Viessmann EM-S1 Installation And Service Instructions Manual
Solar module extension
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Summary of Contents for Viessmann EM-S1
- Page 1 VIESMANN Installation and service instructions for contractors Solar EM-S1 extension ADIO electronics module Function extension for connecting a solar thermal system Solar EM-S1 extension Please keep safe. 5837803 GB 12/2018...
- Page 2 Never touch hot surfaces on the boiler, burner, lidate our warranty. ■ flue system or pipework. For replacements, use only original spare parts supplied or approved by Viessmann. Please note Electronic assemblies can be damaged by elec- trostatic discharge. Prior to commencing work, touch earthed objects such as heating or water pipes to dis- charge static loads.
- Page 3 Safety instructions Safety instructions (cont.) Safety instructions for operating the system If you smell gas Flue systems and combustion air Danger Ensure that flue systems are clear and cannot be Escaping gas can lead to explosions which may sealed, for instance due to accumulation of conden- result in serious injury.
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Page 4: Table Of Contents
Power supply at heat generator ............■ Separate power supply ............... ■ Commissioning Configuring the solar EM-S1 extension ..........11 Troubleshooting Faults displayed with a fault code ............12 Faults displayed without a fault code ............. 12 Repairs ....................12 Checking the solar circuit pump at output P1 ........ -
Page 5: Disposal Of Packaging
Information Disposal of packaging Please dispose of packaging waste in line with statu- tory regulations. Symbols Symbol Meaning Reference to other document containing further information Step in a diagram: The numbers correspond to the order in which the steps are carried out. Warning of material losses and environ- mental pollution Live electrical area... -
Page 6: System Examples
Information System examples For available system examples, see www.viessmann- schemes.com... -
Page 7: Wall Mounting
Installation sequence Wall mounting Fig. 1 Overview of electrical connections [{] [{] [{] [{{] fÖ & 230 V~/50 Hz Fig. 2 Plug 230 V~ Please note Solar circuit pump Electronic assemblies can be damaged by elec- trostatic discharge. Transfer pump Power supply Prior to commencing any work, touch earthed fÖ... -
Page 8: Rotary Switch S1
Installation sequence Rotary switch S1 Set rotary switch S1 to 0 (factory setting is 1). Note The rotary switch can be found on the PCB of the elec- tronics module. Fig. 3 Connecting the PlusBus to the heat generator Note If making the connection to the heat generator with an external plug for the bus connection, disconnect plug and connect the wires directly. -
Page 9: Power Supply
Installation sequence Power supply Power supply at heat generator Create the power supply connection. Route the power cable to the heat generator and con- nect to plug . Observe fuse protection at output, plug of the heat generator. If power is supplied to a further accessory, use plug A provided fÖ... - Page 10 Installation sequence Power supply (cont.) Connect the power supply in accordance with the dia- gram. If the power supply to the appliance is connected with a flexible cable, ensure that the live conductors are pulled taut before the earth conductor in the event of strain relief failure.
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Page 11: Configuring The Solar Em-S1 Extension
Commissioning Configuring the solar EM-S1 extension The parameters for the solar EM-S1 extension are set Heat generator installation and service instruc- at the heat generator control unit. tions... -
Page 12: Faults Displayed With A Fault Code
Troubleshooting Faults displayed with a fault code Fault codes Heat generator installation and service instruc- tions Faults displayed without a fault code Fault Cause Remedy Solar yield too low Temperature sensors inter- Check temperature sensor connections. changed. Air in the solar circuit Vent the solar circuit. -
Page 13: Checking The Temperature Sensors
Troubleshooting Repairs (cont.) Checking the temperature sensors 1. Disconnect the plug from the relevant temperature sensor and check the resistance. [{] [{] [{] [{{] 2. Compare the sensor resistance with the curve (see & the following diagram). 3. In the event of severe deviation, replace the sen- sor. - Page 14 Troubleshooting Repairs (cont.)
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Page 15: Parts List
Parts lists Parts list The following details are required when ordering parts: ■ Manufacturing information (see type plate) ■ Position number of the individual part within the assembly (from this parts list) 0013 0015 0014 0006 0001 0002 0003 0004 0005 Fig. - Page 16 Parts lists Parts list (cont.) Pos. Part 0001 ADIO electronics module 0002 Collector temperature sensor NTC 0003 Temperature sensor NTC 10 k Ω 0004 Connecting cable 40 0005 PlusBus cable with plug 74 0006 ADIO/M2IO plug set 0013 Strain relief fittings 0014 Fuse, 2.0 A (slow) 250 V (10 pce) 0015...
- Page 17 Function description Function description Solar DHW heating Note The solar circuit pump is switched off if one of the fol- Set or alter the functions described below in the lowing criteria is met: parameters in the "Solar" group. ■ The temperature differential between the cylinder temperature and the collector temperature is smaller The solar circuit pump is switched on according to the than the stop temperature differential set in parame-...
- Page 18 Function description Function description (cont.) Collector frost protection Viessmann collectors are filled with Viessmann heat To prevent damage to the collectors, the solar circuit transfer medium. Consequently, this function does not pump is switched on if the collector temperature falls need to be enabled.
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Page 19: Specification
Specification Specification Rated voltage 230 V∼ Rated frequency 50 Hz Rated current Power consumption – electronics 1.5 W Power consumption 7 mA Permissible ambient temperature Operation 0 to +40 °C ■ Storage and transport 20 to +65 °C ■ – Rated relay output breaking capacity P1 (solar circuit pump) 1 A 230 V~... -
Page 20: Declaration Of Conformity
Declaration of Conformity Declaration of conformity Declaration of Conformity We, Viessmann Werke GmbH & Co. KG, D-35107 Allendorf, declare as sole responsible body that the named product complies with the European directives and supplementary national requirements in terms of its design and operational characteristics. - Page 21 Keyword index Keyword index Configuration.............. 11 Reheating suppression..........17 Connection and wiring diagram........19 Repairs...............12 Electrical connections..........7 Sensor curves............13 Setting functions............11 Solar DHW heating............ 17 Fault codes..............12 Specification...............19 Fault messages............12 Stagnation time reduction.......... 17 Fault removal............. 12 Suppression of reheating........... 17 Faults.................
- Page 24 Viessmann Werke GmbH & Co. KG Viessmann Limited D-35107 Allendorf Hortonwood 30, Telford Telephone: +49 6452 70-0 Shropshire, TF1 7YP, GB Fax: +49 6452 70-2780 Telephone: +44 1952 675000 www.viessmann.com Fax: +44 1952 675040 E-mail: info-uk@viessmann.com...
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