Vocera Linea Plus AG Installation & Servicing Instructions Manual Download Page 44 | Manualshive

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Supplied By www.heating spares.co Tel. 0161 620 6677

42

Linea Plus AG

C1

REPLACE

CONTROL

BOARD

REPLACE FLOW

NTC

IS FLOW

NTC OK

DOES

PUMP

RUN

IS

WATER FLOW

TEMPERATURE

>78 ˚C

DO

BURNER AND

FAN SWITCH

OFF

REPLACE

CONTROL

BOARD

REPLACE

CONTROL

BOARD

REPLACE

FLOW NTC

IS FLOW
NTC OK

IS

WATER FLOW

TEMPERATURE

< 78 ˚C

DOES

PUMP SWITCH

OFF

END

BOILER

IN LOCK OUT

STATE

SWITCH OFF BOILER.

WAIT ABOUT 10

SECS. AFTER

RESTART TEST

DOES

PUMP

RUN

REPLACE

CONTROL

BOARD

NO

YES

NO

YES

NO

YES

NO

YES

NO

YES

NO

YES

NO

YES

NO

YES

NO

YES

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Summary of Contents for Linea Plus AG

Page 1: ...ng spares co Tel 0161 620 6677 Plus AG Installation Servicing Instructions British Gas Service Listed G C No 47 094 27 Linea 24 G C No 47 094 28 Linea 28 G C No 47 094 29 Linea Plus THESE INSTRUCTIONS TO BE RETAINED BY USER ...

Page 2: ...ting C H 19 Checking The Flue System 19 Checking The Heating Thermistor 19 Regulating The C H System 19 Final Flushing The C H System 19 Filling Testing H W System 19 Final Checks For Operation 20 Section Subject Page no Concluding Operations 20 Section 7 Instructing The User 20 Section 8 Servicing Instructions 21 General 21 Recommended Routine Servicing 21 Replacement Of Parts 21 To Gain General ...

Page 3: ... an air gas modulation system and has low NOx emissions The boiler is produced as a room sealed appliance suitable for wall mounting applica tions only It is provided with a fan powered flueoutletwithanannularco axialcombustion air intake which can be rotated through 360 degrees A vertical twin flue option is avail able SECTION 1 INTRODUCTION Fig 1 General Layout 1 Flue Outlet 2 Air Intake 3 Diffe...

Page 4: ...osition and any demand for central heating 2 3 3 The diverter valve will automatically energise into the hot water position after central heat ing demand or will stay in the hot water position after hot water demand Opening a draw off tap will energise the pump and fan sending primary water to the domestic hot water heat exchanger 2 3 4 Temperature control is transferred to the do mestic hot water...

Page 5: ...s follows Rear flue 700mm wall thickness Side flue 890mm to centre line of boiler Using extension tubes the flue may be ex tended to the following lengths Concentric Twin concentric terminal The reduction in flue length for each bend used is listed opposite 3 5 Electrical Details Mains supply 230v 50Hz Fused 3A Internal fuse rating F2A and T100mA Power consumption 160W 3 6 Performance and Limitati...

Page 6: ...0psig Minimum 0 6 bar 7psig For LPG instructions see page 62 3 10 Central Heating Pump Duty Fig 3 indicates the flow rate available plotted against system pressure drop N B When using this graph apply only the pressure drop of the system The curve has been modified to allow for the pressure drop through the appliance Fig 3 ...

Page 7: ...and BS 6798 1987 gives detailed guidance on this aspect Installation pipes should be fitted in accord ance with BS 6891 1988 Pipework from the meter to the boiler must be of adequate size Pipes of a smaller size than the boiler inlet connection should not be used The complete installation must be tested for soundness as described in the above code N B If the gas supply for the boiler serves other ...

Page 8: ...iler but systems should be designed to ensure that with all radiators turned off a flow rate of at least 350 litres hour 1 28 gals min is achieved through the system See 6 9 4 4 6 4 System Design Figs 5 5a illustrates typical system layouts showing options of either pipe connection from below as fig 5 or pipe connection from above utilising the purpose made duct in the rear frame of the appliance ...

