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Vocera Linea Plus AG Installation & Servicing Instructions Manual

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Supplied By www.heating 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

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Summary of Contents for Vocera Linea Plus AG

  • Page 1 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 Supplied By www.heating spares.co Tel. 0161 620 6677...

  • Page 2: Table Of Contents

    CONTENTS Section Subject Page no Section Subject Page no Concluding Operations Section 1 Introduction General Layout Section 7 Instructing The User Section 2 Design Principles & Operating Section 8 Servicing Instructions Sequence General Schematic Diagram Recommended Routine Servicing Central Heating Mode Replacement Of Parts Domestic Hot Water Mode To Gain General Access...

  • Page 3: Introduction

    Air Chamber (with front removed) Flue Gas Analysis Test Point Hot Water Temperature Control Mode Selector Switch Status LED Temperature Indicator Central Heating Temperature Control Combustion Switch Timeclock Aperture (optional) Pressure Gauge Linea Plus AG Supplied By www.heating spares.co Tel. 0161 620 6677...

  • Page 4: Sequence

    KEY: NOTE: Pressure switch. Central Heating Return. Senses water pressure in the primary circuit Central Heating Flow. and operates the pressure switch (15) Hot Water Outlet. Cold Water Inlet. Linea Plus AG Supplied By www.heating spares.co Tel. 0161 620 6677...

  • Page 5: Technical Data

    Flow Rates Min. waterflow (dhw) 2.0l/min. The reduction in flue length for each bend (0.45 gal/min) Min central heating flow rate used is listed opposite. through appliance 350litres/hr (1.28 gal/min) Linea Plus AG Supplied By www.heating spares.co Tel. 0161 620 6677...

  • Page 6: Central Heating Pump Duty

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

  • Page 7: General Requirements

    The effect of such ‘steaming’ must be consid- necessary and BS 6798:1987 gives detailed ered. guidance on this aspect. Linea Plus AG Supplied By www.heating spares.co Tel. 0161 620 6677...

  • Page 8: Air Supply

    The room sealed fan flued boiler does not require a permanent air vent for combustion air supply. Where installed in a cupboard or compartment ventilation is not required. Linea Plus AG Supplied By www.heating spares.co Tel. 0161 620 6677...
  • Page 9 Fig. 5 Fig. 5a N.B. Vokèra Ltd recommend a 2-pipe system. Single pipe systems are more liable to be troublesome unless carefullly designed and installed. Linea Plus AG Supplied By www.heating spares.co Tel. 0161 620 6677...

  • Page 10: Design Principles & Operating Section

    Check application with shower manu- facturer. Fig. 7 Linea Plus AG Supplied By www.heating spares.co Tel. 0161 620 6677...

  • Page 11: Installation

    (fig. 11). 5.3.3 Ensure the casing and screws are put to one side in a safe place. Fig. 10 Fig. 11 Case Screws Case screws (one either side) Linea Plus AG Supplied By www.heating spares.co Tel. 0161 620 6677...

  • Page 12: Mounting The Appliance

    Wall bracket (5) 5.4.2 Maximum flue lengths FITTING THE TELESCOPIC FLUE KIT (0225705 & Flue system Linea Plus AG 0225710) Carefully measure the distance from the centre of the Concentric Horizontal 3.0m appliance flue outlet to the face of the outside wall Concentric Vertical 3.0 m...
  • Page 13 Pitched roof flashing plate 0225765 Flat roof flashing plate 2359069 750mm extension 750mm 2359079 1500mm extension 1500mm 2359049 45º bend (pair) 2359059 90º bend 0225760 Wall bracket (5) Fig. 13A Linea Plus AG Supplied By www.heating spares.co Tel. 0161 620 6677...

