We recommend fitting the non return valve at the solar return pipe connection.
Pre Boosted Gas Solar Water Heater MP15 Installer’s Guide Step 25 • The solar pump module must be continuously powered to provide system protection in all ambient extremes. • Install a Weatherproof GPO for the system. • This water heater is designed for connection to Continuous Tariff for the Solar Pump Module.
Pre Boosted Gas Solar Water Heater MP15 Installer’s Guide Gas Connection Step 27 • Connect the gas line to the gas inlet coming from the lower right side of the cover (see illustration). Plumb to waste • Fit an AGA approved isolating gas cock in the supply line adjacent to To solar the water heater gas connection.
Pre Boosted Gas Solar Water Heater MP15 Commissioning the System This water heater uses several staged valve units to control the flow of water through the gas booster and solar plumbing circuits. When the water heater is switched on, both the valves and gas system need to be initialised.
Pre Boosted Gas Solar Water Heater MP15 Commissioning Checklist Tick Task See Step No. Installer’s Guide read Safety audit conducted Existing tank removed Tank positioned on a level base in accordance with all plumbing and building regulations ...
Upon completion of installation, this document be given to the home owner in its entirety. When required by Dux Hot Water, the home owner will provide this document as evidence that the installation of the solar water heater was carried out in accordance with Dux Hot Water installation requirements.
Pre Boosted Gas Solar Water Heater MP15 System Components System Components PTR valve To drain pipe Hot water outlet to house Cold Water Inlet Solar collector return Cold water outlet to solar collector Gas inlet Automatic Air Vent Valve To solar collector pipe H4099 4099 Rev.
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Pre Boosted Gas Solar Water Heater MP15 System Components System Components System Components Burner unit Backing plate Diverter valve Hotlogic controller Solar drain pipe ® Pump Solar flow pipe (to collector) Gas valve Solar non return valve Gas inlet pipe PTR Valve (drain to waste) H4099 4099...
Pre Boosted Gas Solar Water Heater MP15 Exploded Diagrams System Components Automatic Air Vent Valve Bush 15mm female tee Union 15mm M × 15mm C DETAIL B Sensor dry well DETAIL A Hex nipple Union 1" C × ½" M Union conetite End stop 1"...
Pre Boosted Gas Solar Water Heater MP15 Flue Clearances Use the information below from AS 5601 Gas Installations when determining the location of the water heater. Shaded areas are prohibited areas for flue terminals. LEGEND: Flue terminal Openabl e w i ndow Mec hanic al air inlet M = Gas meter = Elec tric ity meter...
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Pre Boosted Gas Solar Water Heater MP15 Pre Boosted Gas Solar Water Heater MP15 Models: DN15DS DL15DS For Advice, Repairs And Service, Call: 1300 365 115 (Australia) 0800 729 389 (New Zealand) H4099 4099 Rev. D...
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