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Viessmann MatriX radiant burner, Service Instructions Manual

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Viessmann MatriX radiant burner Service Instructions Manual Download Page 30

30

Troubleshooting

Diagnostics 

(cont.)

Internal system errors

Internal system errors are created if a perfect program sequence can no
longer be guaranteed.

Fault code Error in range

Cause

Remedy

01 and 02,
04 to 15,
70 to 79,
7A

Burner control unit

Internal system error

Replace burner
control unit

5692541 GB

Summary of Contents for MatriX radiant burner

Page 1: ...r heating engineers MatriX radiant burner Pressure jet gas burner type VM III for Vitocrossal 300 type CT3 Rated output 170 187 kW See notes on applicability page 2 MatriX radiant burner 5692 541 GB 1...

Page 2: ...y function Use only original Viessmann spare parts or equivalent parts that have been approved by Viessmann Initial start up The initial start up must be carried out by the system installer or a desig...

Page 3: ...teps initial start up inspection and maintenance 4 Further details regarding the individual steps 5 Burner control unit 19 Troubleshooting Diagnostics 27 Gas burner control unit flow chart 32 Gas burn...

Page 4: ...enturi vacuum pressure 10 C I M 6 Checking CO2 content 11 C I M 7 Measuring CO content C I M 8 Measuring flue gas temperature I M 9 Checking ionisation current 13 I M 10 System shutdown 14 I M 11 Chec...

Page 5: ...s 1 Check the heating system pressure 2 Open the gas shut off valve 3 Switch ON the mains electrical isolator outside the installation room 4 Switch ON system ON OFF switch B on the control unit If fa...

Page 6: ...d in the Wobbe index range 12 0 to 16 1 kWh m3 43 2 to 58 0 MJ m3 H With natural gas setting LL the boiler can be operated in the Wobbe index range 10 0 to 13 1 kWh m3 36 0 to 47 2 MJ m3 2 The burner...

Page 7: ...ed reconnection 4 Release fixing A 5 Remove flange E from the gas combination valve 6 Remove restrictor C together with rubber cork gasket D 7 Secure the gas combination valve without restrictor C but...

Page 8: ...d supply pressure Static pressure 1 Close the gas shut off valve 2 Release the screw inside test nipple A but do not fully remove 3 Connect the U shaped pressure gauge 4 Open the gas shut off valve 5...

Page 9: ...factory set to 12 mbar Do not change this setting 9 Record the actual values in the service report from page 42 10 Close the gas shut off valve 11 Remove the U shaped pressure gauge and close test ni...

Page 10: ...100 full load 00 0 partial load 6 Press key E until 00 shows in the display Burner is now at max output 7 Check the venturi vacuum pressure Please note At full load the vacuum pressure should be H 5 9...

Page 11: ...nd H Service Level of modulation in 00 100 full load 00 0 partial load Full load 4 Press F until the service display has incremented to 00 100 5 Measure the CO2 content at the flue pipe The CO2 should...

Page 12: ...must be changed H Unscrew cover B and H turn adjusting screw A in small steps Torx 40 until the CO2 content is within the stated range 10 Record the actual values in the service report from page 42 1...

Page 13: ...matik Gas equipment You can also carry out this check with a multimeter 5 Push plug C of the ionisation current lead into adaptor D 6 Plug socket A of the test lead onto the ionisation electrode 7 Swi...

Page 14: ...rner 3 Close the gas shut off valve Checking burner gauze assembly 1 Release fixing A from the gas supply pipe 2 Loosen the screws on the boiler door and open it 3 Check the wire mesh of burner gauze...

Page 15: ...ionisation electrodes Ignition electrodes Ionisation electrode 1 Check the ignition electrodes and the ionisation electrode for correct gap towards the burner gauze assembly and damage replace if nec...

Page 16: ...venturi mixing tube E with gas combination valve B and gas supply pipe D 4 Remove fan A 5 Clean the fan housing and the impeller 6 Clean the inside of burner gauze assembly F with a vacuum cleaner if...

Page 17: ...y activate the manual pump to create a test pressure of approx 50 mbar 6 Wait approx 5 minutes for the temperature to level out and then observe the display on the U shaped pressure gauge If the displ...

Page 18: ...ened and tighten fittings 2 Open the gas shut off valve 3 Check the inlet seals of the gas combination valve for leaks 4 Start up the burner see page 5 5 Check the outlet seals of the gas combination...

Page 19: ...tions as well as any fault and error messages The display comprises three seven segment elements four keys enable settings to be adjusted at different operating levels A DIP switch on the rear of the...

Page 20: ...table Service display Message code d see following table Current modulation level Page 22 Fault display Message code F see following table Display flashes Fault code display flashes see page 27 to 30...

Page 21: ...eat demand System tests Pre purge Pre ignition Safety time Post purge Standby Air pressure monitor Standby position Status Service Status Service Status Service Status Service Status Service Status Se...

Page 22: ...put changes from the control unit regular stop mode 5692 541 GB Activate the service display by simultaneously pressing keys b and S Control stop mode Under Service the display shows the current level...

