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5724 267 v1.0

Technical Data

Characteristics

20

Start-up and Maintenance

Start-up and Maintenance

Primary (solar) loop pump charts

Fig. 18 Pump curve chart and friction chart - DN 25

Fig. 17 Pump curve chart and friction chart - DN 20

pressure (fthead)

pressure (mwc)

flow rate (gal/min)

flow rate (L/h)

pressure (fthead)

pressure (mwc)

flow rate (gal/min)

flow rate (L/h)

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Содержание Solar-Divicon-HX

Страница 1: ...ervice Instructions SOLAR DIVICON HX 5724 267 v1 0 08 2010 Solar Divicon HX Solar heat transfer station c w double wall heat exchanger Read and save these instructions for future reference IMPORTANT Please file in Service Binder ...

Страница 2: ... use of Viessmann heat transfer medium Tyfocor HTL is strongly recommended Other heat transfer fluids may be suitable if they have the same temperature range 35 F to 170 F 31 C to 77 C and are non toxic Information contained in this and related product documentation must be read and followed Failure to do so may render the warranty null and void g Warranty g Applicability g Product documentation g...

Страница 3: ... loop 9 Pipe and fitting connections 9 Connections 10 Controller connection 11 Safety 12 Commissioning sequence 12 Flushing and filling the storage tank loop 13 Flushing and filling the solar loop 13 Flushing the heat exchanger 14 Air scoop 15 Setting the flow rates 16 Draining the solar circuit 17 Parts 18 Characteristics 20 Specifications 22 General Information Safety Installation Start up Servi...

Страница 4: ...prior to attempting start up maintenance or service Any warranty is null and void if these instructions are not followed For information regarding other Viessmann System Technology componentry please reference documentation of the respective product Viessmann offers frequent installation and service seminars to familiarize our partners with our products Please inquire u The completeness and functi...

Страница 5: ...ate tank in order to protect the expansion tank CAUTION It is imperative to prevent that the EPDM seals of the station get in contact with substances containing mineral oils Mineral oil products cause lasting damage to the material whereby its sealant properties are lost If necessary ask the manufacturer whether the solar fluid fats or installation aids contain mineral oils We do not assume liabil...

Страница 6: ...y connected to potable water tanks The station contains a preset controller and the valves fittings pumps and safety equipment necessary to operate a Vitosol solar thermal system The expansion tank required for operation is not part of the transfer station and must be ordered separately The expansion tank must be sized for the number of collectors in the system Refer to the Vitosol System Design G...

Страница 7: ... valve for flushing filling i double wall heat exchanger j air scoop with discharge line The secondary DHW storage tank loop comprises A male nipple for connection of an ASME stamped pressure relief valve PRV ordered separately maximum 150 psig B DHW 3 speed bronze circulation pump C isolation valve in the storage tank return D isolation valve in the storage tank supply E temperature sensor DHW re...

Страница 8: ...tation onto the screws and tighten the screws 5 Connect the transfer station to the system by pipework 1 supply from solar panel 2 return to solar panel 3 storage tank supply 4 storage tank return All pipe connections are The actual size of the supply and return piping will vary depending on the type and number of collectors used and the total length of the pipe run Please call Viessmann for sizin...

Страница 9: ...to the instructions in the Vitosol manual connection for discharge line drain valve connection for expansion tank A Expansion tank For additional information follow the procedures in the Vitosol Start up Service and Operating Instructions Pipe and fitting connections Sp1 Fig 7 Connection details The connection to the solar thermal system is carried out fast pressure proof and without soldering wit...

Страница 10: ...10 5724 267 v1 0 Installation Connections Fig 8 Typical system layout ...

Страница 11: ...sor in the sensor well kit provided with Vitosol collectors Connect to the control using 18 2 thermostat wire Tank return TSEC to S2 The sensor is preinstalled in the isolation valve in the storage tank return live Use the quick connect plug to join together the sensor wire and pre wired sensor cable from the control Storage tank sensor TST to S3 Install sensor at the same level as the tank supply...

Страница 12: ...g with water It is recommended to only use the solar fluid to flush and fill the solar system Use Tyfocor HTL solar fluid For commissioning flush and fill in the following sequence 1 Flush the solar storage tank to remove scale residues 2 Fill the solar storage tank circuit 3 Flush and fill the solar heat exchanger 4 Flush and fill the collector field and primary solar loop 5 Flush and fill the co...