Page 9: ...d By www heating spares co Tel 0161 620 6677 7 Linea Plus AG N B Vokèra Ltd recommend a 2 pipe system Single pipe systems are more liable to be troublesome unless carefullly designed and installed Fig 5 Fig 5a ...

Page 10: ...ittings Regulations 1999 4 7 Electrical Supply The appliance is supplied for operation on 230V 50Hz electricity supply It should be protected with a 3 amp fuse THIS APPLIANCE MUST BE EARTHED The method of connection to the mains elec tricity must allow complete isolation from the supply The preferred method is by using a fused double pole switch with a contact separation of at least 3mm The switch...

Page 11: ...ot remove the insulation jacket on the domestic heat exchanger The fittings pack contains Wiring harness for optional built in timer 15mm nut olive Adjustable stopcock Safety valve outlet pipe 1 Filling loop hose 1 Various washers Flue kit supplied in separate carton 5 3 Preparing for Mounting 5 3 1 Push to release front door panel and lower to reveal controls Loosen the 2 captive screws securing ...

Page 12: ...359029 Horizontal flue kit 833mm For use with add Dimension X Bends extensions 2359069 750mm extension 750mm 2359079 1500mm extension 1500mm 2359049 45º bend pair N A 2359059 90º bend N A 0225760 Wall bracket 5 N A Using the template provided see 5 4 1 mark and drill a 125mm hole for the passage of the flue pipe The hole should have a 1º drop from the boiler to outside to eliminate the possibility...

Page 13: ...etre 90º bend 1 0 metre Fig 13 EXTENDING THE HORIZONTAL FLUE If the horizontal flue requires extension s or additional bend s the horizontal flue terminal kit 2359029 must be used Connect the bend supplied with the terminal kit to the top of the boiler using the clips screws gaskets supplied The additional bends extensions haveaninternalpush fitconnection careshould be taken to ensure that the cor...

Page 14: ...seals are located properly You must ensure that the entire flue system is properly supported and connected Fig 14 5 5 3 TWIN FLUE SYSTEM The Vokera twin flue system enables greater flue distances to be achieved see 5 4 2 than that of the standard concentric flue system It can be used for horizontal or vertical applications however the twin flue system mustbeconvertedtothededicatedconcentric flue k...

Page 15: ...ally with care Fit the first bend to the condensate drain kit or exhaust connection manifold by firmly pushing in to position Usingthetwoholesintheexhaustconnection manifold as a guide drill a 3mm hole in each and secure using the screws provided Connect the air inlet pipe to the air baffle as above The twin flue pipes extensions and accessoriescannowbeinstalledbypushing together the plain end of ...

Page 16: ... conditions it may be preferable to install the terminal assembly prior to fitting the twin flue pipes Fit the appropriate flashing plate to the roof andinserttheverticalflueterminalthroughthe flashing plate from the outside ensuring that the collar on the flue terminal fits over the flashing Push fit the twin flue pipes onto the concentric to twin converter ensuring that the exhaust pipe connects...

Page 17: ...be fitted in the sup ply pipe Should the appliance be subject to mains knock it would be advisable to install an non return valve in the hot water outlet pipe to prevent unnecessary activation of the domes tic flow switch 5 6 7 Safety Valve Discharge Connect a 15mm pipe to the discharge outlet of the appliance The discharge should terminate facing down wards outside the building in a position wher...

Page 18: ...8 pages 49 52 for further details If a neutral is needed use the terminal marked N on the terminal strip DO NOT CONNECT ANY WIRES TO THE TERMINALSTRIPMARKED S POS POS When connecting wires to the terminal strip it is possible to remove the terminal strip from the circuit board Grasp the terminal strip firmly and slide up to clear pcb See fig 21 When refitting the terminal strip it is important tha...

