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Riello Vokera VERVE i 50, Installation & Servicing Instructions Manual, Page: 21 / 40

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Riello Vokera VERVE i 50 Installation & Servicing Instructions Manual Download Page 21

21

 

Water scheme for heating-only system with optional HT or LT circuit

HP

 direct circuit

LP

 direct circuit

POSSIBLE SY

STEM OPTIONS

1

2

6

5

4

4

5

6

7

3

Fig. 17

1 

Heat generator

2 

Expansion vessel (indoor also available as an option)

3 

System filter

4 

System shut-off valve

5 

Circulator (230Vac / 50Hz / P<120W)

6 

Non-return valve

7 

Safety thermostat with contact compatible at low volt-

age and low current

Summary of Contents for Vokera VERVE i 50

Page 1: ...structions THESE INSTRUCTIONS TO BE RETAINED BY USER Vok ra is a licensed member of the Benchmark scheme which aims to improve the standards of installation and commissioning of domestic hot water sys...

Page 2: ...09 142 EC Gas Appliances Directive 92 42 EEC on efficiency requirements and Annex E and Pres Republic Decree n 412 26 Au gust 1993 Electromagnetic Compatibility Directive 2014 30 EU Low Voltage Direct...

Page 3: ...3 7 Electrical connections 18 3 7 1 Grounding system 18 3 7 2 Connection to the electrical power supply 18 3 8 Gas connections 18 3 9 Hydraulic diagrams 19 3 10 Evacuation of combustion products and...

Page 4: ...ge caused due to any intervention carried out in the safety valve b The seal of the condensate drainage connection line must be guaranteed and the line must be well pro tected against the risk of free...

Page 5: ...ions for the installation of the flue gas pip ing and ventilation ducting are given in Standards UNI CIG 7129 7131 and UNI 11071 The main technical characteristics of the appliance are low emission pr...

Page 6: ...Safety thermostat 4 CH flow temperature sensor 5 Exchanger 6 Diff Pressure switch 7 Exhaust flue probe 8 Pump 9 Return probe 10 Safety valve 11 Water pressure gauge 12 Diverter valve optional 13 Cond...

Page 7: ...connections 835 80 40 915 510 80mm 375 385 50 75 107 100 130 72 120 108 83 1 3 2 4 5 Fig 2 1 Central heating return 2 Central heating flow 3 Gas fitting 4 Condensate outlet 18 see chapter Preparation...

Page 8: ...tank optional 10 3 5 bar safety valve 11 Drain cock 12 Water air separator 13 Safety thermostat 2 4 2 Water circuit with internal diverter valve 10 4 1 2 3 6 7 8 14 5 UF IA IG RR MR 12 11 T 13 L 9 T...

Page 9: ...9 2 5 Control panel 5 1 2 4 3 Fig 5 1 Display 2 Heating temperature up down buttons 3 Summer winter button 4 Domestic hot water temperature up down buttons 5 ON OFF and RESET button...

Page 10: ...ssure G20 G30 G31 4 77 3 63 3 57 mc kg h Electrical power supply Electrical insulation rating Fan power consumption 100 W Circulator power consumption 60 W Combustion data Combustion efficiency at Nom...

Page 11: ...pable of operating in both modu lating and fixed mode with the latter offering three speeds fixed mode at low speed fixed mode at normal speed fixed mode at maximum speed By default the unit is set to...

Page 12: ...R 14 13 CR r b m J20 v v m m bl P2 TS V2 V1 BUS A B C D E J22 bl m PD M CA MR P1 c gv m bl gv m ne bl Fig 7 Cable colours Key b white bl blue g yellow gg yellow gv yellow green a orange m brown n blac...

Page 13: ...2 1 CR TA Tmix TS m c gv gv c m m c gv c m n n m r r v v A B C D E Fig 8 Cable colours Key b white bl blue g yellow gg yellow gv yellow green a orange m brown n black ro pink r red v green P1 high te...

Page 14: ...per positioning of the appliance the following points must also be taken into consideration it must not be placed above a cooker or other cook ing device it is forbidden to leave inflammable products...

Page 15: ...of breakdown or mal function switch off the appliance avoiding to make any attempt to repair it and contact the Technical Assistance Centre 3 3 Eliminating the air from the heating circuit and boiler...

Page 16: ...mark the positions of the 4 holes for fastening the boiler support plate make sure that all measurements are exact then drill the wall using drill tips with the diameters indicated above fasten the p...

