Junkers CeraclassExcellence ZSC 24-3 MFA User Manual Download Page 1

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ZWC 28-3 MFA

ZWC 24-3 MFK E

ZWC 35-3 MFA

ZSC 24-3 MFK

ZSC 24-3 MFA
ZWC 24-3 MFA

ZWC 24-3 MFK
ZWC 28-3 MFK

CeraclassExcellence

Bosch Thermotechnology nv/sa

TEL: 03 887 20 60

2630 ARCSELAAR

Kontichsesteenweg 60

FAX: 03 877 01 29

User manual

6 720 660 245 (2015/06 BL-FR)

German version available on request

Machine Translated by Google

Summary of Contents for CeraclassExcellence ZSC 24-3 MFA

Page 1: ...FA ZWC 24 3 MFA ZWC 24 3 MFK ZWC 28 3 MFK CeraclassExcellence Bosch Thermotechnology nv sa TEL 03 887 20 60 2630 ARCSELAAR Kontichsesteenweg 60 FAX 03 877 01 29 User manual 6 720 660 245 2015 06 BL FR...

Page 2: ...followed Observe the safety and warning instructions Read the instructions for use device regulation etc before use and keep them Any other use is not intended Any resulting damage is excluded from t...

Page 3: ...trical switch do not Open doors and windows disconnect from connector Do not telephone or ring the doorbell If necessary warn all inhabitants and leave the Close the gas supply on the main shut off va...

Page 4: ...afety valve of the domestic hot water tank annual inspection and personalized maintenance with an authorized technician Have this work carried out exclusively by an approved professional Have the heat...

Page 5: ...he installation room must be sufficiently ventilated when the appliance draws combustion air from the room agreement with a specialist Do not use or store corrosion activating substances thinners glue...

Page 6: ...anufacturer its after sales service or a person with similar qualifications to avoid any danger This device can be used by children aged 8 and over and by people with reduced physical sensory or menta...

Page 7: ...a relating to energy consumption can be found in the technical and installation instructions intended for professionals Push the mark 3 points to open the door Fig 1 6 720 660 245 2015 06 BL FR 2 1 En...

Page 8: ...4 Operating elements 6 720 660 245 2015 06 BL FR 8 Fig 2 Machine Translated by Google...

Page 9: ...entification sticker 310 hot water temperature regulator 317 display 363 control lamp for burner operation 365 chimney sweep button 366 service button 367 for ZWC ECO button for ZSC no function 476 ho...

Page 10: ...5 Commissioning Fig 3 open firm 6 720 660 245 2015 06 BL FR 10 Open the gas tap only for natural gas boilers Machine Translated by Google...

Page 11: ...6 720 660 245 2015 06 BL FR Open the heating and sanitary stops 11 open Fig 4 sanitary stop 1 2 firm open firm heating stops 3 4 Machine Translated by Google...

Page 12: ...5 2015 06 BL FR Heating circuit water pressure check 12 The pressure gauge needle should be between 1 and 1 5 bar if higher pressure is required your installer will let you know Fig 5 Machine Translat...

Page 13: ...the fill drain valve Mount the hose on the filling and draining tap and connect it to a water tap Fill only when the boiler is cold Slowly open the cold water tap and fill The maximum pressure of 3 ba...

Page 14: ...de only concerns the boiler 14 The following heating regulators can be used room thermostats any remote controls Always consult the regulation manuals Depending on the controller used some functions d...

Page 15: ...itch The blue light comes on and the display shows the flow temperature Press the main switch to switch on the device Fig 6 off The indicator goes off Pay attention to the frost protection see paragra...

Page 16: ...e indicator lights up green 16 6 2 Switching on the heating up to 88 C max position Turn the flow thermostat of the heating system to adjust the temperature about 74 C Heating system for flow temperat...

Page 17: ...17 about 65 C 3 position 1 5 6 max 4 starting temperature about 74 C about 49 C about 40 C about 84 C about 58 C 2 about 88 C 6 720 660 245 2015 06 BL FR Machine Translated by Google...

Page 18: ...5 2015 06 BL FR 6 3 Temperature setting 18 Consult the regulation manuals you can heat economically and save Fig 8 Here you will find how the room thermostats must be adjusted energy Machine Translate...

Page 19: ...function Warning risk of burns Adjust the tank temperature with the boiler temperature knob The display shows the flow temperature At a flask with thermometer the temperature is displayed on the flask...

Page 20: ...20 about 60 C about 40 C about 56 C min 1 6 max about 52 C and hot water temperature about 49 C 2 3 4 temperature dial about 45 C 6 720 660 245 2015 06 BL FR Machine Translated by Google...

Page 21: ...s Adjust the hot water temperature with the temperature knob The display shows the flow temperature temperature dial hot water temperature about 52 C about 56 C about 40 C min 1 of the boiler 2 3 4 ab...

Page 22: ...be activated as described in point 1 by opening and closing a hot water tap within 5 seconds At this moment the Comfort mode is activated only once 1 Comfort mode the Eco button is not pressed and no...

Page 23: ...the left to the position Heating is switched off Hot water preparation and the electrical supply to the thermostat are not cut off Attention Risk of freezing of the heating system Fig 11 Leave the he...

Page 24: ...n and the electrical supply to the thermostat are not cut off completely left in Fig 12 Do not trigger the boiler When the heating is switched off Add antifreeze product to the water in the heating ci...

Page 25: ...ture dial Storage tank frost protection if connected against the stop Do not trigger the boiler Frost protection is activated when the tank temperature drops below 15 C 6 720 660 245 2015 06 BL FR 25...

Page 26: ...hermal disinfection is activated the display This is why the hot water temperature may be higher than the set temperature noted The entire hot water installation including the draw off points must be...

Page 27: ...in the display Press both buttons for approx 5 To deactivate the lock seconds until the display shows The button lock affects the flow temperature and hot water temperature controllers as well as all...

Page 28: ...ler returns to service and the display again shows the flow temperature the display shows The boiler is back in service and the display shows the flow temperature again If it is not possible to remedy...

Page 29: ...timer in order to run the pump briefly every 24 hours After about 20 minutes the boiler switches back on automatically The backflow safety on the combustion chamber trips the boiler if flue gases esca...

Page 30: ...lay 30 Key lock is activated Thermal disinfection Domestic hot water production or comfort mode active Pump blockage protection activated Display Description Ball warming up 6 720 660 245 2015 06 BL F...

Page 31: ...ler continues to operate with low flame when the need for heat decreases This process is called modulating operation The boiler has been built in such a way as to ensure reduced gas consumption low po...

Page 32: ...ducts a damp cloth is sufficient After reading you can slide the manual with the last page forward into the door of the boiler Fig 15 8 General 6 720 660 245 2015 06 BL FR Coat cleaning Preservation o...

Page 33: ...ller an authorized tradesman or by JUNKERS after sales service regular maintenance depending on regional regulations on the matter Call an approved installer or the JUNKERS after sales service Prevent...

Page 34: ...stallation Type Serial number You can find the type designation and the serial number on the type plate of the device Please mention this data on the warranty card and during each contact with your in...

Page 35: ...chnology nv sa GENERAL NUMBER maintenance repairs Kontichsesteenweg 60 FAX GENERAL NUMBER FAX AFTER SALES SERVICE 2630 Archaer Bosch Thermotechnology sa has an after sales service available to install...

Page 36: ...to maximum eco key on Temperature adjustment Adjust the temperature at the room thermostat Caution Risk of burns Temp Hot water eco key off To turn on the heating comfort mode ZWC To light up ZWC Fro...

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