Page 19: ... the system for water soundness and remedy any leaks discovered 6 3 3 Initial flushing of Pipework The whole of the heating system must be flushed both cold and later hot as detailed in 6 10 Open all radiator or heating valves and the appliance central heating valves Drain the boiler and system from the lowest points Open the drain valve full bore to remove any installation debris from the boiler ...

Page 20: ...city supply Gain ac cess to the interior as instructed in 5 7 2 6 6 5 Locate the main burner pressure test point fig 19 and slacken the screw half a turn in an anti clockwise direction Attach a suitable U gauge tube between the test nipple and ma nometer see fig 22 IMPORTANT Before measuring gas pres sures it is imperitive that the protective cover over the gas valve adjustment screw is removed fi...

Page 21: ...nhibitor manufacturer for furtherinformationconcerningapplicationand dosage 6 10 2 Inspect the system for soundness Turn the appliance off at the mode selector switch fig 1 25 6 11 Filling Testing and Regulating the Domestic Hot Water System 6 11 1 Start with the appliance switched on having completed the procedures described in 6 4 to 6 10 6 11 2 Open a domestic hot water tap preferably the bath ...

Page 22: ...ing to External Controls Section 10 Appendices A and B at the rear of this manual provides full instruction for fitting and wiring the optional built in time switches and for wiring to external controls 6 16 Complete details of the boiler controls instal lation and commissioning in the log book supplied with the boiler This is an important document which must be correctly completed and handed to t...

Page 23: ...ch should be approximately 1 bar when the system is cold See 6 3 4 5 Turn off mains electricity and turn off gas service tap on the appliance 6 Gain general access as described in 8 4 7 Remove main burner see 8 6 Lightly clean with a soft brush and inspect for dam age If during initial inspection any combus tion irregularity was suspected remove injec tors and clean or replace see 8 7 8 Place clot...

Page 24: ... hooks fig 11 Ensure the casing and screws are put to one side in a safe place 8 4 2 Reassembly is always carried out in reverse order to dismantling unless otherwise stated Electrical connections must be remade in accordance with the wiring diagram figs 39 40 8 4 3 Where gas control components are replaced check the burner pressures and adjust if nec essary See 8 23 8 5 Room Sealed Chamber Front ...

Page 25: ...s easier access can be gained by removing the two side panels fig 28a b Note 3 See page 36 for electrode positioning 8 7 Main Burner Injectors 8 7 1 Gain general access as 8 4 8 7 2 Remove room sealed front cover plate and combustion chamber front 8 5 8 6 3 8 7 3 Remove main burner 8 6 4 to 8 6 8 8 7 4 Unscrew injector s from burner bar 8 8 Main Heat Exchanger 0513 Refer to fig 29 8 8 1 Gain gener...

Page 26: ...neral access as 8 4 8 10 2 Remove room sealed cover 8 5 8 10 3 Remove 2 screws holding pressure differen tial switch to the combustion chamber 8 10 4 Pull off tab connectors and remove pressure switch disconnectingtheairpressurepipesin the process 8 10 5 Reassemble in reverse order See fig 39 40 for correct fitting of electrical connections When reconnecting the pres sure pipes the upper nozzle on...

Page 27: ...cone tube from gas valve regulator 8 13 4 Disconnect earth leads from gas valve 8 13 5 Disconnect wires from modulator coil 8 13 6 Unscrew gas service tap union release from its seating 8 13 7 Remove 2 screws securing gas valve bracket to the base frame 8 13 8 Undo union above the gas control valve withdraw gas valve 8 13 9 Transfer gas connecting pipes to the new valve using new gasket 8 13 10 Re...

Page 28: ...pad below appliance to catch trapped water 8 15 3 Close cold water inlet stopcock See fig 6 and 6 3 2 4 8 15 4 Open lowest draw off or drain tap on hot water system 8 15 5 Disconnect cold water inlet valve from flow switch by undoing union 8 15 6 Disconnect union at top of flow switch and two electrical tab connectors 8 15 7 Undo lock nut securing flow switch to base frame and remove 8 15 8 Reasse...

