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Only for authorized service
technician !

Service Manual

Gas Wallhung Boiler

Logamax plus

6 720 641 705-00.1O

GB012 - 25K

2011

/10 EN - U

. Demir

Содержание Logamax plus

Страница 1: ...Only for authorized service technician Service Manual Gas Wallhung Boiler Logamax plus 6 720 641 705 00 1O GB012 25K 2011 10 EN U Demir...

Страница 2: ...3 Failures Errors 7 3 1 Elimination of errrors 7 3 2 Failure Error Codes Overview 8 3 3 Failure codes and corrections steps 9 3 4 Sensor NTC Values 25 3 4 1 Flow Temperature Sensor 25 3 4 2 Domestic H...

Страница 3: ...nt perEND B Flue systens must not be modified in any way B If the appliance has a type B flue system Ventilation openings in doors windows and walls must not be sealed or restricted If draught proof w...

Страница 4: ...tand by On off Button 2 Up Button 3 Down Button 4 Temparature Display C 5 Mode Button Symbol Description Save a parameter in service mode Air bleeding function is active service function 1 2 C MAP fan...

Страница 5: ...shown on Display Exit from Service Level B For the exit from service level press the mode and button for 5 second or Stand by button The flow temperature will be shown again on display 1 Level Servic...

Страница 6: ...de and button for 5 second or Stand by button The flow temperature will be shown again on display 2 Level Service Code Description Range Initial Factory Setting 2 1 A CH max heat output 30 100 100 2 1...

Страница 7: ...y The appliance will start up again and the flow temperature will be displayed If a failure can not be eliminated B Contact your approved installer or Customer Service for assistance providing details...

Страница 8: ...supply 4C Overheat lock out by temperatur limiters STBs Flue gas prim Heatexchanger In this case Heat demands is blocked and pump stops 3 min later Check the system presseure temperature sensor pump a...

Страница 9: ...ge the pump B Fill with water and bleed the system again B Connect to main supply B Switch on the appliance B Press RESET button and restart again 4C failure still exist 3 no 3 3 Check the flue gas pi...

Страница 10: ...Connect to main supply B Switch on the appliance B END 1 If the air inside not removed discharged can be also used the manuel air vent valve in recuparator 4Cis flashing Overheat lock out by temperat...

Страница 11: ...y gas pressure regulator at the house entrance yes B Check if the montage of the gas pressure regu lator assembly is correct or not If necessory correct it B M6Asure the gas inlet pressure If there is...

Страница 12: ...ble and electrode is correct or not yes 10 no B Connect the cable B Press RESET button and restart again 6A failure still exist 10 10 Is the ignition cable assembled cor rectly yes 11 no B Switch off...

Страница 13: ...in supply B Switch on the appliance B Press RESET button and restart again 6A failure still exist 14 14 Electronic card is defect B Switch off the appliance B Cut mains supply B Change the electronic...

Страница 14: ...liance 4Y failure still exist 2 2 Check if the cables are damaged or not B Switch off the appliance B If NTC changed disassemble the NTC cable from NTC measure the sensor resistance assemble the NTC t...

Страница 15: ...t B Switch off the appliance B In case of NTC is cahnged Pull the NTC cables out Measure NTC resistance Reconnect the NTC cable B Pull out the 20 poled connector on control unit B Measure the NTC resi...

Страница 16: ...age 1H failure still exist 8 no 8 8 Electronic card is defect B Switch off the appliance B Cut mains supply B Change the electronic card B Connect to main supply B Switch on the appliance 1 The sensor...

Страница 17: ...Check if cable damaged or not B In case of NTC is cahnged Pull the NTC cables out Measure NTC resistance Reconnect the NTC cable B Switch off the appliance B Pull out the 20 poled connector on control...

Страница 18: ...pressure 0 5 bar yes 2 no B Fill the system with water 2P failure still exist 2 2 B Is there air in the system yes 3 no B Remove the air in system 2P failure still exist 3 3 B Check if water is circu...

