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2.1 Central heating

Syntesi 25 e

Heat input

25.0 kW

Max heat output 60/80

C (return & flow temp.)

24.7 kW

Max heat output 30/50

C (return & flow temp.)

26.6 kW

Min heat output 60/80

C (return & flow temp.)

7.28 kW

Min heat output 30/50

C (return & flow temp.)

7.90 kW

Minimum working pressure

0.45 bar

Maximum working pressure

3.0 bar

Minimum flow rate

350 l/h

2.2 Domestic hot water

Maximum input

25.0 kW

Maximum output

24.7 kW

Minimum output

7.28 kW

Flow rate (35

C rise)

10.1 l/min

Maximum inlet pressure

6.0 bar

Minimum inlet pressure

0.15 bar

Minimum flow rate

2.0 l/min

2.3 Gas pressures

Inlet pressure (G20)

20.0 mbar

Burner pressure maximum

8.9 mbar

Burner pressure minimum

1.0 mbar

Maximum gas rate

2.64 Sm

Minimum gas rate

0.79 Sm

Injector size (quantity)

12 x 1.35 mm

2.4 Expansion vessel

Capacity

8-litres

Maximum system volume

76-litres

Pre-charge pressure

1.0 bar

2.5 Dimensions

Height

820mm

Width

400mm

Depth

350mm

Dry weight (kg)

44.0

2.6 Clearances

Sides

12mm

Top

150mm from casing or 25mm above flue elbow (whichever is applicable)

Bottom

150mm

Front

600mm

2.7 Connections

Flow & return

22mm

Hot & cold water

15mm

Gas

15mm

Safety valve

15mm

Condense

21mm

2.8 Electrical

Voltage (V/Hz)

230/50

Power consumption

174W

Internal fuse

External fuse

2.9 Flue details (concentric)

Maximum horizontal flue length (60/100mm)

2.25m

Maximum vertical flue length (60/100mm)

3.25m

Maximum horizontal flue length (80/125mm)

5.50m

Maximum vertical flue length (80/125mm)

7.0m

2.9A Flue Details (twin pipes)

Maximum horizontal flue length (80mm + 80mm)

10m+10m

Maximum vertical flue length (80mm + 80mm)

10m+10m

2.10 Efficiency

SEDBUK (%)

90.52

Содержание syntesi e series

Страница 1: ...Installation Servicing Instructions THESE INSTRUCTIONS TO BE RETAINED BY USER e...

Страница 2: ...17 5 6 Pre operation checks 17 5 7 Initial lighting 17 5 7 1 Checking burner pressures 17 5 8 Final flushing of the heating system 18 5 8 1 Inhibtors 18 5 9 Setting the boiler operating temperature 1...

Страница 3: ...type flue applications This appliance is designed for use with a sealed system only consequently they are not intended for use on open vented systems Fig 1 Fig 1 General Layout 1 Safety Valve 2 Press...

Страница 4: ...for heat has been satisfied the appliance pump and fan may continue to operate to dissipate any residual heat within the appliance 1 4 MODE OF OPERATION DHW When there is a request for DHW via a hot w...

Страница 5: ...inimum gas rate 0 79 Sm3 h Injector size quantity 12 x 1 35 mm 2 4 Expansion vessel Capacity 8 litres Maximum system volume 76 litres Pre charge pressure 1 0 bar 2 5 Dimensions Height 820mm Width 400m...

Страница 6: ...alcony level 300 mm J From a surface or boundary facing the terminal 600 mm K From a terminal facing a terminal 1200 mm L From an opening in the car port into the building 1200 mm M Vertically from a...

Страница 7: ...not suitable for external installation 3 3 GAS SUPPLY The gas meter as supplied by the gas supplier must be checked to ensure that it is of adequate size to deal with the maximum rated input of all th...

Страница 8: ...ng of the system and replacing water lost during servicing etc has been provided This method of filling complies with the current Water Supply Water Fittings Regulations 1999 and Water Bylaws 2000 Sco...

Страница 9: ...s modified to suit This appliance is not suitable for external installation 3A 3 GAS SUPPLY The gas meter as supplied by the gas supplier must be checked to ensure that it is of adequate size to deal...

Страница 10: ...olationpurposes Thefeed pipeshouldbeconnectedtothereturnpipeas closetotheboileraspossible 3A 6 8 FREQUENTFILLING Frequentfillingorventingofthesystemmaybe indicativeofaleak Careshouldbetakenduring the...

Страница 11: ...full weight of the appliance Care should be exercised when determining the position of the appliance with respect to hidden obstructions such as pipes cables etc When the position of the appliance ha...

Страница 12: ...oncentric flue pipe into the flue bend ensuring the correct seal is made Using the clamp gasket and screws supplied secure the flue bend to the appliance flue spigot The 60mm M F adaptor supplied with...

