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Dux DL15DS, Installer'S Manual, Page: 2 / 32

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Pre Boosted Gas Solar Water Heater MP15

H4099    4099    Rev. D

Installer’s Guide

Rough In Diagram 

1

Parts Included With The Water 
Heater 

2

Model Numbers 

2

Read This Document First 

3

Safety Audit 

3

Removal of Existing Tank 

4

Placement of New Tank 

4

Water Connections 

5

Pipes – Important Points 

5

Collectors – Alignment and 
Inclination  

7

Collectors – Important Points 

8

Collectors – Attaching to Roof 

9

Collectors – Attaching Fittings 

11

4 Way Union Assembly 

14

Flashing 

15

Temperature Sensor  

16

Non Return Valve 

20

PTR Valve and Solar Drain 

20

GPO 

21

Tempering Valve 

21

Gas Connection 

22

Commissioning the System 

23

Commissioning Checklist  

24

Installation Declaration 

25

Exploded Diagrams 

28

Flue Clearances 

29

© Dux Manufacturing Limited 2012. All rights reserved.

Summary of Contents for DL15DS

Page 1: ...April 2011 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 Acceptable Solutions AS5601 A...

Page 2: ...rtant Points 5 Collectors Alignment and Inclination 7 Collectors Important Points 8 Collectors Attaching to Roof 9 Collectors Attaching Fittings 11 4 Way Union Assembly 14 Flashing 15 Temperature Sens...

Page 3: ...ocal plumbing codes Treat as a PTR valve Plumb to waste to comply with AS NZS 3500 4 and local plumbing codes Wall Return from solar collectors Flow to solar collectors Gas pipe Cold water inlet 450mm...

Page 4: ...llowing parts required to complete installation Description Part No DN15 Y LINE STRAINER H4323 VALVE SOLAR NON RETURN SNR502 H4508 VALVE MIX SOLAR MIX11116 H3566 PT VALVE HT55 1000kPa H0443 OWNER S MA...

Page 5: ...in 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 Prior to working a...

Page 6: ...ilding regulations Note We recommend a plinth be installed under the water heater where the water heater is subjected to wet conditions Refer to the section called Rough In Diagram on page 1 for detai...

Page 7: ...n accordance to the plumbing code We recommend the use of new valves for all Installation Refer to plumbing code and or local requirements The hot water line should be connected to the hot water outle...

Page 8: ...hat allow air to be trapped the minimum number of bends in the pipes are used Flow and return lines should be neatly installed and hidden inside the roof cavity if possible Take care when running flow...

Page 9: ...llector 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 a...

Page 10: ...de 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 th...

Page 11: ...ce 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 rubbe...

Page 12: ...and 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 thi...

Page 13: ...g 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 fittings Ensure you use the corre...

Page 14: ...water 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 an...

Page 15: ...cold 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 pi...

Page 16: ...t stand vertically straight towards the 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 seal...

Page 17: ...d 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 flexible waterproof...

Page 18: ...ing clip Cable securing clip Collector temperature sensor Sensor secured by clip Critical To ensure the collector temperature sensor functions properly ensure that the sensor cable is firmly secured b...

Page 19: ...you must insulate the cable from UV radiation damage Warning Sensor connector pins align one way only When attaching sensors carefully align the connector pins with the correct holes taking care not t...

Page 20: ...or 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 Rem...

Page 21: ...ector pins align one way only When attaching sensors carefully align the connector pins with the correct holes taking care not to bend or damage them Warning Pre installed collector sensor is silicon...

Page 22: ...ed to waste to comply with AS NZS 3500 4 and local plumbing codes The panel drain line must be plumbed safely to the waste drain and must comply with AS NZS 3500 4 and local plumbing codes This system...

Page 23: ...o Continuous Tariff for the Solar Pump Module Warning Power cables should be routed away from any hot water pipes If this is not practical insulate the hot water pipes to avoid direct contact with the...

Page 24: ...hown in the table right Ensure that the supply pipe and the gas pressure regulator have sufficient flow capacity for this and other appliances connected to the fitting line Before connecting the appli...

Page 25: ...process takes several minutes to complete Please observe the following system startup process when the unit is commissioned Step 28 Ensure gas is OFF Fill tank Warning Warning Do not turn power on unt...

Page 26: ...hot water pipes connected 5 6 Collectors aligned and attached to roof 7 11 Fittings attached to collectors 12 16 4 Way Union Assembly fitted 17 Roof penetration sealed with a flexible waterproof flash...

Page 27: ...al 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 owner will provide this do...

Page 28: ...System Components 3 9 7 8 2 1 4 6 5 System Components 1 PTR valve 6 To drain pipe 2 Hot water outlet to house 7 Cold Water Inlet 3 Solar collector return 8 Cold water outlet to solar collector 4 Gas...

Page 29: ...1 Burner unit 7 Backing plate 2 Fan 8 Diverter valve 3 Hotlogic controller 9 Solar drain pipe 4 Pump 10 Solar flow pipe to collector 5 Gas valve 11 Solar non return valve 6 Gas inlet pipe 12 PTR Valve...

Page 30: ...11 16 15 14 System Components 1 Automatic Air Vent 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 9 End stop 1 Conetite 10 Union 1...

Page 31: ...er 150 MJ h input up to 200 MJ h input 1500 300 Appliances over 200 MJ h input up to 250 MJ h input 1500 500 Appliances over 250 MJ h input 1500 1500 j All fan assisted flue appliances in the directio...

Page 32: ...re Boosted Gas Solar Water Heater MP15 H4099 4099 Rev D For Advice Repairs And Service Call 1300 365 115 Australia 0800 729 389 New Zealand Models DN15DS DL15DS Pre Boosted Gas Solar Water Heater MP15...

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