Vaillant ecoTEC plus 806 VU GB 806/5-5 Installation And Maintenance Instructions Manual

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Vaillant ecoTEC plus 806 VU GB 806/5-5 Installation And Maintenance Instructions Manual Manual pdf 26 page image

9 Inspection and maintenance26 Installation and maintenance instructions ecoTEC plus 0020134823_048.6 Burner anti-cycling time8.6.1 Setting the burner anti-cycling timeTo prevent frequent switching on and off of the burner andthus prevent energy losses, an electronic restart lockoutis activated for a specific period each time the burner isswitched off. You can adjust the burner anti-cycling time tothe conditions of the heating installation. The burner anti-cycling time is only active for the heating mode. You can setthe maximum burner anti-cycling time under D.002 (defaultsetting: 20 min.). The effective burner anti-cycling times withrespect to the target flow temperature and the maximum setburner anti-cycling time can be found in the following table:TFlow(target)[°C]Set maximum burner anti-cycling time [min]1 5 10 15 20 25 3030 2.0 4.0 8.5 12.5 16.5 20.5 25.035 2.0 4.0 7.5 11.0 15.0 18.5 22.040 2.0 3.5 6.5 10.0 13.0 16.5 19.545 2.0 3.0 6.0 8.5 11.5 14.0 17.050 2.0 3.0 5.0 7.5 9.5 12.0 14.055 2.0 2.5 4.5 6.0 8.0 10.0 11.560 2.0 2.0 3.5 5.0 6.0 7.5 9.065 2.0 1.5 2.5 3.5 4.5 5.5 6.570 2.0 1.5 2.0 2.5 2.5 3.0 3.575 2.0 1.0 1.0 1.0 1.0 1.0 1.0TFlow(target)[°C]Set maximum burner anti-cycling time [min]35 40 45 50 55 6030 29.0 33.0 37.0 41.0 45.0 49.535 25.5 29.5 33.0 36.5 40.5 44.040 22.5 26.0 29.0 32.0 35.5 38.545 19.5 22.5 25.0 27.5 30.5 33.050 16.5 18.5 21.0 23.5 25.5 28.055 13.5 15.0 17.0 19.0 20.5 22.560 10.5 11.5 13.0 14.5 15.5 17.065 7.0 8.0 9.0 10.0 11.0 11.570 4.0 4.5 5.0 5.5 6.0 6.575 1.0 1.0 1.0 1.0 1.0 1.0NoteThe remaining burner anti-cycling time following aregular shutdown in heating mode can be calledup under D.067.8.6.2 Resetting the remaining burner anti-cyclingtime1st optionMenu → Reset anti-cycl. timeThe current burner anti-cycling time appears in the display.▶ Confirm the burner anti-cycling time reset by pressing(Select).2nd option▶ Press the fault clearance key.8.7 Setting the maintenance intervalIf you set the maintenance interval, the message that theproduct must be serviced appears in the display, togetherwith the maintenance symbol , after a configurable numberof burner operating hours. The display on the eBUS control-ler shows the information Maintenance MAIN.▶ Set the operating hours until the next maintenance workis due using D.084. You can set the operating hours inincrements of ten from 0 to 3010 h (hours).If you do not set a numerical value, but instead set the sym-bol "–", the "Maintenance display" function is not active.NoteOn completion of the set operating hours, youmust set the maintenance interval again.8.8 Setting the pump outputThe product can be equipped with a pump group with a mod-ulating or high-efficiency pump (accessories). Both pumpsare fully modulating and are actuated depending on the heatrequirement.The remaining feed head of this pump group is designed sothat the full heat output is transported as far as the systemseparation.You can find the remaining feed head of the pumps in thesection "Hydraulic connection" (→ Page 13).8.9 Handing the product over to the operator1. When you have finished the installation, attach thesticker supplied (835593) to the front of the product inthe operator's language.2. Explain to the operator how the safety devices work andwhere they are located.3. Inform the operator how to handle the product. Answerany questions the operator may have. In particular,draw attention to the safety information which the op-erator must follow.4. Inform the operator of the necessity to have the productmaintained according to the specified intervals.5. Pass all of the instructions and documentation for theproduct to the operator for safe-keeping.6. Inform the operator about measures taken to ensure thesupply of combustion air and flue gas guiding, and in-struct the operator that he must not make any changes.9 Inspection and maintenanceAuxiliary service equipment:You require the following tool for the inspection and mainten-ance:– SW8 socket with extension– Torx screwdriver 20, 25 and 30– 5 mm hexagon socket▶ Carry out all inspection and maintenance work in theorder shown in the table "Overview of inspection andmaintenance work".