SUNPRO D2FL20 Installer'S Manual Download Page 3

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Installer’s Guide – (Gas Post-Boost) Solar Water Heater

H4110 4110 Rev. F

Rough In Diagram

Approximate location of pipework. A tolerance of 25mm is acceptable to dimensions shown in table below.

Note:

Ensure pipes protrude horizontally from wall, and leave enough length of pipe to allow easy

connections.

250 L

315 L

400 L

Tank Height

1444

1754

1703

Overall diameter

617

705

Hot water outlet

1230

1300

1450

Tempered water outlet (mid-way between A and C)

505

540

615

Cold water inlet

220

Return from solar collectors

1231

1541

1466

Gas entry

770

820

Flow to solar collectors

600

House rebate level

100

Hot

Return

Gas

Flow

Cold

Tempering

Valve

100

Summary of Contents for D2FL20

Page 1: ...stallation Adherence to local authority and OH S regulations Victorian PIC Requirements Installer s Guide For advice repairs and service call 1300 365 115 Australia 0800 729 389 New Zealand Important...

Page 2: ...ectors Important Points 8 Collectors Attaching to Roof 9 Collectors Attaching Fittings 11 4 Way Union Assembly 14 Anti Frost Valve 15 Flashing 16 Temperature Sensor 17 Heat Trap Non Return Valve 19 PT...

Page 3: ...leave enough length of pipe to allow easy connections 250 L 315 L 400 L Tank Height 1444 1754 1703 Overall diameter 617 617 705 A Hot water outlet 1230 1300 1450 B Tempered water outlet mid way betwe...

Page 4: ...before you begin Safety Audit Step 2 Arrive at site park vehicle as close as allowable to installation and conduct a safety audit also known as Work Method Statements WMS or Job Site Analysis JSA Pri...

Page 5: ...Placement of New Tank Step 4 Safely position new storage tank on a level surface in accordance with all plumbing and building regulations Note We recommend a plinth be installed under the water heater...

Page 6: ...code fit any and all valves that are necessary e g tempering valves pressure limiting valves line strainer duo valves cold water expansion valves etc We recommend the use of new valves for all Instal...

Page 7: ...lines must be installed as direct as possible between tank and collector Pipes must be fully insulated with UV stabilized insulation suitable for solar working temperatures We recommend Armaflex DuoSo...

Page 8: ...tly installed and hidden inside the roof cavity if possible Take care when running flow and return lines through the roof cladding and the eaves Note Where roof and the eaves are made from asbestos sp...

Page 9: ...ector Orientation please account for the Magnetic Declination of your geographic location Collector Inclination Guide C A C A Dux preferred range B Industry accepted range C If orientations A or B are...

Page 10: ...pressurize them immediately after inspection Critical Do not leave collectors pressurised for longer than 24 hours To prevent damage collectors should be left pressurised only when connected to the s...

Page 11: ...from the gutter or greater if roof allows Note Ensure that the rail is parallel with the gutter Step 10 For Metal Roofs Only Fix roofing screws through the mounting straps on both sides using rubber g...

Page 12: ...position over the roof truss Note A minimum of 3 roofing screws of 40mm length must be used to fix the collector strap to the truss Ensure collector strap is located on truss vertically Repeat this p...

Page 13: ...f installation hold fitting A see illustration in margin while tightening nut B to prevent twisting the header pipe Critical Do not use multi grips or similar tool as you will damage the brass fitting...

Page 14: ...er heater Step 14 Repeat the process for the second collector Note Ensure this is done with full consideration to OH S regulations Care should be taken Step 15 Now position the top mounting rail and r...

Page 15: ...ld pipe connects to the bottom of the collectors the solar return hot pipe connects to the top of the collectors diagonally opposite to the solar cold pipe connection We suggest when you install pipes...

Page 16: ...sky Note If installed in top left bottom right of collector then T should be reversed When fitting the 4 Way Union assembly we recommend Loctite 577 Thread sealant and or a good quality pink teflon t...

Page 17: ...kit form and must be ordered seperately Connect the anti frost valve to the top collector connection on the opposite collector to where the thermowell air bleed valve is installed Ensure the valve is...

Page 18: ...Dektite or lead collars Where flow and return lines penetrate the roof surface the penetration must occur on the high side of the roof profile not in the valley Seal the roof penetration with a flexi...

Page 19: ...e thermowell Firmly secure the sensor using the cable securing clip Cable securing clip Collector temperature sensor Sensor secured by clip Warning Install the sensor cable such that it does not touch...

Page 20: ...or which collector sensor cable goes into which terminal block connection Ensure terminal block is covered ideally installed within the roof space and secured to a truss Do not leave exposed If the te...

Page 21: ...be neatly installed Care needs to be taken when running flow and return lines through the eaves Note Where eaves are made from asbestos specialised handling and advice is necessary If a heat trap is n...

Page 22: ...e water heater gas inlet for easy connection and removal The thread diameter is R 20mm Fit an AGA approved isolating gas cock in the supply line adjacent to the water heater gas connection Ensure that...

Page 23: ...p 25 Install a Weatherproof GPO for the system This water heater is designed for connection to the following 1 Solar Pump Module CONTINUOUS TARIFF 2 Tank Boost Off Peak single phase 240V A C supply Wa...

Page 24: ...tep 27 Gas Fitter Test operation by lighting the water heater Check that the gas inlet and test point pressures comply with the Data Plate on the side of the gas water heater If necessary adjust accor...

Page 25: ...e Low Burner Rate Step 29 Setting the Low Burner Rate Set the Lower Dip Switch Block label 2 for minimum output setting as shown below Open a hot water outlet fully in order to start combustion Slowly...

Page 26: ...shown right Open a hot water outlet fully in order to start combustion Slowly rotate the maximum gas control volume screw 4 clockwise or anti clockwise until the correct high rate test point pressure...

Page 27: ...6 Collectors aligned and attached to roof 7 11 Fittings attached to collectors 12 16 4 Way Union Assembly fitted 17 Anti Frost Valve fitted 18 Roof penetration sealed with a flexible waterproof flash...

Page 28: ...Dux Hot Water Owner s Manual supplied with the solar water heater Upon completion of installation this document must be given to the home owner in its entirety When required by Dux Hot Water the home...

Page 29: ...5 8 6 9 2 1 3 System Components 1 PTR valve 2 Hot water outlet to house 3 Cold water inlet 4 Solar collector return 5 Gas inlet 6 Cold water outlet to solar collector 7 Solar collector sensor lead 8...

Page 30: ...E 1 10 DETAIL D 10 DETAIL E 13 12 11 16 15 14 System Components 1 Air bleed valve 2 Bush 3 15mm Female Tee 4 Union 15mm M 15mm C 5 Sensor Dry Well 6 Hex nipple 7 Union 1 C M 8 Union conetite DETAIL A...

Page 31: ...13 12 11 16 15 14 A B C DETAIL A 1 2 3 4 5 6 3 7 DETAIL B 8 DETAIL C SCALE 1 10 9 DETAIL D 10 DETAIL E 13 12 11 16 15 14 C DETAIL A DETAIL C SCALE 1 10 9 DETAIL E 13 12 11 16 15 14 System Components 9...

Page 32: ...t Boost Solar Water Heater H4110 4110 Rev F For Advice Repairs And Service Call 1300 365 115 Australia 0800 729 389 New Zealand Gas Post Boost Solar Water Heater Models D2FN26 D2FL26 D3FN26 D3FL26 D4F...

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