  • Page 14: Twin

    500mm 0225830 1.0m extension (pair) 1000mm 0225835 2.0m extension (pair) 2000mm 0225840 45º bend (pair) 0225845 90º bend (pair) 0225850 Twin bracket (5) 0225855 Single bracket (5) Fig. 14 Linea Plus AG Supplied By www.heating spares.co Tel. 0161 620 6677...
  • Page 15 If necessary cut the plain ends (male) of the Fig. 16 twin flue pipes to allow connection to the concentric to twin converter. Linea Plus AG Supplied By www.heating spares.co Tel. 0161 620 6677...
  • Page 16 The last twin flue pipes must be pushed 50mm onto the male spigots of the concentric to twin converter. Linea Plus AG Supplied By www.heating spares.co Tel. 0161 620 6677...

  • Page 17: Connecting Gas & Water Supplies

    See Section 10 for further advice. Mains Input and Fig. 18a External Con- trols Terminal Block Linea Plus AG Supplied By www.heating spares.co Tel. 0161 620 6677...
  • Page 18 Closed Position tors become taut before the earthing conduc- tor. Filling Position Fig. 20 Do not connect wires to this terminal strip Fig. 21 Controls terminal strip Linea Plus AG Supplied By www.heating spares.co Tel. 0161 620 6677...

  • Page 19: Commissioning

    6.5.3 Set the c/h control knob (28) to the highest setting. 6.5.4 The appliance will go through an ignition se- quence and the burner will light. Linea Plus AG Supplied By www.heating spares.co Tel. 0161 620 6677...

  • Page 20: Checking Burner Pressures

    Adjust hot water control knob to it's maximum setting. 6.6.6 The pressure reading for maximum rate should Gas Valve U Gauge Tube Fig. 22 Manometer Linea Plus AG Supplied By www.heating spares.co Tel. 0161 620 6677...

  • Page 21: Range Rating C/H

    6.10.2 Inspect the system for soundness. Turn the appliance off at the mode selector switch (fig. 1, 25). Linea Plus AG Supplied By www.heating spares.co Tel. 0161 620 6677...

  • Page 22: Final Checks For Operation

    Fig. 24 Fig. 25 Case Screws Case screws (one either side) Linea Plus AG Supplied By www.heating spares.co Tel. 0161 620 6677...

  • Page 23: Servicing Instructions

    Service Kit No.T0019. which 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. Linea Plus AG Supplied By www.heating spares.co Tel. 0161 620 6677...

  • Page 24: To Gain General Access

    Fig. 27 a and secure the cover in place ensuring both clips are secured in place. Fig. 27 b Fig. 28 a Linea Plus AG Supplied By www.heating spares.co Tel. 0161 620 6677...

  • Page 25: Main Burner & Electrode

    1/4 turn until indicating lines are horizontal. Pull lever on head of safety valve to drain primary circuit to boiler. 8.8.7 Place cloth under heat exchanger to catch surplus water. Fig. 29a Linea Plus AG Supplied By www.heating spares.co Tel. 0161 620 6677...

  • Page 26: Fan

    Fig. 30 8.11.4 To remove rear board, gently prise upwards Hood and pull out. Retaining 8.11.5 Fourth panel (front) is replaced complete with Screws combustion chamber front panel. Linea Plus AG Supplied By www.heating spares.co Tel. 0161 620 6677...

  • Page 27: Ignition Pcb

    8.13.11 Test all joints for gas soundness. 8.13.12 Check burner pressures. As detailed in 6.6. Silicone Compensation Tube Point Pump Pipe Securing Clip Securing Bracket Modulator Protective Coil cover Fig. 31 Fig. 32 Linea Plus AG Supplied By www.heating spares.co Tel. 0161 620 6677...

  • Page 28: Pump

    Open lowest draw-off or drain tap on hot water system. Pump Pipe Union Gas Valve & Ignition Control Pump Domestic Heat Diverter Valve Exchanger Safety Valve Domestic Hot Water Flow Switch Pressure Switch Fig. 33 Linea Plus AG Supplied By www.heating spares.co Tel. 0161 620 6677...