Страница 13: ...Wall bracket 4 N A Reduction for bends Using the dimensions given in fig 9 as a reference mark and cut a 115mm hole in the ceiling and or roof Fit the appropriate flashing plate to the roof and inser...

Страница 14: ...s provided The twin flue pipes extensions and accessories can now be installed by pushing together the plain end of each extension or bend should be pushed approximately 50mm into the female socket of...

Страница 15: ...terminal assembly to the wall using cement or a suitable alternative that will provide satisfactory weatherproofing The interior and exterior trim can now be fitted Fig 12 1 0 metre 1 deg 17mm 4 5 3 3...

Страница 16: ...tighten both nuts NOTE It will be necessary to calculate the diameter of the gas supply pipe to ensure the appliance has an adequate supply of gas 4 6 2 FLOW RETURN see fig 6A 14 The appliance is supp...

Страница 17: ...cable from the isolator to the appliance must be 3 core flexible sized 0 75mm to BS 6500 or equivalent Wiring to the appliance must be rated for operation in contact with surfaces up to 90 C 4 7 1 CAS...

Страница 18: ...ock wiring harness supplied in the accessory pack connect the 4 wires to the clock as shown in fig 16 Fig 16 Fig 17 remove the clock aperture plate from the appliance remove the push out blanking disc...

Страница 19: ...ing position fig 18 slowly open each outlet until air has been expelled and clear water is discharged Check pipe work etc for water soundness 5 6 PRE OPERATION CHECKS Before attempting the initial lig...

Страница 20: ...ugh the appliance Syntesi 25 e 8 litre 9 litre Orange Blue Fitted Spare The restrictor eliminates the need to manually adjust the DHW flow rate However if it is felt necessary to further increase or d...

Страница 21: ...free service the life span of components will be determined by factors such as operating conditions and usage Should the appliance develop a fault the fault finding section will assist in determining...

Страница 22: ...asher 1 2 from the main heat exchanger Replace in the reverse order 6 6 SAFETY VALVE see fig 21 Carry out component removal procedure as described in 6 4 Disconnect the outlet pipe from the safety val...

Страница 23: ...g screws 2 3 remove the required PCB 4 5 6 Replace in the reverse order Fig 24 Fig 25 NOTE Ensure that any replacement PCB has the correct Jumper Tag configuration see section 8 6 13 GAS VALVE see fig...

Страница 24: ...e lifting and disengaging Disconnect the electrode lead and burner thermostat from their respective connectors Ease the electrode sealing grommet from its seating 4 Remove the retaining screw 6 for th...

Страница 25: ...d remove the four screws that secure the fan to the flue hood Remove the fan to flue elbow Replace in the reverse order Ensure all seals are in good condition taking care to ensure they are replaced c...

Страница 26: ...g care not to lose the float contained within the housing Replace in the reverse order ensuring that the housing is firmly inserted onto its seating Ensure all seals are in good condition taking care...

Страница 27: ...icient clearance above Carry out component removal procedure as described in 6 4 Disconnect the flue from the appliance Disconnect the flexible expansion pipe from the vessel fig 39 Locate and remove...

Страница 28: ...AT COLLECTOR see fig 42 During routine servicing or maintenance there is no requirement to remove or dismantle the collector however should it be deemed necessary to dismantle the collector all seals...

Страница 29: ...erature of the primary thermistor drop below 7 C the valve actuator will motor to the heating position and the pump will be activated for approximately 20 minutes Should the temperature of the primary...

Страница 30: ...t for heating has been satisfied the appliance fan may continue to operate to dissipate any residual heat from within the appliance 7 3 CHECKINGAND ADJUSTING BURNER PRES SURE see fig 19 Although the b...

Страница 31: ...er should read approximately 230V ac Iff so proceed to next stage If not see 7 7 4 connect test leads between the Neutral Earth connections at the appliance terminal strip fig 16 The meter should read...

Страница 32: ...the display accompanied by a flashing red LED To reset the boiler slowly turn the mode selector switch to the reset position then back to the on position If the boiler does not reset refer to the fol...

Страница 33: ...ST A CHECKING OPERATION OF ELECTRONIC CONTROL BOARD AT START UP VOKERA LINEA PLUS AG Rev 1 08 03 2000 REPLACE PCB MAINS ON 3 WAY VALVE BETWEEN TERMINALS M11 1 M11 3 ON PCB CHECK OR REPLACE WIRING OR C...

Страница 34: ...ON PCB RED WIRE ON HIGH LIMIT THERMOSTAT IS THERE 24 Vdc BETWEEN TERMINALS M5 3 AND M3 4 ON PCB CHECK WIRING AND CONNECTIONS RESET THE HIGH LIMIT THERMOSTAT GREEN LED LIGHT RESTART THE TEST REPLACE T...

