Daikin EKSRDS2A Operating And Installation Instructions
Solar pressure station
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Summary of Contents for Daikin EKSRDS2A
- Page 1 Operating and installation instructions Solar pressure station Operating and installation instructions English Solar pressure station EKSRDS2A...
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Page 2: Table Of Contents
Technical specifications ................10 Approvals, tests and conformities ..........12 Transport and storage ................12 Mounting and commissioning ..............12 Mounting DAIKIN EKSRDS2A ............13 Connecting DAIKIN EKSRDS2A ........... 15 Electrical connection ..............18 Commissioning DAIKIN EKSRDS2A ..........18 Operation ....................20 Reading mark at flow meter ............ - Page 3 Maintenance ................... 22 Troubleshooting ..................22 10 Decommissioning, disposal ..............24 11 Warranty ....................24 12 Copyright ....................28 FA EKSRDS2A - 06/2015...
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Page 4: This Instruction Manual
Possibly imminent danger! Failure to observe the information may result in death or severe injuries. CAUTION Dangerous situation! Failure to observe the information may result in minor or severe injuries as well as damage to property. FA EKSRDS2A - 06/2015... -
Page 5: Safety
Safety 2 Safety 2.1 Intended use The solar pump assembly DAIKIN EKSRDS2A may only be used to circulate the following liquids in intrinsically safe, closed, solar systems. Standard heat transfer fluids (solar liquids) suitable for so- lar systems such as water-glycol mixtures The integrated safety group assembly serves to secure against excessive pressure. -
Page 6: Staff Qualification
Changes or modifications made to the product by unauthor- ised persons may lead to malfunctions and are prohibited for safety reasons. 2.6 Usage of spare parts and accessories Usage of unsuitable spare parts and accessories may cause damage to the product. FA EKSRDS2A - 06/2015... -
Page 7: Liability Information
The manufacturer or the sales company shall not be liable for damage whatsoever resulting from any use other than the use explicitly permitted in this instruction manual. The manufacturer shall not be liable for misprints. FA EKSRDS2A - 06/2015... -
Page 8: Product Description
3 Product description Complete, pre-assembled and tightness-tested solar pump as- sembly with all required safety and functional components, in- cluding form-fit heat insulation. The heat insulation is also used to package the product for safe transport. FA EKSRDS2A - 06/2015... - Page 9 Vent pot Vent valve with hand wheel Ball valve, red, can be shut off, with grav- ity brake and ther- mometer Fig. 1: DAIKIN EKSRDS2A, flow and return with filling and flushing valves and vent pot FA EKSRDS2A - 06/2015...
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Page 10: Technical Specifications
Technical specifications 4 Technical specifications Fig. 2: Dimensions [mm] DAIKIN EKSRDS2A FA EKSRDS2A - 06/2015... - Page 11 Pump side with flange and union nut G1½. Range 0 °C to +120 °C Safety group assembly Connection for G¾ for flex pipe, flat-sealing with union expansion vessel Safety valve 6 bar Pressure gauge Ø 63 mm, 0-10 bar FA EKSRDS2A - 06/2015...
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Page 12: Approvals, Tests And Conformities
If the expansion vessel is mounted at the same height as the solar pump assembly or higher than the solar pump assembly, install a heat trap siphon. FA EKSRDS2A - 06/2015... -
Page 13: Mounting Daikin Eksrds2A
Sealing surfaces have been check for cleanliness and damage. All pipe ends are perpendicular and have been deburred. DAIKIN EKSRDS2A is delivered ready to be installed. Do not disassemble parts. Remove the upper insulation. Hold DAIKIN EKSRDS2A with the lower insulation to the wall (align with a level) and mark two positions. - Page 14 Screw the long hanger bolt in- to the top hole, the short hanger bolt into the bottom hole. Fit DAIKIN EKSRDS2A with the bottom insulation and se- cure it with a washer and a nut. Connect the pipes of the solar circuit to the connections of the fittings.
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Page 15: Connecting Daikin Eksrds2A
Mounting and commissioning 6.2 Connecting DAIKIN EKSRDS2A Connect the pipes of the solar circuit to the connections of the fittings. Connect the pipe or flex pipe of the expansion vessel to the safety group assembly. Safety group assem- Flat gasket Flex pipe, flat-sealing Fig. - Page 16 The length of the discharge line must not exceed 2 m; the maximum number of elbows is 2. The discharge line must be accessible and observable. FA EKSRDS2A - 06/2015...
- Page 17 The discharged liquid must be collected and returned to the system or disposed of by a specialised company. Do not drain the discharged liquid into the sewage sys- tem. FA EKSRDS2A - 06/2015...
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Page 18: Electrical Connection
6.4 Commissioning DAIKIN EKSRDS2A In the case of DAIKIN EKSRDS2A, filling is possible via the fill- ing and flushing valves at the flow meter. Attach a label in the vicinity of the discharge line or to the safety valve with the following text: "For safety reasons, liquid must be able to escape via... - Page 19 Fit the upper part of the heat insulation onto the fitting group. The heat insulation of the pipes should reach into the cor- responding recess of the heat insulation of the solar pump assembly. The solar pump assembly is ready for operation. FA EKSRDS2A - 06/2015...
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Page 20: Operation
Proper operation is only possible if the ball valves are open (0° setting, see fig. 6, page 18). 7.1 Reading mark at flow meter The lower edge of the float is the reading mark at the flow me- ter. Fig. 7: Reading mark at flow meter FA EKSRDS2A - 06/2015... -
Page 21: Venting The System
Put the hose of the vent valve (5) into a collection recep- tacle. Open valve (4). The separated air escapes from the vent pot. Close the valve as soon as solar liquid escapes. FA EKSRDS2A - 06/2015... -
Page 22: Maintenance
Table 3: Troubleshooting Problem Possible reason Repair Noise in the system Air in the system vent the system, see chap- ter 7.1, page 20 Pump capacity too Switch to a lower speed of high rotation FA EKSRDS2A - 06/2015... - Page 23 When the system is Ball valves and/or Set ball valves to 45° position drained, no medium shut-off closed and open shut-off: escapes via the filling and flushing units – Other malfunctions Send the product to the manu- facturer FA EKSRDS2A - 06/2015...
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Page 24: Decommissioning, Disposal
Decommissioning, disposal 10 Decommissioning, disposal Switch off the supply voltage. Dismount DAIKIN EKSRDS2A (see chapter 6, page 12, reverse sequence of steps). DAIKIN EKSRDS2A has an environmentally friendly design. INFORMATION The waste created during disposal can be recycled or thermal- ON DISPOSAL ly treated. - Page 25 __________________________ __________________________ __________________________ __________________________ __________________________ __________________________ __________________________ __________________________ __________________________ __________________________ __________________________ __________________________ __________________________ __________________________ __________________________ __________________________ __________________________ __________________________ __________________________ __________________________ __________________________ __________________________ __________________________ __________________________ __________________________ __________________________ __________________________ __________________________ __________________________ __________________________ __________________________ __________________________ __________________________ __________________________ __________________________ __________________________ FA EKSRDS2A - 06/2015...
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Page 28: Copyright
Copyright 12 Copyright The manufacturer retains the copyright to these operating in- structions. These operating instructions may not be reprinted, translated, copied in part or in whole without prior written con- sent. We reserve the right to technical modifications with reference to the specifications and illustrations in this manual.
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