  • Page 29: Domestic Heat Exchanger

    8.19.2 Switch OFF mains electricity and gain general access. Disconnect electricity supply and wir- ing for external controls from the appliance. Linea Plus AG Supplied By www.heating spares.co Tel. 0161 620 6677...

  • Page 30: Safety Valve

    Flow Regulator Domestic Hot Water Heat Exchanger Retaining Screws Pressure Switch Diverter Valve and Flow Switch Manifold Safety Valve Diverter Valve Bobbin Diverter Valve Cover Fig. 34 Motorised Valve Linea Plus AG Supplied By www.heating spares.co Tel. 0161 620 6677...

  • Page 31: Motorised Valve

    1/4 turn until indicating lines are horizontal. Pull lever on head of safety valve to drain primary circuit to boiler. 8.21.33b DOMESTIC HOT WATER Close cold water inlet stopcock. See fig.6 and 6.3.2.4. Linea Plus AG Supplied By www.heating spares.co Tel. 0161 620 6677...

  • Page 32: Pressure Gauge

    Replace the grey wire back onto the modula- tor coil together with the protective cover. Gas pressure adjustment protective cover Fig. 36 Maximum pressure Minimum pressure ad- adjustment screw (a) justment screw (b) Linea Plus AG Supplied By www.heating spares.co Tel. 0161 620 6677...

  • Page 33: Setting Gas Pressures

    The appli- ance will be held at maximum rate until the maximum temperature of the appliance is achieved. The appliance will not modulate during this period. Linea Plus AG Supplied By www.heating spares.co Tel. 0161 620 6677...

  • Page 34: Operational Checks & Wiring

    DAPS. Once this action has been proven the gas valve will be energised and the electrode will start to spark. Linea Plus AG Supplied By www.heating spares.co Tel. 0161 620 6677...

