Installation and maintenance instructions
ecoVIT exclusiv
VKK 226/4
–
VKK 656/4
AT, DE
Publisher/manufacturerVaillant GmbH
Berghauser Str. 40
D-42859 Remscheid
Tel. +49
21
91
18
‑
0
Fax +49
2810
[email protected]
www.vaillant.de
Page 1: ...nd maintenance instructions ecoVIT exclusiv VKK 226 4 VKK 656 4 AT DE Publisher manufacturer Vaillant GmbH Berghauser Str 40 D 42859 Remscheid Tel 49 21 91 18 0 Fax 49 21 91 18 2810 info vaillant de w...
Page 2: ...installation 17 7 7 Purging the heating installation 18 7 8 Filling the condensate siphon 18 7 9 Checking the gas setting 18 7 10 Checking the heating mode 20 7 11 Checking the hot water generation 2...
Page 3: ...t and system approval compliance with all inspection and main tenance conditions listed in the instruc tions Intended use also covers installation in ac cordance with the IP class Any other use that i...
Page 4: ...e and flammable materials Do not use the product in storage rooms that contain explosive or flammable sub stances such as petrol paper or paint 1 3 7 Risk of poisoning caused by insufficient supply of...
Page 5: ...tional and inter national laws standards and guidelines 1 3 14 Risk of being burned or scalded by hot components Only carry out work on these components once they have cooled down 1 3 15 Risk of death...
Page 6: ...0010007508 VKK 226 4 L 0010007688 VKK 286 4 H 0010007512 VKK 286 4 L 0010007692 VKK 366 4 H 0010007516 VKK 366 4 L 0010007696 VKK 476 4 H 0010007520 VKK 476 4 L 0010007700 VKK 656 4 H 0010007524 VKK 6...
Page 7: ...max e g 85 C Max flow temperature 230 V 50 Hz Electric connection e g 110 W Max electrical power consumption Class I Electrical protection class IP e g X4D IP rating Heating mode P Nominal heat output...
Page 8: ...environmental temperatures of approx 4 C to approx 50 C Note When selecting the installation site take into con sideration the product s weight when it is ready for operation including the water cont...
Page 9: ...red to connect a con densate pump The drain must be visible 4 7 Aligning the product Use the height adjustable feet to adjust the product ho rizontally in order to ensure that the condensate drains fr...
Page 10: ...can cause leaks Install the connection cables so that they are free from mechanical stress Caution Risk of material damage due to heat trans fer during soldering Only solder connectors if the connecto...
Page 11: ...asuring points 5 3 Information on liquid gas operation In the as delivered condition the product is preset for opera tion with the gas group indicated on the identification plate If you have a product...
Page 12: ...urn to the heating return con nection 3 4 If you do not connect a domestic hot water cylinder use the enclosed sealing plug to seal the connection 2 5 7 2 Connecting the domestic hot water cylinder re...
Page 13: ...main switch is switched off Switch off the power supply Secure the power supply against being switched back on again Caution Risk of material damage caused by mal function If cables are routed directl...
Page 14: ...n Risk of material damage due to high con nected voltage At mains voltages greater than 253 V elec tronic components may be damaged Make sure that the rated voltage of the mains is 220 V Caution Risk...
Page 15: ...plug connect the contacts in series and not in parallel Close the electronics box Page 13 5 9 5 Connecting the domestic hot water cylinder 3 1 2 1 Connect the cylinder temperature sensor 3 and if req...
Page 16: ...ist Commissioning checklist Page 37 7 2 Calling up the check programmes 1 Press and hold the button and at the same time briefly press the Reset button Only release the but ton once P 00 is shown in t...
Page 17: ...the heating water is treated with unsuitable additives Unsuitable additives may cause changes in the components noises in heating mode and possibly subsequent damage Do not use any unsuitable frost a...
Page 18: ...s 7 8 Filling the condensate siphon Danger Risk of poisoning from escaping flue gas An empty or insufficiently filled condensate siphon may allow flue gas to escape into the room air Fill the condensa...
Page 19: ...ffers from gas flow pressure by more than 1 0 kPa 10 mbar Caution Risk of material damage and operating faults caused by incorrect gas connec tion pressure If the gas connection pressure lies outside...
Page 20: ...ot water temperature set the domestic hot water temperature on the boiler to the maximum possible temperature Adjust the target temperature for the connected do mestic hot water cylinder to the contro...
Page 21: ...e pump overrun for a cylinder charging pump that is directly connected to the product under D 72 If the cylinder charging pump is connected to a VRC 630 or auroMATIC 620 control set the overrun time o...
Page 22: ...ge 32 Eliminate the fault To restart the product press the reset button Operat ing instructions If you are unable to eliminate the fault and the fault re curs despite several reset attempts contact Va...
Page 23: ...oduct from the power grid 2 Close the gas stopcock 3 Hinge the electronics box down Page 9 4 Remove the upper casing Page 9 5 Unscrew the locking plate from the ignition electrode and pull out the ign...
Page 24: ...ace a new seal into the brass nipple on the underside of the gas valve assembly 6 Screw the gas pipe to the underside of the gas valve assembly again Torque 25 Nm 7 Plug the pressure measuring hose in...
