Supporting documents Additional documents belong to this operation manual and must be observed. “ELCO/Control” operation manual The “ELCO/Control” operation manual describes how to control the system via the operational display and is Validity included in the scope of delivery. Original operation manual.
Document information Safety instructions Explanation of symbols D DANGER! Text Information highlighted with the word HAZARD warns A Required action against a hazardous situation that will lead to death or severe injury. B List Cross reference to another point in this document D WARNING! Cross reference to other documents that must be Information highlighted with the word WARNING warns...
Only qualified personnel trained by the manufacturer have manufacturer. access to the “Specialist” area of the “ELCO/Control” control mechanism. Intended use also includes reading and following this manual. 2.2.4 User Any other use is considered contrary to intended use.
Safety information General safety instructions The manufacturer does not accept any liability or guarantee for damage or loss in the following cases: B Failing to observe this manual. D WARNING! B Contrary-to-intended use. B Improper handling. Hazard caused by failing to observe the manual. B Use by unauthorised target groups.
Modes of operation The system can be operated in five modes of operation (including shutdown). The modes of operation are set via the operational display. “ELCO/Control” operation manual. Functional principle 3.3.1 Ready for e-car charging button The combustion of gas powers a high-performance Special mode for charging electric vehicles.
Product information Safety devices 3.5.2 VARION® C-POWER M D WARNING! Risk of burns, pinching or electric shock. The safety devices are intended to ensure the system is handled safely. Missing or faulty safety devices can lead to hazardous situations. A Ensure that the protection devices are not removed. A Follow the safety instructions on the system.
Product information Product overview 3.6.2 Control cabinet The control cabinet contains all the components required to control the system. 3.6.1 Generation unit The generation unit contains the actual combined heat and power unit with the combustion engine, the alternator unit and the heat exchangers.
Product information 3.6.4 Expansion tank connection block Scope of supply The expansion tank offsets temperature-related fluctuations in volume within the motor circuit (primary circuit). A Manometer B Cap valve C Expansion tank D Self-bleeding device E Pressure-relief valve F Fill-and-drain valve (connection for replenishing "water- glycol mixture 60:40") G Connection to generation unit H Drain valve...
Storage Storage The system is prepared by the manufacturer for operation on delivery. The system must be put into operation within 16 weeks following delivery. If that is not possible, the system must be put into storage. Storage of the system by the operator. “2.2.2 Operator”...
Assembly Assembly Installation location requirements D WARNING! Risk of suffocation, gas explosions or material damage caused by incorrectly installing the system. Failing to observe these requirements can lead to hazardous situations when handling electricity or gas. This chapter Safety instructions for assembly contains important information for preventing hazardous situations.
Assembly 5.2.2 Premises Space requirement for VARION® C-POWER M The premises must meet the following requirements: B The installation location must comply with the effective applicable laws and regulations for boiler rooms (e.g. in Germany, the ordinance for heat-producing appliances (Feuerstättenverordnung)). B The substrate on which the generation unit is to be installed must be flat, even, solid, dry and load-bearing.
Assembly 5.2.3 Heating system 5.2.5 Exhaust air duct The structural elements of the building’s heating system D WARNING! primarily comprise the peak load boiler, the buffer tank, and the pipework system and radiators. Risk of suffocation due to improper use of exhaust air. The exhaust air must not be used for heating purposes.
Assembly 5.2.8 Water supply 5.2.12 Mobile communications network Remote monitoring via the modem requires access to the D ATTENTION! mobile communications network. The modem must be accessible. The position of the modem has an influence on Risk of damage caused by poor water quality. the reception quality.
Assembly Assembly steps 5.3.2 Unpacking the system Brief overview: D ATTENTION! 5.3.1 Preparing for assembly 5.3.2 Unpacking the system Risk of damage caused by improper handling. 5.3.3 Positioning the generation unit The system may be damaged during unpacking or 5.3.4 Screwing the control cabinet in position transportation.
Assembly 5.3.3 Positioning the generation unit D ATTENTION! Risk of damage to the generation unit caused by improper transportation. In narrow transportation routes, it may be necessary to disassemble parts of the generation unit in order to move the device into the installation location. The parts may only be disassembled following consultation with the manufacturer.
Assembly 5.3.4 Screwing the control cabinet in position 5.3.6 Connecting the generation unit When connecting the system to the heating system it is necessary to follow the appropriate hydraulic diagram. “12.1 Hydraulic diagrams” (page 36). Always match the connections to the identifiers on the generation unit.
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Assembly D ATTENTION! Buffer water return line Risk of damage caused by improper connection of lines. Fixed supply lines will transfer vibrations to the building. The permissible sound insulation values will be exceeded. Vibrations may damage the supply lines. A Only use flexible lines for all the lines connected to the generation unit.