Page 29: ...everse order 8 19 Checking Replacing Main Expansion Vessel 8 19 1 The expansion vessel is factory pressurised 0 8 bar 12psig and should be checked dur ing servicing Should it have lost pressure it can be repressurised in situ Drain the boiler Fit a suitable pump and gauge i e car foot pump and gauge to the nipple at the top right hand side of the expansion vessel and pres surise to 0 8bar 12psig a...

Page 30: ...Electrical Components 8 21 1 Ensure electricity is switched off at main iso lator and gain general access as 8 4 8 21 2 Pressure Microswitch Fig 1 no 15 8 21 3 Gain general access as 8 4 8 21 4 Release microswitch from hydraulic group by removing one securing screw 8 21 5 Remove plastic cover 8 21 6 Remove electrical wires 8 21 7 Reassemble in reverse order ensuring cor rect location of electrical...

Page 31: ...om flow pipe by unscrewing 2 retaining screws 8 21 30 Reassemble in reverse order ensuring cor rect location of electrical connections See fig 39 40 for electrical connections 8 21 31 Thermistor Sensors Part No 8484 Refer to fig 35 8 21 32 Gain general access as 8 4 8 21 33 Remove room sealed chamber front cover as 8 5 Remove R H side panel as fig 28a b 8 21 33a PRIMARY Close heating flow and retu...

Page 32: ... until the burner lights Adjust the nut until the correct pressure is obtained on the gauge The correct reading should be 10 1 mbar plus or minus 1 0 mbar 8 23 2 Setting Minimum Rate Remove one of the grey wires connecting to the modulator coil The gas pressure will now be at the minimum rate Turn the inner minimum adjusting screw b anti clockwise to decrease the pressure or clockwise to increase ...

Page 33: ...iance will ignite After the initial 3 seconds power to the modu lator coil is gradually increased to a maximum power of 140 m A 140 m A is applied to the modulator coil for a further second If the appliance is operating in hot water mode the maximum heat input will be automatically adjusted depending on the temperature of the appliance If the appliance is operating in central heating mode see 8 24...

Page 34: ...primary water pressure the fan starts which results in a voltage produced by the DAPS Once this action has been proven the gas valve will be energised and the electrode will start to spark If a flame is detected during the ignition at tempt time 8 12 seconds the sparking will cease the gas valve will remain energised and the appliance will produce hot water as described below If a flame is not det...

Page 35: ... appliance is broken e g by a FAULT FINDING GUIDES room thermostat or timeclock the burner is extinguished the pump stops the motorised valve is energised into the hot water mode waiting for pre heat or demand for hot water However the fan will continue to run until the primary water temperature is below 80 C Should there be a drop in primary water pres sure below 0 2 mbar the pressure switch coul...

Page 36: ...SELECTOR TO DHW POSITION START TEST A CHECKING OPERA TION OF ELECTRONIC CONTROL BOARD AT START UP VOKERA LINEA PLUSAG 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 CONNECTIONS AND 3 WAY VALVE IS THE 3 WAY VAL VE IN DHW POSITION IS THERE 5 Vdc BETWEEN TERMINALS M5 5 M5 6 ON PCB CHECK WIRING AND CONNECTIONS OR DHW FLOW SWITCH REPLAC...

Page 37: ...ERE 24 Vdc BETWEEN TERMINALS M5 3 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 THE CONTROL BOARD CHECK WIRING AND CONNECTIONS REPLACE THE CONTROL BOARD IS THERE 24 Vdc BETWEEN TERMINALS M5 3 AND M3 5 ON PCB CHECK COMBUSTION AND CHECK OR REPLACE BU...

Page 38: ...BOARD 5 Vdc BETWEEN TERMINALS M9 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 SELECTOR TO OFF POSITION SWITCH MODE SELECTOR TO DHW POSITION GREEN LED LIGHT RESTART THE TEST IGNITION CONTROL OK REPLACE CONTROL BOARD REPLACE IGNITION CONTROL FAULT CODE ...