Page 23: ...meter set 3 170 187 kW ON Parameter set 8 119 131 kW ON Displaying the selected parameter set This display will be terminated if no key is pressed within 20 seconds 5692 541 GB Status Service Status S...

Page 24: ...s below service indicate the selected parameter set see page 25 U is shown below service if an invalid DIP switch setting has been selected 1 Check the DIP setting if required change as on page 23 2 P...

Page 25: ...d The light segments of the display will flash 5692 541 GB The operating phase in which the fault has occurred will be displayed for as long as key a is held down see flow chart on page 32 The additio...

Page 26: ...p The order of scans ranges from the last to the previous fault codes The fault memory display will be terminated if no key is pressed within 20 seconds 5692 541 GB Simultaneously press the reset butt...

Page 27: ...as governor does not signal gas pressure Gas shut off valve closed gas governor faulty Open gas shut off valve check gas supply pressure and clean gas filter if necessary 25 No flame after safety time...

Page 28: ...27 Flame extinguishes during operation Incorrect gas type selected Adjust gas type see page 7 during operation Burner gauze assembly faulty Replace burner gauze assembly Parameter set incorrectly adj...

Page 29: ...during operation is not achieved Fan faulty cables faulty or broken Check cables replace fan 37 Fan does not reach set speed Fan faulty cables faulty or short circuited fan blocked by debris Check ca...

Page 30: ...errors Internal system errors are created if a perfect program sequence can no longer be guaranteed Fault code Error in range Cause Remedy 01 and 02 04 to 15 70 to 79 7A Burner control unit Internal s...

Page 31: ...nit mains supply interchanged Check mains supply and swap cores CO is formed or burner is very sooty Too little or too much air Correct setting Check boiler room ventilation Insufficient chimney draug...

Page 32: ...oller Fan ign position 100 Fan Relay Air pressure monitor Safety valve Y1 Ignition Flame signal Gas monitor Aux start up valve option Y2 Safety temperature Input Input Output Output Input Output Outpu...

Page 33: ...the burner control unit will enter a fault state if the fan does not reach its set speed 08 Pre ignition 2 s 09 Start up safety time safety time A 2 8 s enable safety valves at the start of the safet...

Page 34: ...h PWM selection and feedback S 1 ON OFF switch S 2 Thermostat S 3 Output control T 1 Ignition unit Y 1 Gas safety valve Y 2 Auxiliary start up valve air control pressure option 5692 541 GB 31 COM 30 N...

Page 35: ...35 Component summary Component summary 5692 541 GB B P N E O H K L M E F G A B C D...

Page 36: ...and programming unit D Flow restrictor box E Gas supply pipe F Gas combination valve G Venturi mixing pipe H Burner gauze assembly K Ignition electrodes L Ionisation electrode M Thermal insulation blo...

Page 37: ...urner control unit MPA 51 023 Fan motor 026 Venturi mixing pipe 028 Air pressure switch with connecting cable 029 Restrictor for natural gas E with gasket 031 Gas combination valve 035 Burner hood 036...

Page 38: ...38 Parts list Parts list cont 5692 541 GB 5n 021 A 5m 022 028 015 012 013 026 029 031 018 023 010 008 5f 5f 5e 5e 011 011 004 014 020 B 5a...

Page 39: ...39 Parts list Parts list cont 5692 541 GB 006 007 003 002 036 036 035 036 009 001 5o 008 009...

Page 40: ...for heating water temperatures 80 60 C kW 170 Product ID CE 0085 BL 0403 Burner type VM III 4 Voltage V 230 Frequency Hz 50 Power consumption W 200 Motor speed rpm 1344 5216 Modulation range 25 100 R...

Page 41: ...41 Appendix 5692 541 GB...

Page 42: ...LL mbar 6 3 7 1 mbar Carbon dioxide content CO2 H at higher rated actual by vol 8 8 9 3 by vol g output set by vol 8 8 9 3 by vol H at lower rated actual by vol 8 8 9 3 by vol output set by vol 8 8 9...

Page 43: ...43 Appendix Maint service Maint service Maint service Maint service 5692 541 GB...

Page 44: ...LL mbar 6 3 7 1 mbar Carbon dioxide content CO2 H at higher rated actual by vol 8 8 9 3 by vol g output set by vol 8 8 9 3 by vol H at lower rated actual by vol 8 8 9 3 by vol output set by vol 8 8 9...

Page 45: ...45 Appendix Maint service Maint service Maint service Maint service 5692 541 GB...

Page 46: ...LL mbar 6 3 7 1 mbar Carbon dioxide content CO2 H at higher rated actual by vol 8 8 9 3 by vol g output set by vol 8 8 9 3 by vol H at lower rated actual by vol 8 8 9 3 by vol output set by vol 8 8 9...

Page 47: ...47 Appendix Maint service Maint service Maint service Maint service 5692 541 GB...

Page 48: ...4 F Fault code 27 Fault display 25 Fault memory 26 Faults without fault display 31 Final test implementation 18 Flow diagram 32 Further details regarding individual steps 5 G Gas connections leak test...

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