  • Page 35: Diagnostic Error Codes

    To ensure that internal/external controls (if fitted) do not interfere with fault finding, disconnect the wires from terminals TA & TA (labelling them in the process to ensure correct reconnection) and provide a solid link between TA & TA. Linea Plus AG Supplied By www.heating spares.co Tel. 0161 620 6677...
  • Page 36 VOKERA START LINEA PLUS AG Rev. 1 08/03/2000 TEST A : CHECKING OPERA TION OF ELECTRONIC SWITCH ON/OFF CONTROL BOARD AT START UP SELECTOR TO DHW POSITION IS THE 3 WAY VAL VE IN DHW POSITION? GREEN LED MAINS ALIGHT...
  • Page 37 CONNECTIONS REPLACE THE CONTROL BOARD GREEN LED LIGHT CHECK COMBUSTION AND CHECK WIRING AND CHECK &/OR CONNECTIONS, REPLACE BURNER HIGH LIMIT THERMISTOR AND RESTART THE THERMOSTAT OR WIRING TEST Linea Plus AG Supplied By www.heating spares.co Tel. 0161 620 6677...
  • Page 38 TEST GREEN LED LIGHT GREEN LED IGNITION LIGHT CONTROL OK RESTART THE CHECK WIRING AND TEST REPLACE REPLACE CONNECTIONS ,HIGH IGNITION CONTROL LIMIT THERMOST. AND CONTROL BOARD CONTROL BOARD Linea Plus AG Supplied By www.heating spares.co Tel. 0161 620 6677...
  • Page 39 VOKERA START LINEA PLUS AG Rev. 1 08/03/2000 TEST B : CHECK CONTROL TURN MODE IN DHW MODE SELECTOR SWITCH TO DHW. DHW STA T AT MAX. TURN ON TAP DOES BURNER LIGHT CHECK BOILER STARTUP: TEST A THERE A VOL TAGE >4 Vdc...
  • Page 40 VOKERA START LINEA PLUS AG Rev. 1 08/03/2000 SWITCH ON BOILER TEST C: CHECK CONTROL AND SELECT MODE IN C/H MODE TO WINTER C/H THERMOSTAT A T MAX. MAKE A LINK BETWEEN PIN M16.TA AND M16.TA ON CONTROL BOARD IS THE...
  • Page 41 THERE A VOLT AGE > 0.5 Vdc BETWEEN TERMINALS M3.11 ON PCB & GRAY WIRE ON D.A .P . CHECK WIRING CHECK THE FAN, SWITCH VENTURI CONNECTIONS AND/OR D.A.P.S Linea Plus AG Supplied By www.heating spares.co Tel. 0161 620 6677...
  • Page 42 NTC SENSOR OR SWITCH BOARD CONNECTION FAULT CODE SHOWING 07 CHECK FLOW NTC SENSOR OR CONNECTION FAUL T CODE SHOWING 08 CHECK COMBUSTION AND BURNER THERMISTOR OR CONNECTION REPLACE CONTROL BOARD Linea Plus AG Supplied By www.heating spares.co Tel. 0161 620 6677...
  • Page 43 FLOW SWITCH IS DHW NTC OK WATER FLO W TEMPERATURE REPLACE REPLACE DHW < 78 ˚C CONTROL BOARD DOES SWITCH IS DHW NTC OK REPLACE REPLACE DHW CONTROL BOARD Linea Plus AG Supplied By www.heating spares.co Tel. 0161 620 6677...
  • Page 44 < 78 ˚C BOILER IN LOCK OUT REPLACE STATE DOES REPLACE FLOW CONTROL REPLACE PUMP SWITCH CONTROL BOARD BOARD SWITCH OFF BOILER. WAIT ABOUT 10 SECS. AFTER RESTART TEST Linea Plus AG Supplied By www.heating spares.co Tel. 0161 620 6677...
  • Page 45 CHECK FAN, WIRING WAIT 30 SEC. AND CONNECTIONS, DIFFERENTIAL ANALOG PRESSURE SWITCH AND CONTROL BOARD BURNER, FAN AND PUMP D.A.P .S. SWITCH REPLACE DIFFERENTIAL CHECK FLUE ANALOG PRESSURE VENTURI SWITCH Linea Plus AG Supplied By www.heating spares.co Tel. 0161 620 6677...

  • Page 46: Section 10 Appendix

    Remove the loop between terminals = & TA connect room thermostat between TA & TA (as fig. 6). Clock Multiplug Connector Vokera room thermostat Link 1 & 4 in r/stat Live Load Neutral Fig.3 Fig. 4 Linea Plus AG Supplied By www.heating spares.co Tel. 0161 620 6677...
  • Page 47 N, and the earth to the earthing strip. ii) Terminal marked = is a spare terminal used to connect controls. (Remove link between = & TA ) Internal time clock Linea Plus AG Supplied By www.heating spares.co Tel. 0161 620 6677...

  • Page 48: External Time Clock Installation

    Do not link clock connection. terminals 3 & 6 in time switch Room Thermostat LOAD COMMON Appliance Terminal Block Remove link between = & TA Linea Plus AG Supplied By www.heating spares.co Tel. 0161 620 6677...

  • Page 49: S & Y Plan Installations

    NOTE: WHEN USING A 'Y' PLAN INSTALLATION THE MODE SELECTOR SWITCH WILL BE OVERRIDEN BY THE CONTROL CIRCUIT. To ease wiring conjestion at the appliance terminal strip, remove the wiring harness normally used for internal clock connection. Linea Plus AG Supplied By www.heating spares.co Tel. 0161 620 6677...