Page 25: ...installation Page 17 2 Purge the heating installation Page 18 3 Check that all control regulation and monitoring devices are functioning properly 4 Check the gas pipe and the heating circuit for tigh...
Page 26: ...ton Pump off i button Back Check fan i button Yes button Next button Back Fan is actuated at max rotational speed button Fan on button Fan off i button Back Check charging pump i button Yes button Nex...
Page 27: ...value or return target value Current target value calculated from the set value control control type etc Not ad justable D 007 Cylinder temperature tar get value Current value Only products with no i...
Page 28: ...Not ad justable D 025 Ext eBUS signal Cylinder charging Current value Hot water generation enabled by eBUS control 0 Off 1 On Not ad justable D 026 Auxiliary relay 1 6 Internal accessory relay at X6 p...
Page 29: ...ng switch off sequences Current value Number of switch off sequences caused by the air monitoring Not ad justable D 064 Avg ignition time Current value s Not ad justable D 065 Max ignition time Curren...
Page 30: ...s Current value Number of burner starts x 100 Not ad justable D 084 Maintenance in 0 3000 h Number of hours until the next maintenance 1 300 corresponds to 3000 hrs Deactivated D 087 Set the type of g...
Page 31: ...ter mode is activated S 27 DHW mode Pump over run The pump overrun for domestic hot water mode is activated S 28 DHW anti cycling time The anti cycling time for domestic hot water mode is activated S...
Page 32: ...29 Operating failure Ignit unsuccessful Gas supply interrupted intermit tently Re ignition failed Check Flue gas recirculation condensate route blockage earthing cable to the gas valve assembly and el...
Page 33: ...defect ive Check the fuse on the PCB in the electronics box 1 Replace the fuse No response to the control de mand No eBUS connection Check the connection between the BUS connections in the control and...
Page 34: ...1 4 3 2 1 13 1 9 6 X2 19 20 21 17 3 1 4 18 8 5 22 C1 C2 Burner Off BUS X1 X18 X1 24V 230V L N X13 X11 L N 1 2 3 3 4 5 X14 L N WH BK BU RD VT GN RD BK BK OG BK BK BK BK BK BK BK BK RD RD BU RD WH BU BU...
Page 35: ...k characteristic 19 Water pressure sensor 20 actoSTOR sensor 2 7 k characteristic 21 Coding resistor power 5110 22 Gas valve assembly 23 VR 40 230 V power supply 24 Cylinder charging pump 25 Internal...
Page 36: ...Tel BUS DCF 0 C1 C2 VRC 630 230 V 5 V 24 V 9 8 7 I N Auf Zu 2 1 Zu N Auf N L N L N L N L N L N L N L N L N L N L 1 1 2 1 2 1 2 2 230 V 2 aus 7 Netz 3 1 2 11 4 5 10 6 7 8 9 14 13 12 16 15 17 1 2 in 7...
Page 37: ...O content Annually 10 Checking the product for tightness in the gas flue gas domestic hot wa ter and condensate pipework Annually 11 Checking all the safety devices Annually 12 Checking and if require...
Page 38: ...unit categories II2ELL3P DE II2H3P AT II2ELL3P DE II2H3P AT II2ELL3P DE II2H3P AT II2ELL3P DE II2H3P AT II2ELL3P DE II2H3P AT II2ELL3P DE II2H3P AT Gas connection boiler side R 3 4 inch R 3 4 inch R 3...
Page 39: ...691 mm Approx net weight 100 kg 100 kg 100 kg 100 kg 110 kg 110 kg Ready for operation weight approx 210 kg 210 kg 235 kg 235 kg 255 kg 255 kg VKK 476 4 H VKK 476 4 L VKK 656 4 H VKK 656 4 L Designate...
Page 40: ...ht 120 kg 120 kg 120 kg 120 kg Ready for operation weight approx 320 kg 320 kg 320 kg 320 kg Technical data Power load G20 VKK 226 4 H VKK 286 4 H VKK 366 4 H VKK 476 4 H VKK 656 4 H Nominal heat outp...
Page 41: ...g side 45 0 kW 45 0 kW 62 0 kW 62 0 kW Minimum heat input 20 2 kW 20 2 kW 21 7 kW 21 7 kW Technical data Heating VKK 226 4 H VKK 226 4 L VKK 286 4 H VKK 286 4 L VKK 366 4 H VKK 366 4 L Max flow temper...
Page 42: ...sumption 45 W 45 W 45 W 45 W 45 W 45 W Standby electrical power consumption 6 W 6 W 6 W 6 W 6 W 6 W IP rating IP 20 IP 20 IP 20 IP 20 IP 20 IP 20 Unit protection class Class I Class I Class I Class I...
Page 43: ...m 21 Flue gas route 4 Front casing 10 Front casing closed 5 Front flap 9 Frost 5 Function check 23 Function menu 23 26 G Gas connection 11 Gas conversion 18 Gas ratio setting 18 H Handing the product...
Page 44: ...8 0 Telefax 021 91 18 2810 Auftragsannahme Vaillant Kundendienst 021 91 5767901 info vaillant de www vaillant de These instructions or parts thereof are protected by copyright and may be reproduced or...