Page 39: ...AND FAN SWITCH OFF IS WATER FLOW TEMPERATURE 40 C WAIT WATER FLOW TEMPERATURE 40 C REPLACE CONTROL BOARD TURN DHW THERMOSTAT AT MAX B IS THERE A VOL TAGE 4 Vdc BETWEEN TERMINALS M3 10 M3 11 ON PCB CHECK FAN WIRING AND CONNECTIONS DIFFERENTIAL ANALOG PRESSURE SWITCH AND CONTROL BOARD IS FAN ON CHECK FLUE VENTURI TUBE IS D A P S OK REPLACE DIFFERENTIAL ANALOG PRESSURE SWITCH VOKERA LINEA PLUS AG Rev...

Page 40: ...WEEN M11 1 M11 2 ON CONTROL BOARD REPLACE CONTROL BOARD C TURN CH THERMOSTAT TO MIN DO BURNER AND FAN SWITCH OFF IS WATER FLOW TEMPERATURE 40 C WAIT WATER FLOW TEMPERA TURE 40 C REPLACE CONTROL BOARD TURN CH THERMOSTAT AT MAX IS THERE A VOL TAGE 4 Vdc BETWEEN TERMINALS M3 10 M3 11 ON PCB CHECK FAN WIRING AND CONNECTIONS DIFFERENTIAL ANALOG PRESSURE SWITCH AND CONTROL BOARD IS FAN ON CHECK FLUE VEN...

Page 41: ...OK CHECK SENSING ELECTRODE AND LEAD 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 CHECK WIRING AND CONNECTIONS CHECK WIRING AND CONNECTIONS CHECK WIRING AND CONNECTIONS IS THERE A VOLT AGE 0 5 Vdc BETWEEN TERMINALS M3 11 ON PCB GRAY WIRE ON D A P SWITC...

Page 42: ... OPERA TE DOES THE FLOW SWITCH PIN OPERA TE CHECK AND OR REPLACE THE DIAPHRAGM CHECK THE CORRECT WATER DP CHECK THE WATER CIRCUIT CHECK IF THE PUMP IS ON 3a SPEED A3 CHECK THE WIRING AND OR THE CONTROL BOARD CHECK REPLACE THE BOILER FLOW SWITCH CHECK COMBUSTION AND BURNER THERMISTOR OR CONNECTION NO YES NO YES NO YES NO YES NO YES NO YES NO YES FAULT CODE SHOWING 04 FAULT CODE SHOWING 06 FAULT COD...

Page 43: ...TEMPERATURE 78 C TURN OFF TAP DO BURNER AND FAN OPERATE IS WATER FLOW TEMPERATURE 80 C WAITWATER FLOW TEMPERATURE 80 C REPLACE CONTROL BOARD B DO BURNER AND PUMP SWITCH OFF REPLACE CONTROL BOARD REPLACE DHW FLOW SWITCH IS DHW FLOW SWITCH OK REPLACE CONTROL BOARD REPLACE DHW NTC IS DHW NTC OK IS WATER FLO W TEMPERATURE 78 C DOES FAN SWITCH OFF END NO YES NO YES NO YES NO YES NO YES NO YES NO YES NO...

Page 44: ...MPERA TURE 78 C DO BURNER AND FAN SWITCH OFF REPLACE CONTROL BOARD REPLACE CONTROL BOARD REPLACE FLOW NTC IS FLOW NTC OK IS WATER FLO W TEMPERATURE 78 C DOES PUMP SWITCH OFF END BOILER IN LOCK OUT STATE SWITCH OFF BOILER WAIT ABOUT 10 SECS AFTER RESTART TEST DOES PUMP RUN REPLACE CONTROL BOARD NO YES NO YES NO YES NO YES NO YES NO YES NO YES NO YES NO YES ...