  • Page 50: Exploded Diagrams

    Printed Circuit Board 10020477 Ignition module 10021848 Instrumental panel 10022029 Wiring harness 10021117 Door panel 1996 Wiring harness 1980 Quick primer pressure gauge 1857 Wiring harness 1780 Hole cap 8654 1867 Linea Plus AG Supplied By www.heating spares.co Tel. 0161 620 6677...
  • Page 51 Washer 5208 Clip 2165 Washer 5026 Water supply stop cock 10023567 Clip 1820 Flexible pipe 10023570 1824 Non return valve 10023569 1823 Connection 1790 Clip 1890 Heating cock 10023566 Linea Plus AG Supplied By www.heating spares.co Tel. 0161 620 6677...
  • Page 52 Screw 6903 Connection 2903 Washer 5041 Bracket 2940 Washer 5023 By-pass valve 1552 Washer 5026 Pump lock key 9263 Wiring harness 10020530 Venting plugs kit 01005137 Wiring harness 1873 Linea Plus AG Supplied By www.heating spares.co Tel. 0161 620 6677...
  • Page 53 3139 Air box side 2059 Glass flange 4007 Burner thermostat 2600 Gas valve solenoid 10020838 Bracket 2762 Gas pipe 1839 Wiring harness 10021947 Gas valve 10021021 Wiring harness 10022112 Linea Plus AG Supplied By www.heating spares.co Tel. 0161 620 6677...
  • Page 54 1/8" lock nut 4807 Washer clamp 5917 Wiring harness 1870 Fan to flue connector 7280 Wiring harness 10020529 2076 Hood assembly 1968 Combustion chamber assembly 10020514 Combustion chamber back panel 10020518 Linea Plus AG Supplied By www.heating spares.co Tel. 0161 620 6677...

  • Page 55: Abling & Disabling Controls

    DO NOT under any circumstances add or remove jump- ers at these points. Spare jumpers are available from Vokera stockists. Part no. 7232. Linea Plus AG Supplied By www.heating spares.co Tel. 0161 620 6677...

  • Page 56: Functional Flow Diagram

    SP/SE E. Spark/sense ectrode Led OK (green) Solenoid Operators Led alarm (blink red) B.C.B. Burner Control Board TRF1 Transformer B.E.B. Boiler control board Differential Analogue Pressure Switch S.B. Secondary board Linea Plus AG Supplied By www.heating spares.co Tel. 0161 620 6677...

  • Page 57: Illustrated Wiring Diagram

    GENERAL LAYOUT & ILLUSTRATED WIRING DIAGRAM Fig. 40 Linea Plus AG Supplied By www.heating spares.co Tel. 0161 620 6677...

  • Page 58: Preliminary Electrical System Checks

    ELECTRICITY AUTHORITY. The customer should be warned not to use the appliance until this examina- tion has been carried out. Linea Plus AG Supplied By www.heating spares.co Tel. 0161 620 6677...

  • Page 59: Lpg Instructions

    Turn off the main electrical supply. Gain access to the interior as instructed in 5.3.1 - 5.3.2. 11.6.3 Gain access to the electrical terminals as 5.7.2. Ensure the Jumper at point JP8 is removed. Linea Plus AG Supplied By www.heating spares.co Tel. 0161 620 6677...
  • Page 60 Re- check for gas soundness. 11.12 Replace electrical controls panel. 11.13 Refix the boiler casing (fig. 24). 11.14 Hinge up controls facia and secure using the 2 screws (fig. 25). Linea Plus AG Supplied By www.heating spares.co Tel. 0161 620 6677...
  • Page 61 Linea Plus AG Supplied By www.heating spares.co Tel. 0161 620 6677...
  • Page 62 Linea Plus AG Supplied By www.heating spares.co Tel. 0161 620 6677...
  • Page 63 Linea Plus AG Supplied By www.heating spares.co Tel. 0161 620 6677...
  • Page 64 energizing home heating Vokèra Ltd. Catherine House, Boundary Way, Hemel Hempstead, Herts, HP2 7RP Email: enquiries@vokera.co.uk Web: www.vokera.co.uk General Enquiries - Tel: 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...

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