Buderus Logalux LTD950 Installation Instructions For Contractors Download

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Read carefully before carrying out installation and maintenance.

Installation instructions for contractors

DHW cylinder

Logalux

6 720 817 906-00.1T

LTN, LTD, LTH, LF 400...3000
L2TN, L2TD, L2TH, L2F 800...6000
L3TN, L3TD, L3TH, L3F 1200...2250

6 720 818 806(2015/12)GB

Summary of Contents for Logalux LTD950

Page 1: ...rying out installation and maintenance Installation instructions for contractors DHW cylinder Logalux 6 720 817 906 00 1T LTN LTD LTH LF 400 3000 L2TN L2TD L2TH L2F 800 6000 L3TN L3TD L3TH L3F 1200 2250 6 720 818 806 2015 12 GB ...

Page 2: ... 10 5 2 Hydraulic connection 11 5 3 Fitting the manhole cover gasket 13 5 4 Fitting the thermal insulation control unit and immersion heaters 13 5 4 1 Fitting thermal insulation to the back panel 14 5 4 2 Fitting the control unit 15 5 4 3 Fitting the immersion heater accessories 17 5 4 4 Fit the thermal insulation to the front panel and attach it with fixing straps 17 5 4 5 Fitting the thermal ins...

Page 3: ...e installation and maintenance instructions must be observed Risk of scalding When the DHW cylinder is in operation hot water temperatures 60 C can occur Maintenance Customerrecommendation Arrangeamaintenanceandinspection contract with an approved contractor Have the DHW cylinder inspected in accordance with tab 9 page 22 and serviced if required Only use genuine spare parts Instructing the custom...

Page 4: ...ylinder is suitable for heating with an external heat exchanger The cathodic corrosion protection consists of the hygienic Buderus DUOCLEAN MKT thermal glaze and one external current anode as well as a loading port for external heat exchanger Up to 3 SPI 1010 control units depending on the version each one for activation of an external current anode Thermal insulation made of 2 4 90 mm thick CFC f...

Page 5: ...water inlet drain EW DHW inlet external heat exchanger EZ Circulation IA1 First external current anode IA2 Second external current anode from a cylinder capacity of 2000 l RS Boiler return VS Flow MROH Test point for controller without auxiliary energy EH Immersion heater 2 3 or 4 heaters MW Test point for domestic hot water temperature MSTB Test point for high limit safety cut out MTR Test point ...

Page 6: ...0 400 400 420 445 505 505 505 A3 mm 535 470 865 820 1270 890 1310 1710 Cylinder flow Ø VS DN 50 50 50 50 65 80 80 80 HVS mm 540 550 550 550 585 725 990 990 H2VS mm 1390 1570 1570 1670 1805 2195 2460 2460 H3VS mm 2240 2590 2590 Cylinder return Ø RS DN 50 50 50 50 65 80 80 80 HRS mm 240 250 250 250 285 285 290 290 H2RS mm 1090 1270 1270 1370 1505 1755 1760 1760 H3RS mm 1940 2590 2590 Cold water inle...

Page 7: ...72 2177 2449 2769 L3TN kg 1034 1157 1466 L3TH kg 1133 1256 1616 L3TD kg 1034 1157 1373 Cylinder type 400 550 750 950 1500 2000 2500 3000 Individual cylinder capacity I 400 550 750 950 1500 2000 2500 3000 Diameter D Ø 650 800 800 900 1000 1250 1250 1250 Width B mm 810 1000 1000 1100 1200 1450 1450 1450 Length L mm 1600 1510 1910 1910 2405 2150 2570 2970 LSP mm 1355 1265 1665 1665 2160 1905 2325 272...

Page 8: ...90 1590 1740 1910 2305 2305 2305 H3EZ mm 2160 2610 2610 DHW outlet Ø AB DN R 1 1 2 R 1 1 2 R 1 1 2 R 1 1 2 R 2 R 2 R 2 1 2 R 2 1 2 HAB mm 705 860 860 960 1055 1300 1295 1295 H2AB mm 1555 1880 1880 2080 2275 2770 2765 2765 H3AB mm 2405 2900 2900 Weight net incl thermal insulation LF kg 290 327 367 414 708 923 1022 1182 L2F kg 602 685 762 860 1450 1887 2085 2405 L3F kg 914 1040 1157 Cylinder type 40...

Page 9: ...and pipe systems technical measures to inhibit the growth of legionella in new systems Code of Practice W 553 Measurement of DHW circulation systems VDI 2036 Technical building systems with district heating Technical rules for steam TRD Pressure Equipment Directive DGRL German Health Safety at Work regulation BetrSichV 1 VOB German contract procedures for building work Part C General technical con...

Page 10: ...Align the DHW cylinder so that it is horizontal and stable Insert metal shims underneath if necessary Inthecaseofdoubleandtriplecylinders fastenthestoragecylinders together before fitting the thermal insulation In the case of triple cylinders ensure that the cylinder feet are secured Fig 5 Minimum clearances DANGER Risk to life through falling load Only use lifting cables that are in a faultless c...