Page 45: ...START THE TEST C1 DO BURNER AND FAN 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 WIRING AND CONNECTIONS DIFFERENTIAL ANALOG PRESSURE SWITCH AND CONTROL BOARD IS FAN ON CHECK FLUE VENTURI IS D A P S OK REPLACE DIFFERENTIAL ANALOG PRESSURE SWITCH IS ...

Page 46: ...or connection to the clock loom pre assembled on the appliance Replace the clock blanking plate back into the fascia of the appliance Insert the clock into the aperture from the back of the control panel and secure the clock to the front control panel using the four screws provided Identify the internal clock wiring loom and disconnect the end plug Push fit the multi plug onto the multi plug conne...

Page 47: ...ire a neu tral or earth connect neutral to one of the terminals marked N and the earth to the earthing strip Fig 7 Showing 230v input electrical con nection and internal timer without room thermostat Note DO NOT remove link between ter minals TA Fig 8 showing 230v input electrical connec tion internal timer and room thermostat Note i Room thermostat contact rated at 230v Should the room thermostat...

Page 48: ...r LP711 Room Thermostat Randall Time switches 103 103E 103E7 Do not link terminals 3 6 in time switch COMMON Appliance Terminal Block Room Thermostat External Time Switch COMMON LOAD Room Thermostat Remove link between TA Toeasewiring con gestion at the appli ance terminal strip remove the wiring harness normally used for internal clock connection Toeasewiring con gestion at the appli ance termina...

Page 49: ...CTOR SWITCH WILL BE OVERRIDEN BY THE CONTROL CIRCUIT MODE SELECTOR SWITCH MUST BE IN THE POSITION To ease wiring conjestion at the appliance terminal strip remove the wiring harness normally used for internal clock connection To ease wiring conjestion at the appliance terminal strip remove the wiring harness normally used for internal clock connection ...

Page 50: ...panel 10022029 27 Door panel 1996 28 Quick primer pressure gauge 1857 29 Hole cap 8654 30 Pin 1867 44 6 13 15 16 17 20 21 22 25 26 27 28 29 30 31 32 33 34 36 41 44 45 46 47 51 52 43 42 1 14 50 EXPLODED DIAGRAMS 31 Film for display 1865 32 Push push cover 1864 33 Hole cap 1861 34 Protection film 1866 36 O ring 1869 41 Screw 5080 42 Selector knob kit 01005072 43 Control knob kit 01005073 44 Edge cli...

Page 51: ... Pipe 10023211 5 DHW actuator 10020330 6 Clip 2165 7 Water supply stop cock 10023567 8 Flexible pipe 10023570 9 Non return valve 10023569 10 Connection 1790 11 Heating cock 10023566 12 Heating cock 1789 13 Pipe 10023643 14 Nipple 1793 16 Water supply stop cock 1749 17 Water supply stop cock 10023568 22 Washer 5208 23 Washer 5026 28 Clip 1820 30 Nut 1824 32 Nut 1823 34 Clip 1890 ...

Page 52: ...it thermostat 2258 11 NTC sensor 8484 12 Pipe 10020519 13 Pipe 10023210 15 Flow governor 9430 16 Connection 2903 17 Bracket 2940 18 By pass valve 1552 19 Pump lock key 9263 20 Venting plugs kit 01005137 21 Pressure switch 2044 22 Heat insulator 1988 23 O ring 6898 24 Automatic air vent bottle 0439 26 O ring 7999 27 Safety valve 1806 28 Motorized valve 2905 29 O ring connection 6919 30 Three way va...

Page 53: ... burner NP 10020512 5 Spark electrode 10022027 6 Air box clip 0442 7 Cover 2058 8 Washer 5072 9 Glass 3139 10 Glass flange 4007 12 Gas valve solenoid 10020838 13 Gas pipe 1839 14 Gas valve 10021021 16 Gas pipe 1840 17 Gas cock 1787 19 Washer 5023 25 Washer 5905 26 Nut 1823 28 Clip 1890 30 Air box side 2060 31 Air box side 2059 32 Burner thermostat 2600 33 Bracket 2762 50 Wiring harness 10021947 51...

