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WarmFlow Solar SHP20 System Manual - Contents

Manual is about: Solar Thermal Systems

Summary of Solar SHP20

  • Page 1

    System manual incorporating: installation instructions commissioning instructions maintenance instructions guarantee registration solar thermal systems european solar keymark approved products covered by this manual: solar shp20 shp30 heat pipe vacuum tube collectors and accessories leave this manua...

  • Page 3: Contents

    1 contents 1 general information ..................................................................................................... 2 1.1 warnings ..................................................................................................................... 2 1.2 information .................

  • Page 4: 1  General Information

    2 1 general information 1.1 warnings in order to qualify for the product guarantee the equipment must be correctly commissioned as described herein and the guarantee registration section at the back of this manual completed and returned. Failure to commission and register the product may invalidate ...

  • Page 5

    3 1.2 information suitable personal protective equipment (e.G. Hand and eye protection) must be used when handling glass tubes. Avoid scratching or knocking the tubes and take care to protect the teat at the base of the tube. After removing the packaging, check that the equipment has not been damage...

  • Page 6

    4 2 technical characteristics 2.1 technical data model solar shp20 solar shp30 absorber area (m 2 ) (approx) 1.622 2.432 aperture area (m 2 ) (approx) 1.891 2.834 fixed parameter hydraulic connections g ¾” male gross size l x w x h (mm) 2050 x 1400 x 154 2050 x 2100 x 154 weight empty (kg) 66.5 95.0...

  • Page 7

    5 2.2 key components figure 1: warmflow solar heat pipe tubes figure 2: warmflow solar heat pipe collectors heat pipe rapidly and efficiently transfers the sun’s energy from within the vacuum tube into the manifold where it is transferred into the system fluid. Tube securing nut locates and secures ...

  • Page 8: Flow

    6 figure 3: warmflow solar dual-line pump station expansion vessel connection 6 bar pressure relief valve flow from collector return to collector flow to solar coil return from solar coil filling point circulating pump flow adjuster flow indicator pressure gauge flow temperature gauge return tempera...

  • Page 9

    7 2.3 circuit diagrams figure 4: typical domestic circuit diagram solar collector dual-line pump station pressure relief discharge solar expansion vessel motorised valve (if required) drain cock (at lowest point) dhw storage cylinder solar coil boiler coil (if applicable) t3 t2 t1 t1 t2 t3 solar sen...

  • Page 10

    8 figure 5: circuit layout for 20m 2 array (240 tubes) 2.4 pipework and expansion vessel sizing table 2 provides general guidance on the sizing of the system pipework and expansion requirements. The expansion capacity is expressed as the number of warmflow solar sev18 expansion vessels required, eac...

  • Page 11

    9 2.5 collector pressure drop figure 6: shp20 collector pressure drop figure 7: shp30 collector pressure drop.

  • Page 12: 3  Installation

    10 3 installation 3.1 general requirements select a suitable position for the collector. Ensure the section of roof to which the collector is being installed is capable of supporting its weight and any likely wind loads. The collector should face as close as practicably possible towards south and no...

  • Page 13

    11 3.2.2 install pitched roof brackets remove as many tiles as necessary to gain access to the rafters and laths and to determine their location and spacing. It may be helpful to position the collector nearer the ridgeline and work down from the top, removing the ridge tiles first. Using suitable fa...

  • Page 14

    12 3.2.3 install support frame and manifold fit the clamps supplied with the heat pipe manifold (shpm~) to each rail of the support frame (ssf~), placing a pair at the top and at the bottom of each rail as shown. Install the support frame fixing each rail to the pitched roof brackets by passing the ...

  • Page 15

    13 3.2.4 connect manifold pipework to the flow (outlet) from the heat pipe manifold, fit the temperature sensor pocket supplied, sealing the connection with ptfe tape (not supplied) and setting the pocket to a suitable angle to allow the sensor cable to be secured to the flexible pipework. Either en...

  • Page 16

    14 3.3 slate roof installation slate roof installation is essentially the same as tiled roof installation, only that the pitched roof brackets (sprb~) may not be suitable. Slate roof brackets are available, codes ssrb20 and ssrb30 (for 20-tube and 30-tube manifold installations respectively). 3.3.1 ...