Страница 19: ...B Change the cables B Switch on the appliance 3A failure still exist 2 no 2 2 Is there any problem at fan sensor and cable B Switch off the appliance B Check the sensor and cable yes B Change the cabl...

Страница 20: ...oltage supply Is voltage below 160 V AC yes B Switch off the appliance B Inform related persons company B Switch on the appliance 3C failure still exist 3 no 3 3 Check the fan it self Is there any blo...

Страница 21: ...ction 1 Gas valve is defect B Switch off the appliance B Change the gas valve B Switch on the appliance B Check the leakage B Press RESET button and restart again 6C failure still exist 2 2 Electronic...

Страница 22: ...cuperaotr or switch contacts are wet B It can be blockage at recuperator drain Correct it B Is the siphon connection adapter in right posi tion It should be in vertical position B Leakage in water lev...

Страница 23: ...ut the 20 poled connector on control unit B Measure the resistance Is deviation of resistance values yes B Change the cable harness B Switch on the appliance d7 failure still exist 3 no 3 3 Check the...

Страница 24: ...esn t run The I I symbol will be shown on display alternately Control Step Action 1 MAP value is according the flue gas pipe length not selected yes B Adjust the MAP value via service fonction 2 b d f...

Страница 25: ...9 786 35 8 047 40 6 653 45 5 523 50 4 608 55 3 856 60 3 243 65 2 744 70 2 332 75 1 990 80 1 704 85 1 464 90 1 262 95 1 093 100 950 Tab 5 DHW Temperature Sen sor C Resistance Ohm 0 33 242 10 19 947 20...

Страница 26: ...C 2 9 kOhm 0 5 kOhm Pump 230 VAC I 495 Ohm II 355 Ohm III 220 Ohm 10 Ohm Ionisation Electrode ca 3 5 A Gas Safety Valve 1 230 VAC 1 55 kOhm 10 Ohm Gas Safety Valve 2 230 VAC 8 kOhm 20 Ohm common neut...

Страница 27: ...3 Failures Errors GB012 25K 27 3 6 Electrical Circuit Diagram Fig 2 6 720 643 530 07 2O 12 1 5 10 9 14 5 2 6 17 15 4 16 2 3 7 11 13 3 8 18...

Страница 28: ...ctrode 5 Pump 6 Turbine 7 LCD Dispaly connection 8 Transformer 9 Controller room thermostat connection 10 Diagnostic connection 11 Igniton transformer 12 Supply cable 13 DHW temperature sensor NTC 14...

Страница 29: ...3 Failures Errors GB012 25K 29 3 7 Structure Fig 3 mode reset 20 6 720 643 530 06 1O 18 17 16 15 22 25 26 23 29 30 32 31 2 3 5 7 1 8 9 10 11 12 13 21 19 4 28 14 6 24 27...

Страница 30: ...om air vent valve 10 Circulation pump 11 Pump speed switch 12 Condensate siphon 13 Turbine 14 Condensate water hose 15 Manometer 16 Button 17 Mode Button 18 Button 19 Display 20 Stand by On off Button...

Страница 31: ...sh air 14 Combustion chamber 15 Fan 16 Condensate Heatexchanger Recuperator 17 Flue gas pipe 18 Expansion vessel 19 Autom air vent valve 20 Circulation pump 21 CH safety valve 22 Siphon 23 Turbine 24...

Страница 32: ...14 1 24 3 Net calorific value 15 C Hs kWh m 10 5 34 9 Display G kW 30 7 8 1 3 2 3 13 8 0 6 50 9 9 2 1 3 7 17 5 0 8 53 10 5 2 4 4 2 18 6 0 8 56 11 4 2 8 4 9 20 2 0 9 60 13 1 3 6 6 4 23 2 1 0 63 14 6 4...

Страница 33: ...4 GB012 25K 33 Notes...

Страница 34: ...4 GB012 25K 34...

Страница 35: ......

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