Solar hot water installation and owner manual.
2 about this manual this manual provides information relating to the following products: leda solar hot water heater, split system with electric booster, 270, 340 & 450ltr leda solar hot water heater, split system with gas booster, 270, 340 & 450ltr the manual is split into three sections: 1. Instal...
3 index section 1 – installation instructions pre-‐installation checklist installing the hot water storage tank installing the pump and solar controller installing the flow and return lines electrical connections installing the solar collector panels installing the gas booster (for gas boosted mode...
4 section 1 – installation instructions pre-‐installation checklist 1. Ensure you are aware of all relevant standards and regulatory requirements. All leda hot water products must be installed by an authorised plumber, electrician and gas-‐fitter (for gas boosted models). Installation work must co...
5 -‐ the distance between the tank and solar collector panels should be no more than 15 metres; -‐ the tank should be located on a suitable base or plinth with sufficient drainage to prevent corrosion from rainwater ponding around the base; -‐ if installed indoors, a suitable drainage tray must b...
6 7. Determine if the location is in a frost prone area. If the location experiences frost, even on rare occasions, the appliance will require frost protection equipment. Please refer to the section entitled “frost protection”. Installing the hot water storage tank remove the hot water storage tank ...
7 assemble the plumbing fittings (see the tank parts kit components on the following pages) in accordance with the following illustration:.
8 note: if the water heater is an electric boosted solar system, the hot water supply feeds directly to the tempering valve as there is no gas booster. Also note that gas boosted tanks have no provision for an electric booster element. The pump and solar controller should be installed in conjunction...
9 hwp049 15mm fi flexible connector 175mm long 1 item 11. To connect pump assembly to 5-‐way tee at the base of the tank hwp025 5 way cold inlet tee 1 item 12. For cold inlet and solar flow connection at the base of the tank hwp005 20mm x 15mm reducing bush 1 item 13. To be used on solar return con...
10 the pump and controller assembly includes a flow meter which should be checked and adjusted, if necessary, during installation to a flow rate of one litre per minute. The illustration on the below shows the pump and controller assembly installed in situ on the side of the storage tank:.
11 installing the flow and return lines as water temperatures in the solar collector panels and pipework connecting them to the hot water storage tank can reach extreme temperatures during stagnation conditions (>150 o c) use only copper pipe and ensure it is insulated with suitable uv resistant and...
12 installing the solar collector panels the solar collector panels should be installed facing as close to north as possible (please refer to item 6 in the “pre-‐installation checklist”). The collector parts kit contains the following: part code description quantity instructions hwp511 collector se...
13 on a tile roof ensure there is sufficient roof space to allow the removal of tiles to fix the mounting rails and stainless steel mounting straps to the underlying roof rafters at the top and bottom of each panel. In this regard, note that the length of each panel is 2.04 metres. Connect the botto...
14 tighten all fittings but do not over-‐tighten. Use two spanners for each fitting; one for the fitting itself and one for the panel header nut which will ensure no damage is done to the internal copper header pipe during the tightening process. Insert the temperature sensor leading from the solar...
15 installing the gas booster (for gas boosted models only) leda solar hot water systems designed for gas boosting utilise a hot water storage tank without any electric heating element fitted. The storage tank stores solar pre-‐heated water only and the hot outlet is connected to the cold inlet of ...
16 4. Turn off the internal tap and allow the system to pressurise; 5. Turn on the electricity supply to the solar controller and circulating pump; 6. Ensure that the circulating pump is operating; if not, turn it on manually (refer to 20 for instructions); take extreme care before the next step. Re...
17 frost protection valve fit one frost protection valve to each of the bottom corner fittings of the collector array ensuring the valves do not touch the roof and face downwards (as shown above). Do not use thread sealants as this can interfere with the correct operation of the valves. Use the seal...
18 longevity, the sacrificial anode should be replaced at regular intervals not exceeding 5 years (refer to “maintenance” below). In areas with harsh water, the anode should be replaced at more regular intervals or an aluminium anode should be fitted. Please contact your leda representative in such ...
19 for this reason it is important to understand that the switch for the electric booster element should be left continuously in the ‘on’ position so the automatic thermostat can control the water temperature in the upper portion of the tank leaving the lower portion available for solar heating. Not...
20 the solar collector panels leda solar collector panels are 2.45 m 2 in area with the following specifications: dimensions: 2040 x 1200 x 100 mm absorber fins: 0.14 copper plate absorber surface: selective paint risers: copper tube headers: copper tube casing: 1.2mm black anodized aluminium backin...
21 also note that the pump will turn off for 5 minutes after two hours of operation and then turn on again automatically to prevent possible cavitation. The pump uses a very low 20-‐30 watts of power during operation and is silent during operation. It is important to understand that the pump and co...
22 frost protection in areas where frost occurs, even on rare occasions, it is important to protect your solar collector panels from freezing as the resultant damage is not covered by warranty. Even though the solar controller and circulating pump incorporate an automatic freeze protection feature (...
23 maintenance proper maintenance of your solar hot water system will ensure its correct operation and performance as well as extend its life. The relief valve easing gear on the ptr valve and ecv should be opened and closed at least once every six months. Gently pull the easing gear lever open and ...
24 certifications and licenses section 3 – owner operating instructions • hot water temperatures over 50 o c can cause scalding and all due care must be taken to prevent injuries to yourself as well as others, especially children and the elderly. • solar water heaters can generate water temperatures...
25 • your solar hot water system should not be operated by persons with reduced physical or mental capabilities, or lack of experience and knowledge. This includes young children and the elderly. Always ensure that such people are adequately supervised. • if the solar hot water system is not used fo...
26 if a product fails to conform to this warranty during the applicable warranty period, leda will either replace any failed component of the product or replace the product free of charge (which leda will determine in its absolute discretion). Table of applicable warranty periods hot water storage t...
27 australian consumer law (acl) in addition to this warranty, certain legislation (including the acl) may give you rights which cannot be excluded, restricted or modified. This warranty must be read subject to such legislation and nothing in this warranty has the effect of excluding, restricting or...
28 leda’s contact details are as follows: ph: 1800 697 652 e: service@agiaus.Com www.Ledaaustralia.Com leda.