Page 17: ...value read on the card with a real measurement and adjust parameter 39 to make any necessary correction b The connection cable between the outdoor sen sor and the control panel must not have coupling...

Page 18: ...Hz electrical power line using the appropriate power cable see chapter Multi row wiring diagram The electrical panel contains the terminal board for the auxiliary devices ambient thermostat external p...

Page 19: ...rtified calibrated to 97 C capillary probe length 5m kit D 12 Expansion tank fitting kit C 13 Return line shut off valve kit C 14 3 way delivery line shut off valve kit C 15 3 way storage tank connect...

Page 20: ...1 1 2 3 4 M 3 4 M 1 1 2 Fig 15 A Frame kit B rear bracket kit floor application VERVE i 50 INAIL connection Kit INAIL Kit water separator Kit storage tank 3 way valve kit 19 13 11 12 17 9 14 5 225 10...

Page 21: ...circuit POSSIBLE SYSTEM OPTIONS 1 2 6 5 4 4 5 6 7 3 Fig 17 1 Heat generator 2 Expansion vessel indoor also available as an option 3 System filter 4 System shut off valve 5 Circulator 230Vac 50Hz P 12...

Page 22: ...r storage tank 3 way command HP direct circuit 1 5 6 4 4 7 2 4 4 3 Fig 18 1 Heat generator 2 Expansion vessel indoor also available as an option 3 System filter 4 System shut off valve 5 Circulator 23...

Page 23: ...3 2 10 Fig 19 1 Heat generator 2 Expansion vessel indoor also available as an option 3 System filter 4 System shut off valve 5 Circulator 230Vac 50Hz P 120W 6 Non return valve 7 Safety thermostat wit...

Page 24: ...eteoric water condensate deriving from the flue gas discharge system It does this via its own drain tap if an external drain tap is not fitted during the design or installation phase b if a condensate...

Page 25: ...as an accessory The frame spacer kit must be utilized for the wall mounted rear concentric discharge see the Catalogue The concentric pipes can face in the direction most suit able for installation r...

Page 26: ...edicated cup or even a simple poly propylene curve suitable for receiving the condensate that comes out of the boiler and any liquid leaks from the safety valve The maximum distance between the boiler...

Page 27: ...out of them b Although the standard boiler does not come with an expansion tank one must nevertheless be installed in order to ensure the appliance s proper functional ity A dedicated kit for install...

Page 28: ...Boiler operating modes If the boiler has been configured to produce domestic hot water using an external storage tank two different operat ing modes can be selected 1 SUMMER mode In this mode the boi...

Page 29: ...d Connect the diverter valve to the terminal board keeping in mind that contact 16 is powered on when the boiler is oper ating in Domestic Hot Water mode contact 17 is powered on when the boiler is in...

Page 30: ...he external climate control probe for the low temperature zone as well with parameters different from those used for the high temperature zone which must likewise be entered by the Technical Assistanc...

Page 31: ...a technical anomaly occurs the display on the left will either show the letter A or the letter E while the dis play on the right will show a numeric error code which will allow the maintenance person...

Page 32: ...e performed by qualified personnel Remove the front panel in order to access the internal part of the boiler With the boiler on simultaneously press the heating function s and buttons for 5 seconds Fo...

Page 33: ...rmed by the authorized Technical Assistance Centre using the following proce dure Shut off the boiler s electrical power supply and close the gas valve b The electrical power supply must be disconnect...

Page 34: ...eal on the gas and water couplings and pipes checking the gas consumption at maximum and min imum output checking the position of the ignition flame detection glowplug checking the gas failure safety...

Page 35: ...s shown in the two digits on the right Press the and domestic hot water Buttons 4 to modify the parameter s value until the desired value is obtained The new value will begin to flash 55 P 4 2 3 Fig 4...

Page 36: ...huts off once the T1 value has exceeded 20 C If after 10 minutes the T4 pa rameter is still below this value but T1 is greater than 5 C the pump will remain in function until T4 exceeds this value 10...

Page 37: ...on 1 C 10 C 3 C 28 Domestic hot water shut off differential off 1 C 10 C 5 C 29 Reset default values 0 off 1 on If this value is set to 1 all the default values can be reset by pressing the Mode butto...

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Page 40: ...Vok ra Ireland West Court Callan Co Kilkenny T 056 7755057 F 056 7755060 Vok ra Limited reserve the right to change specification without prior notice Consumers statutory rights are not affected A Ri...

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