Page 54: ...ck 8085 8 Fan flue connection 8083 12 Clamp for 60 diam tube 5916 14 Washer clamp 5917 17 Fan to flue connector 7280 19 Fan 2076 20 Hood assembly 1968 23 Combustion chamber assembly 10020514 24 Combustion chamber back panel 10020518 24 Combustion chamber lateral panel 5271 27 Combustion chamber front panel 10020517 30 Self tapping screw 5080 31 Depressure tube 6985 32 Pressure tube 7948 33 1 8 loc...

Page 55: ...ted circuit board Refer to fig 40 for jumper positions on printed circuit board Hot Water Preheat Function To disable remove jumper JP6 To able add jumper to JP6 C H Delay Timer To disable add jumper to JP9 To able remove jumper from JP9 Natural Gas LPG For Nat gas add jumper to JP8 For LPG remove jumper from JP8 Jumpers JP1 JP2 JP3 JP4 JP5 and JP7 also exist on the printed circuit board DO NOT un...

Page 56: ...torised Valve SP SE E Spark sense ectrode OPE Solenoid Operators B C B Burner Control Board B E B Boiler control board S B Secondary board JP8 Natural gas or L P G selector JP9 Timer on off selector JP7 Room thermostat or remote control jumper PT2 C H Temperature Control PT3 D H W Temperature Control PT1 S B Selection of 0 reset winter summer DS1 DS2 Temperature alarm display TA1 Combustion analys...

Page 57: ...t blue white brown white purple GREEN RED red white white purple purple brown brown white red balck black orange blue grey grey grey blue blue brown brown black red red NOTE L N E CONNECTION IS ADVISABLE CONTROL SWITCHING OF TIME CLOCK AND ROOM THERMOSTAT IS 230 V a c 55 Linea Plus AG GENERAL LAYOUT ILLUSTRATED WIRING DIAGRAM Fig 40 ...

Page 58: ...onnected to mains supply and meter set on 300V ac scale Test at appliance terminal strip a Test leads from L to N meter reads approx 230V ac b Test leads from L to E meter reads approx 230 V ac c Test leads from N to E meter reads from O 15V ac ThustheterminalmarkedListheliveterminal Ifthelow V ac reading is given on terminals other than N to E there is an electrical fault Repeat the test at the a...

Page 59: ...eeding 60kW BS 5449 Part 1 1990 Forced circulation hot water systems BS 5546 1990 Installation of gas hot water supplies for domestic purposes BS 5440 Part 1 1990 Flues BS 5482 Part 1 1994 Domestic Butane Propane Gas burners in permanent dwellings 11 3 RELATED DOCUMENTS 11 6 4 Locate the main burner pressure test point fig 19 and slacken the screw half a turn in an anti clockwise direction Attach ...

Page 60: ...tions in 8 23 11 6 8 If a grey wire was disconnected from the modulator coil to check the minimum setting turn off the electricity supply and reconnect the wire 11 7 Maximum Rate in Central Heating Mode The Linea range does not require any adjust ment to the maximum heat requirement of the system load 11 8 Setting the Minimum Rate for Central Heat ing The Linea range does not require any adjust me...

Page 61: ...Supplied By www heating spares co Tel 0161 620 6677 Linea Plus AG ...

Page 62: ...Supplied By www heating spares co Tel 0161 620 6677 Linea Plus AG ...

Page 63: ...Supplied By www heating spares co Tel 0161 620 6677 Linea Plus AG ...

Page 64: ... 01442 281400 Fax 01442 281460 Technical Advice Tel 0870 333 0520 Spare Parts Tel 0141 945 6820 After Sales Service Tel 0870 333 0220 Vokèra Ireland West Court Callan Co Kilkenny Tel 056 55057 Fax 056 55060 Vokèra Ltd reserve the right to change the specifications without prior notice Consumers statutory rights are not affected A Riello Group Company energizing home heating Vokèra supports Benchma...

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