Summary of Contents for Buderus SKR6.1R
- Page 1 Installation and Vacuum tube collectors maintenance instructions SKR6.1R, SKR12.1R For contractors Read carefully Rooftop installation prior to installation and maintenance.
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Page 2: Table Of Contents
....... 18 SKR6.1R, SKR12.1R - Subject to technical modifications. -
Page 3: Key To Symbols And Safety Instructions
B Inform customers that they must not carry out any modifications or repairs. B Hand over the installation instructions to the customer and inform him/her that these are to be retained and passed on to any future owner/user. SKR6.1R, SKR12.1R - Subject to technical modifications. -
Page 4: Product Information
Solar pump station Cylinder 6 720 647 042-01.1ITL Solar controller Fig. 2 Vacuum tube collector layout; here: SKR6.1R = 6 tubes (type SKR12.1R = 12 tubes) Header box CPC mirror for optimum sunlight utilisation Heat transfer medium tubes Double glass tubes with vacuum for optimum thermal... -
Page 5: Correct Usage
• Flush and fill the system with LS solar heat transfer fluid, by using a filling pump (never use water, as the collectors cannot be drained). Consequently, there is no need for an air vent above the roof. SKR6.1R, SKR12.1R - Subject to technical modifications. -
Page 6: Standard Delivery
Standard snow load: max. 1.5 kN/m Standard snow load: max. 1.5 kN/m Standard snow load: max. 2.0 kN/m Tab. 4 Using the rails (Item 7) and maximum standard snow load (dimensions in mm) SKR6.1R, SKR12.1R - Subject to technical modifications. -
Page 7: Connection Sets (Hydraulic Connection)
Fig. 7 Collector with pre-assembled male connectors Item 1 Male connectors to join the collectors 2 x Item 2 Collector SKR6.1R/SKR12.1R comprising: vacuum tubes, CPC mirror and header box Tab. 6 Standard delivery, collector SKR6.1R, SKR12.1R - Subject to technical modifications. -
Page 8: Specification
Pressure drop curve for SKR12.1R Methods for calculation of the design heat load Pressure drop curve for SKR6.1R • BS 8000-15: 1990: Workmanship on building sites. Code of practice for hot and cold water services (domestic scale) SKR6.1R, SKR12.1R - Subject to technical modifications. -
Page 9: Before Installation
• Dimension C: At least 3 rows of tiles to ridge or chimney • Dimension D: At least 0.5 m to the right and left of the collector array as well as to the ridge for connection lines below the roof. SKR6.1R, SKR12.1R - Subject to technical modifications. -
Page 10: Planning The Hydraulic Connection
Fig. 10 Connection in a single row Return pipe (from the cylinder) Shut-off valve (accessory) Collector sensor (always on the connection side) Return U-bend Flow pipe (to the cylinder) Return pipe (from the cylinder) Return U-bend SKR6.1R, SKR12.1R - Subject to technical modifications. -
Page 11: General Notes
1. Determine distances for mounting brackets 2. Install mounting brackets. 6720646203-08.1ST 3. Install rails and clamps. 4. Fit the collectors and collector sensors. Fig. 13 Aligning the collector array to the building's 5. Connect piping to collectors. shape SKR6.1R, SKR12.1R - Subject to technical modifications. -
Page 12: Handling
NOTICE: Collector damage through transport. B We recommend transporting the collector to the roof in its transportation packaging. B Use the straps at the top of the collector for transport. SKR6.1R, SKR12.1R - Subject to technical modifications. -
Page 13: Fitting The Mounting Bracket
B A rafter width of at least 88 mm is required to fasten the mounting brackets with 3 screws. Provide for on-site reinforcements in case of narrower rafters. B Define mounting bracket positions ( Fig. 16 to 20 and Tab. 10). SKR6.1R, SKR12.1R - Subject to technical modifications. -
Page 14: Vertical Distances For The Mounting
The Dimension x stands for an identical distance. The maximum difference between these dimensions is 100 mm. 0,70-0,93 m 6720646203-02.2ST Fig. 17 2 x SKR6.1 or 1 x SKR12.1) for a standard snow load of up to 1.5 kN/m SKR6.1R, SKR12.1R - Subject to technical modifications. -
Page 15: Installing Mounting Brackets On Roof
UV-resistant sealant. 6720646203-07.1ST Fig. 21 Mounting brackets for roof tile roofs Mounting bracket Top roof tile Screws 8 x 120 mm Bottom roof tile Wooden spacer 100 x 150 x 8 mm SKR6.1R, SKR12.1R - Subject to technical modifications. -
Page 16: Installing Mounting Brackets On Plain
UV-resistant sealant. 6720646203-11.1ST Fig. 22 Mounting brackets for plain tile roofs Mounting bracket Screws 8 x 120 mm Plain tiles, trimmed Wooden spacer 100 x 150 x 8 mm SKR6.1R, SKR12.1R - Subject to technical modifications. -
Page 17: Installing Mounting Brackets On Roofs With Monk/Nun Tiles
B Mark the mounting bracket positions on the roof. 6720646203-12.1ST Fig. 23 Mounting brackets on roofs with monk/nun tiles Mounting bracket Screws 8 x 120 mm Wooden spacer 100 x 150 x 8 mm SKR6.1R, SKR12.1R - Subject to technical modifications. -
