Demir Dokum HK 50 M Service Bulletin
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HK 50 M – HK 10M – HK 100S SERVICEBULLETIN3.11. THERMALEGULATION SETTING ............................................... .................................................... ..................... 41ADDITIONAL FUNCTIONS FOR CASCADE MANAGEMENT ................................................................... 473.12. ADRESSING SETTINGS FOR CASCADE CONNECTIONS ............................................................................... 533.12.1. Master card settings.............................................................................................................................................. 533.12.2. Slave card settings ............................................................................................................................................... 533.12.3. Slave card interface settings................................................................................................................................. 533.12.4. Slave PCB inputs.................................................................................................................................................. 533.12.5. Addressing settings .............................................................................................................................................. 544. DECOMMISSIONING THE BOILER ....................................................................................................... ……..564.1. TEMPORARY DECOMMISSIONING ................................................................................................................... 564.2. LONG-TERM DECOMMISSIONING .................................................................................................................... 565. MAINTENANCE................................................................................................................................................... 585.1. NORMAL MAINTENANCE PROCESS..................................................................................................................585.2. FAILURE MAINTENANCE PROCESS.................................................................................................................. 595.3. PERIODICALLY PROGRAMMED MAINTENANCE TABLE ............................................................................ 595.4. TOOL KIT REQUIRED FOR MAINTENANCE .................................................................................................... 595.5. SAFETY RULES....................................................................................................................................................... 605.6. ACCESSIBILITY TO COMPONENTS .................................................................................................................. 605.6.1. Dismounting the front sheet-metal group ............................................................................................................ 605.6.2. Dismounting the control panel…………………………………………………………………………………...615.6.3. Dismounting the electronic card .......................................................................................................................... 625.6.4. Dismounting the ignition electrode....................................................................................................................... 635.6.5. Dismounting the venturi........................................................................................................................................ 645.6.6. Dismounting the fan.............................................................................................................................................. 645.6.7. Dismounting the burner and cleaning the combustion chamber…………………………………………………655.6.8. Dismounting the condensate siphon …………………………………………………….……............................665.6.9. Dismounting the NTC sensors ………..………………………………………………………………….…….. 675.6.10. Dismounting the safety thermostat……………………………………………………………………………….685.6.11. Dismounting the waste gas sensor…………………………………………………………………………..……695.6.12. Dismounting the gas valve……………………………………………………………………………….……...705.6.13 . Dismounting the water pressure switch……………………………………………………………………….....716. TROUBLESHOOTING.................................................................................................................................................. 726.1. ERROR MODE ......................................................................................................................................................... 726.2. CONTINUOUS ERROR LOCKING ......................................................................................................................... 726.3. LOCKING CODES .................................................................................................................................................... 726.3. UNEXPECTED ERRORS AND MEASURES ......................................................................................................... 747. INSTALLATION .................................................................................................................................................................. 777.1. DEVICE HANDLING AND ACCESSORIES BEFORE DELIVERY....................................................................... 777.2. BOILER AND CASCADE SYSTEM INSTALLATION ROOM .............................................................................. 777.3. ADAPTATION TO PREVIOUS DEVICES ............................................................................................................... 787.4. DEVICE INSTALLATION SEQUENCE ................................................................................................................... 797.5. HYDRAULIC CONNECTIONS.................................................................................................................................. 807.6. GAS CONNECTIONS.................................................................................................................................................. 907.7. ELECTRICAL CONNECTIONS ................................................................................................................................. 917.8. FILLING WATER ........................................................................................................................................................ 927.9. WASTE GAS DISCHARGE AND COMBUSTION AIR SUPPLY ........................................................................... 947.9.1 Maximum length of the flue pipe and cautions ............................................................................................................. 947.9.2 Layout of condensate drain ........................................................................................................................................... 987.9.3 Valve................................................................................................................................................................................ 997.10. OUTDOOR AIR SENSOR CONNECTION ................................................................................................................ 100APPENDIX A-Main components .......................................................................................................................................... 102APPENDIX B - Dimensions and Weight................................................................................................................................ 103APPENDIX C - Technical data table...................................................................................................................................... 104APPENDIX D - Hydraulic circuit........................................................................................................................................... 105APPENDIX E- NTC sensor positions .................................................................................................................................... 106APPENDIX F- Pumps ............................................................................................................................................................ 107APPENDIX G- Electrical diagrams........................................................................................................................................ 108APPENDIX H - Electrical connections (System, outdoor air sensor, room sensor, remote control)..................................... 114APPENDIX I - Accessories ................................................................................................................................................... 134.Service Administration 3 03/2010 |
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