Страница 35: ...1 M9 2 ON CONTROL BOARD CHECK AND OR REPLACE WIRING OR CONNECTIONS WITH DISPLAY BOARD 5 Vdc BETWEEN TERMINALS M2 1 M2 2 ON DISPLAY BOARD REPLACE DIGITS BOARD FAULT CODE 01 SHOWING SWITCH ON OFF SELECT...

Страница 36: ...TEMPERATURE 40 C WAIT WATER FLOW TEMPERATURE 40 C REPLACE CONTROL BOARD TURN DHW THERMOSTAT AT MAX B IS THERE A VOLTAGE 4 Vdc BETWEEN TERMINALS M3 10 M3 11 ON PCB CHECK FAN WIRING AND CONNECTIONS DIFF...

Страница 37: ...REPLACE CONTROL BOARD C TURN CH THERMOSTAT TO MIN DO BURNER AND FAN SWITCH OFF IS WATER FLOW TEMPERATURE 40 C WAIT WATER FLOW TEMPERATURE 40 C REPLACE CONTROL BOARD TURN CH THERMOSTAT AT MAX IS THERE...

Страница 38: ...AD END LOCKOUT AFTER IGNITION REPLACE GAS VALVE CHECK GAS GAS VALVE OK IGNITION SPARK AT ELECTRODE IS THERE MAIN BETWEEN TERMINALS L N ON IGNITION CONTROL CHECK SPARK ELECTRODE AND LEAD OR REPLACE CHE...

Страница 39: ...PEED A3 CHECK THE WIRING AND OR THE CONTROL BOARD CHECK REPLACE THE BOILER FLOW SWITCH NO YES NO YES NO YES NO YES NO YES NO YES FAULT CODE SHOWING 04 FAULT CODE SHOWING 06 FAULT CODE SHOWING 07 FAULT...

Страница 40: ...AN SWITCH ON REMOVE THE LINK BETWEEN PIN M16 TA AND M16 TA ON CONTROL BOARD WAIT 30 SEC END DO BURNER FAN AND PUMP SWITCH OFF C IS THERE A VOLTAGE 1 Vdc BETWEEN TERMINALS M3 10 M3 11 ON PCB CHECK FAN...

Страница 41: ...Boiler only control whereby the RC05 controls only the functions of the appliance Heating DHW temperature reset function fault code display etc Boiler control with room thermostat function whereby the...

Страница 42: ...clock Fig 49 Basic wiring with link between TA TA no controls fitted Appliance wired to programmable room thermostat Appliance wired to basic voltage free time clock and room thermostat red black blac...

Страница 43: ...valve solenoids B C B ACF02X Burner control board B E B Boiler control board S B Secondary board JP6 Pre heating jumper JP7 Room thermostat or remote control jumper JP8 Natural gas selector JP9 Timer...

Страница 44: ...42 e NOTE L N E CONNECTION IS ADVISABLE CONTROL SWITCHING OF TIME CLOCK AND ROOM THERMOSTAT IS 230 V a c WIRING DIAGRAM...

Страница 45: ...rinted Circuit Board R10024558 39 Spring R1862 40 Door panel R10024508 43 Push push cover R1864 48 Led Light Guide R1858 49 Hole cap R8654 50 Pin R1867 51 Hole cover R1861 52 Selector knob kit R010050...

Страница 46: ...44 e 24 201 26 40 7 201 201 2 292 4 202 285 22 31 3 41 292 1 9 37 248 200 10 17 202 16 19 18 353 366 353 366 351 328 351 328 351 328 365 28 27 64 61 35 30 34 62 11 400 401...

Страница 47: ...R8008 24 Orange Flow governor R10024462 26 DHW actuator R10022349 27 Heating cock R1789 28 Connection R1790 30 Heating cock R10023567 31 Venting plugs kit R01005137 34 Heating cock R10023566 35 Flexib...

Страница 48: ...49 Pipe R10024313 50 Siphon plug R10024133 200 Washer 24 x 17 R5023 201 Washer 18 5 x 11 R5026 202 Washer R5041 285 Sensor R8484 287 Limit thermostat R2258 288 O Ring R6898 289 Clip R2223 290 Clip R21...

Страница 49: ...20838 12 Gas pipe R1839 13 Gas valve R10025074 14 Gas pipe R1840 15 Gas cock R1787 16 Air box cover R10020216 17 Washer R5072 18 Glass R3139 19 Glass flange R4007 21 Washer R5905 200 Washer R5023 328...

Страница 50: ...Combustion chamber front panel R5269 7 Hood assembly R10025934 10 Fan R10025938 16 Clamp for tube R10024126 19 Fan flue connection R10024137 20 Block with combustion analysis check R8085 23 Brass cap...

Страница 51: ......

Страница 52: ...eneral Enquiries Tel 0870 333 0520 Fax 01442 281403 After Sales Service Tel 0870 333 0220 Vok ra Ireland West Court Callan Co Kilkenny Tel 05677 55057 Fax 05677 55060 Vok ra Ltd reserve the right to c...

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