Page 18: Installing Mounting Brackets On Slate
B Because the mounting bracket can rest on B Re-install slates. the panel below, this panel must be reinforced on-site using a suitable material. 6720646203-17.1ST Fig. 24 Mounting brackets for slate shingle roofs Screws 8 x 120 mm Mounting bracket SKR6.1R, SKR12.1R - Subject to technical modifications. -
Page 19: Rail Installation
Fig. 29, page 21. B Pre-assemble lower clamps onto the horizontal rail (1300 mm or 2007 mm): Fig. 29, page 21. B Pre-assemble lower clamps onto the horizontal rail (2022 mm): Fig. 30, page 22. SKR6.1R, SKR12.1R - Subject to technical modifications. -
Page 20: Installing The Vertical Rails
Checking correct fit of all hammer-head bolts B Check correct fit of all hammer-head bolts [1]. 6720646203-54.1ST Fig. 28 Checking correct fit of all hammer-head bolts 6720646203-21.1ST Fig. 26 Installing rails onto mounting brackets SKR6.1R, SKR12.1R - Subject to technical modifications. -
Page 21: Installing Horizontal Rails And Clamps
20-90 2007 6720646203-19.2ST Fig. 29 Rails and clips, all dimensions in mm Lower clamp Upper clamps Horizontal rail 2007 mm Hammer-head bolt (fitted) L-shaped connector for connecting the rails Horizontal rail Vertical rail SKR6.1R, SKR12.1R - Subject to technical modifications. -
Page 22: Installing The Clampings Onto The Vertical Rails
SW17 spanner. Do not fasten the upper clamps [1] to the collector and the rail until after the collector has been installed. 6720646203-27.1ST Fig. 30 Fitting clamping brackets Upper clamps Lower clamps T-head bolt SKR6.1R, SKR12.1R - Subject to technical modifications. -
Page 23: Installing The Collectors
Once all the collectors are installed, the overhangs on the sides will have to be identical. 6 720 647 042-21.1ITL Fig. 32 Upper clampis at the back of the collector Upper clamps Collector back with groove SKR6.1R, SKR12.1R - Subject to technical modifications. -
Page 24: Fitting The Second Collector
B Fit the return U-bend to the last collector ( Fig. 39, page 26). B Tighten upper clamps with a SW17 spanner Fig. 31). CAUTION: Risk of scalding through fittings that have not been tightened. B Check all fittings for correct tightness. SKR6.1R, SKR12.1R - Subject to technical modifications. -
Page 25: Fitting The Bridging Set (Accessory)
6720646203-42.1ST Fig. 36 Collector bottom: replacing the plugs 6 720 647 042-13.1ITL Fig. 35 Top of collector at header box: installing thermal insulation and cover panel SKR6.1R, SKR12.1R - Subject to technical modifications. -
Page 26: Hydraulic Connection
Locking ring (preassembled) Collector Collector Union nut (pre-fitted) CAUTION: Risk of scalding through fittings Olive 15 mm (pre-fitted) Connection pipe (already insulated) that have not been tightened. B Check all fittings for correct tightness. SKR6.1R, SKR12.1R - Subject to technical modifications. - Page 27 (2 pieces) supplied, into the collector flow. 6 720 647 042-04.1ITL Fig. 40 Triple row connection (with shut-off valve) Collector sensor Flow pipe (to the cylinder) Return pipe (from the cylinder) Shut-off valve Return U-bend SKR6.1R, SKR12.1R - Subject to technical modifications.
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Page 28: Final Steps
B Outdoors, use UV and high temperature-resistant B If required, correct the expansion vessel pre-charge thermal insulation. pressure. B Use insulation and pipe clips resistant to high temperatures for indoor piping. B Make the insulation bird-proof. SKR6.1R, SKR12.1R - Subject to technical modifications. -
Page 29: Replacing Individual Tubes
B Lift the tube slightly and turn it about the longitudinal axis to pull it straight down and out. If there is inadequate room to remove the tube, the coil can be bent upwards up to 20°. SKR6.1R, SKR12.1R - Subject to technical modifications. -
Page 30: Environmental Protection/Disposal
To protect the environment, we use the best possible technology and materials. Disposal At the end of their service life, materials should be recycled using the most environmentally responsible processes. SKR6.1R, SKR12.1R - Subject to technical modifications. -
Page 31: Maintenance/Inspection
Visual inspection of pipe insulation carried out? Notes The collector array has been serviced as specified by these instructions. Date, stamp, Date, stamp, Date, stamp, signature signature signature Tab. 16 Inspection and service report SKR6.1R, SKR12.1R - Subject to technical modifications. - Page 32 Buderus Cotswold Way, Warndon, Worcester WR4 9SW Customer service: 0844 892 3004 Technical support: 0844 892 4224 www.buderus.co.uk In the UK and IE, Buderus is a brand name of Bosch Thermotechnology Ltd.
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