Страница 13: ...posite to the normal direction of flow Make sure that an unintentional start of the solar pump is not possible by de energizing the pump Check valve bypassing The storage tank loop is filled with potable water by means of the valves and fittings of the tank To avoid that dirt particles are washed into the heat exchanger close the ball valves of the station and wash the dirt particles and scale res...

Страница 14: ...ing in order to vent the pump section 7 Flush the solar installation until the solar fluid exits without bubbles or debris 8 Close the drain valve c with the filling pump running and increase the system pressure to about 72 psi 5 bars The system pressure can be read on the pressure gauge 9 Close the fill valve d and switch off the pump of the flush and fill station 10 Check the pressure gauge to s...

Страница 15: ...up Fig 13 Fill and drain valve positions after start up IMPORTANT After commissioning vent the solar system daily and then weekly or monthly depending on the vented air quantity Thus an optimum operation of the solar installation is ensured Check the system pressure after venting and increase it to the specified operating pressure if necessary WARNING Open the vent plug carefully The escaping medi...

Страница 16: ...ode Main menu Manual operation All relays ON 2 Set the desired speed level I to III of the solar pump to obtain the required flow rate The current flow rate can be read at the Flowmeter 3 Set the speed level of the storage tank circuit pump to obtain at most the same flow rate as in the solar loop 4 Switch the relays at the controller to automatic mode Main menu Manual operation All relays AUTO 5 ...

Страница 17: ...l restart is not possible 2 Open the check valves in the supply and return ball valves a b by turning them to position 45 see page 13 3 Connect a heat resistant hose to the fill valve h Make sure that the solar fluid being drained is collected in a heat resistant container 4 Open the fill valve c of the solar station 5 Open a vent valve that may be present at the highest point of the solar system ...

Страница 18: ...cement components from your Viessmann distributor Parts 100 Wall mount bracket 559 x 185 x 2 mm 110 Hose transparent d 10 x 2 mm 200 Insulation jacket 210 Mounting kit SCU 123 220 Solar Control Unit SCU 123 Other Parts not illustrated 400 Installation and Service Instructions 401 Parts List Product may not be exactly as illustrated ...

Страница 19: ...nion G 1 334 Thermometer 32 320 F blue 336 Ball valve return x 338 Pressure relief valve SV 6 bar 87psig 340 Lock nut 342 Stainless steel tube d 18 x 1 cm 344 Tee 2 x x 346 Double nipple with O ring 348 Stainless steel tube d 18 x 1 cm 350 Flange fitting x 352 Half union G 1 354 DHW Circulation pump Wilo S21BU 356 Gasket 38 x 27 x 2 mm 358 Adaptor 1 x 1 360 Stainless steel tube d 22 x 1 2 mm 362 F...

Страница 20: ...Start up and Maintenance Primary solar loop pump charts Fig 18 Pump curve chart and friction chart DN 25 Fig 17 Pump curve chart and friction chart DN 20 pressure fthead pressure mwc flow rate gal min flow rate L h pressure fthead pressure mwc flow rate gal min flow rate L h ...

Страница 21: ...tart up and Maintenance Technical Data Characteristics Start up and Maintenance Secondary storage tank loop pump chart Fig 19 Pump curve chart DN 20 and DN 25 pressure fthead pressure mwc flow rate gal min flow rate L h ...

Страница 22: ... psi 10 bars Max operating temperature 248 F 120 C Max temperature short term 320 F 160 C Max propylene glycol concentration 50 Equipment Pressure relief valve primary loop 87 psi 6 bars Pressure gauge 0 87 psi 0 6 bars Checkvalves Opening pressure 200 mm wc can be opened manually Dial thermometer 0 320 F 0 160 C Flowmeter Weight 0 1 4 0 USgpm DN20 unit 0 1 6 0 USgpm DN25 unit 22 3 Kg 49 2 lb DN20...

Страница 23: ...5724 267 v1 0 23 ...

Страница 24: ...nd recyclable paper Viessmann Manufacturing Company U S Inc 45 Access Road Warwick Rhode Island 02886 USA 1 800 288 0667 Fax 401 732 0590 www viessmann us com info viessmann us com Viessmann Manufacturing Company Inc 750 McMurray Road Waterloo Ontario N2V 2G5 Canada 1 800 387 7373 Fax 519 885 0887 www viessmann ca info viessmann ca ...

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