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Assembly Expansion tank Flue gas A Before connecting, ensure that the system pressure of the expansion tank connection block is 1.0 bar. A Connect the line to the “expansion tank” connection on the generation unit. A Connect the line to the expansion tank connection block. The line must be laid with a sufficient gradient to the generation unit.
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Assembly Exhaust air Cover A Connect the line to the “exhaust air” connection on the A Fit the cover. generation unit. A Guide the line outside. A Secure the line. A Ensure that when the exhaust air duct is connected, the system is protected against frost and the elements.
Assembly 5.3.7 Connecting the temperature sensors 5.3.8 Connecting the modem A Attach four temperature sensors (T1-T4) to the buffer When connecting the modem, the following points must be tank. When attaching, bear in mind the number of buffer observed: tanks. B If the modem is subjected to high temperatures, it may “12.1 Hydraulic diagrams”...
Assembly 5.3.9 Connecting the control cabinet The connection of additional components depends on the heating system. “12.1 Hydraulic diagrams” (page 36). D WARNING! A Connect any additional components (e.g. peak load Risk of injury from electric shock. boiler, equipment of the building control technology) to The cables must be deenergised during assembly.
Assembly Test run 5.4.1 Opening the generation unit Once the installation process has been successfully D WARNING! completed, it is necessary to perform a test run. The system must run for a minimum of 15 minutes. Risk of burns from hot components. The factory setting of the system on delivery enables the During operation, the components inside the generation test run to run for maximum one hour.
Assembly 5.4.2 Preparing the expansion tank connection block 5.4.3 Replenishing the cooling water D ATTENTION! D ATTENTION! Risk of material damage to the generation unit. Hazard caused by contamination of the cooling system. If the connection between the expansion tank connection Contaminated or incorrect cooling medium will damage the block and the generation unit is interrupted during generation unit’s cooling system.
If necessary, the venting procedure should be carried out several times. A Start the test run via the operating display. A Remove the pump from the MAG connection group. Observe the associated instructions for operation. “ELCO/Control” operation manual. Operation manual VARION® C-POWER – S, M, M+ / 06.2019...
Stopping the test run 5.4.7 Closing the generation unit A Stop the test run via the operating display. “ELCO/Control” operation manual. A Switch off the master switch. A Close the generation unit. The test run has been successful if the following conditions have been met: B The cooling system has been bled.
Commissioning Commissioning D WARNING! Hazard caused by improperly assembling the system. Improperly installed systems can cause serious injuries or material damage to the system or the building. A Ensure that the system is installed in accordance with the regulations and that the commissioning can be carried out.
“ELCO/Control” control mechanism. “2.2.1 Manufacturer” (page 6). Only qualified personnel trained by the manufacturer have access to the “Specialist” area of the “ELCO/Control” control mechanism. “2.2.3 Trained personnel” (page 6). Trained users have access to the non-protected areas of the “ELCO/Control”...
Cleaning Cleaning D WARNING! Risk of burns when cleaning hot system components. This chapter contains important information regarding the correct way to clean the system. The parts of the system that can become very hot (e.g. flue gas routing) must not be cleaned while the system is in operation.
This chapter contains important information regarding mechanism in the operational display. the safe maintenance of the system. Important safety “ELCO/Control” operation manual. components may fail or become faulty as a result of insufficient maintenance. In the case of malfunctions that cannot be resolved using...
Electrical work must only be performed by qualified, skilled electricians. “2.2.3 Trained personnel” (page 6). A Switch off the system. “ELCO/Control” operation manual. A Switch off the master switch. A Replace any faulty components. Operation manual VARION® C-POWER – S, M, M+ / 06.2019...
“2.2.3 Trained personnel” (page 6). A Switch off the system. “ELCO/Control” operation manual. A Close all valves in the system. A Close all valves in the heating system. A Remove all cables from the control cabinet that are not connected to the generation unit.
Disposal Disposal 11.1 Disposing of packaging D ATTENTION! Risk of environmental damage caused by failing to dispose of the packaging in the proper manner. A Do not dispose of the packaging in the normal domestic waste. A Send the packaging to the appropriate environmental recycling facility.
The installation location requirements must be observed. In particular: B The building’s heating system. “5.2.3 Heating system” (page 15). B Water quality. “5.2.8 Water supply” (page 16). Further hydraulic plans: Ј www.elco.net Operation manual VARION® C-POWER – S, M, M+ / 06.2019...
12.3 EC declaration of conformity Declaration of Conformity Declaration of Conformity We, ELCO GmbH, D-71379 Hechingen on behalf of the marketing companies ELCO Austria GmbH, A - 2544 Leobersdorf ELCOTHERM AG, CH - 7324 Vilters ELCO BV, NL - 6465 AG Kerkrade ELCO Belgium SA, B - 1070 Brussel ELCO Italia S.p.A., I - 31023 Resana...
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