Page 11: ...ure reducer if required 9 Test valve 10 Non return component 11 Pressure gauge connector 12 Drain If there is an arrangement of several DHW heaters make the connections for both domestic hot water and heating water in parallel in accordance with the Tichelmann system Fig 7 page 12 DANGER Risk of fire from soldering and welding As far as possible carry out any soldering and welding work before fitt...

Page 12: ... Water filter 18 Setting element 19 Thermometers 1 19 All parts provided by the customer Pressure relief valve provided by the customer Attach a notice with the following text to the pressure relief valve Never close the discharge pipe Water may escape for safety reasons during heating Designthecrosssectionofthedischargepipeinsuchaway thatitat least matches the outlet cross section of the pressure...

Page 13: ...ists essentially of the insulation around the edge plus the front and back panel sections With the exception of the covers for the front panel and back panel all thermal insulation sections are marked with numbers for better definition Fig 10 Fig 10 Numbering schedule for thermal insulation sections 6 720 817 906 36 1T 1 2 6 720 817 906 37 1T 1 2 We recommend fitting the thermal insulation only af...

Page 14: ...g 10 1 page 13 under the cylinder and insert the slits into the cylinder feet Fig 13 Laying the thermal insulation section under the cylinder Push the top back thermal insulation section Fig 10 2 page 13 againstthebottomsection sothatthebottomhooklocking bracket latches into place Fig 14 Push the top thermal insulation section against the bottom thermal insulation section If required attach the as...

Page 15: ...l insulation sections 3 and 4 Fig 10 page 10 Close the gaps on the bridge and feet with the fabric strips Fig 19 Close the gaps with the fabric strips 1 Gap 2 Fabric strips Attach the adhesive rosettes on the bridge feet Fig 20 Attaching the adhesive rosettes on the bridge feet 5 4 2 Fitting the control unit Remove the recess cylinder of the cable hole from the thermal insulation with a cutter bla...

Page 16: ...emperature controller and high limit safety cut out with a dummy into the sensor pocket Fig 25 3 in the manhole cover and secure them with the threaded pin Fig 25 Fitting the temperature sensor temperature controller and high limit safety cut out 1 Tab for earth conductor 2 External current anode 3 Sensor pocket Make the electrical connection in accordance with the wiring diagram Ensure that the c...

Page 17: ... the cable hole in the thermal insulation section with a flexible foam plug Connect the power supply Place the control unit in the mounting casing and screw it into place Fig 24 page 16 5 4 4 Fit the thermal insulation to the front panel and attach it with fixing straps Check whether the external current anode and earth conductor are connected Fit the thermal insulation with manhole recess to the ...

Page 18: ...tion control units and immersion heaters for double and triple cylinders To ensure greater stability screw 4 cylinder feet 2 to all triple cylinders using 2 screws 2 and nuts 3 for each foot Fasten each foot to the floor with a screw and rawl plug Fig 34 Fixing triple cylinders to the floor 1 Screw 2 Cylinder foot 3 Nut 4 Washer 5 Connecting screw In the case of double and triple cylinders and in ...

Page 19: ... cylinder 3 Connecting screw 4 Washer 5 Nut 6 Foam wedges 7 Wooden strip 8 Fixing strap Fit thermal insulation sections according to their marking Fig 36 Numbering of thermal insulation sections for double and triple cylinders Carry out all further installation steps as with the single cylinder 6 720 817 906 17 1T 6 720 817 906 33 1T 2 x 400 950 l 2 x 1500 3000 l 3 x 400 750 l 1 1 2D 2 1 1 2D 2D 1...

Page 20: ...shut off valve 3 to the factory default Measure the discharge volume Adjust the temperature control valve 4 to its highest set value Measure the domestic hot water temperature at the DHW outlet or draw off positions If the domestic hot water temperature drops 50 C close the adjusting valve 5 If the domestic hot water temperature rises 50 C open the adjusting valve 5 When the outlet temperature is ...

Page 21: ...rry out the installation in the cold water supply NOTICE Cylinder damage from frost We recommend that you leave the DHW cylinder in use when you are away from home if there is a risk of frost Activate the holiday function on the control unit or select the lowest domestic hot water temperature DANGER Risk of scalding from hot water Let the DHW cylinder cool down sufficiently after shutting it down ...

Page 22: ...f limescale depends on the amount of limestone dissolved in the water on the water temperature and on the water throughput As a general principle the higher the values listed below the more limestone is precipitated from the water and is deposited and the shorter the maintenance and cleaning intervals of the device being operated The table below gives reference values for the maintenance intervals...

Page 23: ...strictly observed To protect the environment we use the best possible technology and materials subject to economic considerations Packaging Where packaging is concerned we participate in country specific recycling systems that ensure optimal recycling All of our packaging materials used are environmentally compatible and can be recycled Used appliances Old appliances contain materials that must be...

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