  • Page 17

    15 3.3.2 install support frame install the support frame as described in section 3.2.3 bolting the brackets to the underside of the support frame rails using the same bolts that secure the manifold and bottom rail to the rails. 3.3.3 connect manifold pipework connect the manifold pipework as describ...

  • Page 18

    16 3.4 dual-line pump station installation 3.4.1 mount pump station route the supply cable (not supplied) behind the dual-line pump station (sdps~) and through the hole in the centre of the rear casing. Using the fasteners supplied (if suitable, otherwise use appropriate alternatives) mount the pump...

  • Page 19

    17 3.5 electrical installation if connecting to an unvented cylinder, the pump station must be connected via an external wiring centre and an energy cut-out devise must be installed in order to comply with the building regulations. This must take the form of a 2-port motorised valve (not supplied) w...

  • Page 20

    18 3.5.3 connect back-up heat source the controller is equipped with a 3-period, 24-hour programmer with temperature control to control the back-up heat source, such as a boiler or immersion heater(s). The back-up heat source is powered / controlled via the h1 outputs of the control unit. Note: the ...

  • Page 21: 4  Commissioning

    19 4 commissioning in order to qualify for the product guarantee the equipment must be correctly commissioned as described herein and the guarantee registration section at the back of this manual completed and returned. Failure to commission and register the product may invalidate all guarantees. 4....

  • Page 22

    20 4.1.4 flush system having calculated the total system volume, fill the header tank of the filling station with a proprietary solar system flushing fluid (such as sentinel r200). Manually open any motorised valve on the solar circuit then open the ball valve at filling point a. Open the valve at b...

  • Page 23

    21 4.2 pressure testing 4.2.1 pressurise and inspect system on completion of system filling, close the valve at bleed point b. This will cause the system pressure to rise as the filling station pump will now be dead-heading. Using the regulator on the filling station (if fitted) set the outlet press...

  • Page 24

    22 4.4 heat pipe tube installation only unpack and install the heat pipe tubes after the rest of the system had been flushed, filled and pressure tested and the system is ready to be brought into operation i.E. The dhw storage cylinder is in use or the swimming pool has been filled. 4.4.1 insert tub...

  • Page 25

    23 4.5 circuit flow commissioning 4.5.1 set pump speed calculate the required flow rate based on the number of tubes. A flow rate of 1 litre per minute is required for every 10 tubes, so: - if you have 20 tubes, you need 2 litres per minute - if you have 50 tubes, you need 5 litres per minute. The m...

  • Page 26: 5  Maintenance

    24 5 maintenance this equipment must be inspected and serviced annually by a qualified professional in order to maintain optimum efficiency and reliability and to prevent degradation or damage which may not be covered by the product guarantee. We recommend the system is serviced annually prior to th...

  • Page 27

    25 5.2.4 annual service checklist for guidance only – not to be completed and returned collector inspection 1 visual collector inspection 2 visual inspection of the collector fixings 3 visual inspection for potential leaks in the roof 4 visual inspection of the thermal insulation on pipework solar c...

  • Page 28: 6  Product Guarantee

    26 6 product guarantee warmflow solar vacuum tube collectors, accessories and controls are supplied with a 2 year part guarantee against defects of material or manufacture, conditional upon: a) the system being installed and commissioned by competent persons in accordance with the manufacturer’s and...

  • Page 29: 7  Installation Notes

    27 7 installation notes please use this section to record any important notes relevant to the installation which may be required for future reference..

  • Page 30

    Warmflow engineering company limited lissue industrial estate, moira road, lisburn bt28 2rf tel: 028 9262 1515 fax: 028 9262 0869 warmflow customer care centre uk: 028 9262 1515 roi: 048 9262 1515 email: service@warmflow.Co.Uk this manual is accurate at the date of printing (e&oe) but may be superse...

  • Page 31: 8  Guarantee Registration

    8 guarantee registration to qualify for the product guarantee the equipment must be correctly commissioned and the below guarantee registration completed and returned as instructed overleaf. Failure to commission and register the product may invalidate all guarantees. Installation checklist tick or ...

  • Page 32: Guarantee Registration

    Guarantee registration please complete the guarantee registration section overleaf then either remove this page or copy / scan the form and return it to warmflow using one of the 3 methods below: by post: using the prepaid envelope, or otherwise, to: warmflow engineering co ltd appliance registratio...