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DGS-TDS-N
21.04.08

SERVICE

MANUAL

HOBS

DGS-TDS-N
Ausgabe:

04.08

Publ.-Nr.

599 519 523

685
EN

Repair-Instruction
for induction hobs

1
2
3
...
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Summary of Contents for 88101

Page 1: ...DGS TDS N 21 04 08 SERVICE MANUAL HOBS DGS TDS N Ausgabe 04 08 Publ Nr 599 519 523 685 EN Repair Instruction for induction hobs ...

Page 2: ...ing replacement instructions or are included with the spare parts All work is only to be carried out on the induction modules and the heating elements are only to be carried out after they have been disconnected 1 1 Leak current A leak current of 5mA is normal and is therefore much higher than with other appliances 1 2 Standby The Standby power consumption amounts to 1W Induction plus user interfa...

Page 3: ...21 04 08 1 3 Block Diagram Hob elements Coils incl Temperature sensors Touch control w carrier Cover plate Coil carrier Induction module w plastic housing incl mains terminal Filter pcb Power mod Left PowerMod Right Cooling fan ...

Page 4: ...be connected to terminals 4 5 if appr jumper No 5VDC betw Pin 1 3 of the Bus for the Touch Control 2 Test 1 3 5VDC on the underside of the cooking field corresponds with the external lines of the bus between filter and Touch Control if not applied replace the Filterboard Caution this is difficult to test from underneath using normal test probes Connector of the cable to the Touch Control Display n...

Page 5: ...inals 1 and 2 Both of the N s should be connected to terminals 4 5 if appr jumper Should the above not succeed replace the affected power component No power on all hobs Normal cooking phase Demo mode activated See Chapter 5 2 Individual buttons cannot be used or cannot always be used Touch Control defect 1 See Chapter 5 Touch Control Autarkic Cooking Hobs Information 2 Should this not help replace...

Page 6: ...orrect configuration on the Filterboard Disconnect cooking hob from mains wait 10 sec and reconnect the mains supply Should alarm still be displayed replace filterboard E3 Under voltage or over voltage is only displayed for 10 sec after voltage has been applied 1 Disconnect cooking hobs from the mains wait 10 sec and reconnect the mains 2 Should alarm still be displayed test L1 against N 4 test L2...

Page 7: ... Ohm A deviation of 1 C corresponds to approx 3 3 Ohm Replace the corresponding coil incl Temperature sensor if not in this zone 1 Check the cables between the two boards 6 Reinsert connector Or replace cable 2 Should all of the zones on the cooking hob be affected Display E in the cooking phase display replace filter board 3 Should the above not succeed replace power component E7 Alarm Temperatur...

Page 8: ...he induction This can vary from pan to pan When measured in operation pursuant to EN60335 11 3 pursuant to EN60704 with 4 pots 47dBA A pot with boiling water has approx 60 62dBA 2 5 Cooking zone with electric heating element not functioningt Alarm symptoms Possible Alarm Cause Alarm Remedying Cooking zone not functioning No phase 2 power voltage or wrong connection 1 Check the pin configuration an...

Page 9: ... heating element with the cooker hob combination the phases are normally connected to the L1 left cooking zone L2 right cooking zone The induction module front left and right cooking zones are however connected to the continuous phase L1 Therear right electric heating element zone is always connected to L2 L2 is only available however of one of the right cooking zones is switched on In order to av...

Page 10: ...in the cooker concern the hob I e the same error number is displayed as in the hob display For error displays refer to Chapter 2 3 Error display E When voltage is applied the hob display illuminates briefly But no display at the cooker no display at the hob no output at the induction zones hob control in the cooker defective Additional instructions and tips concerning cooker problems are to be fou...

Page 11: ...2 Hereby also explicitly check the entrance point of the cable at the hob for damage 14 3 Check the seat of the connector at the display in the hob 12 to the induction module or 13 to the cooker external user interface ditto induction module No 5V DC betweem Pin 1 3 of the display bus 2 check 5V DC Pin 1 3 on the underside of the hob corresponds to the our lines of the bus line from the filter to ...

Page 12: ...ion manual Symbol Comment Intermediate cooking levels 4 Induction zone switched off because of over temperature at the coil sensor empty pot A Fast heating up function Ankochstoss E Alarm display siehe 2 3 Alarm message E F Pot detection no pot detected H Residual heat indication L Lock Function or key lock P Power booster function for induction Keeping warm 11 10 14 12 13 14 ...

Page 13: ...let Min 20mm Min 5 mm Oven Remark if there is no ventilation gap in the front it s still possible to operate the hob Only with longer useage 15 min the performance will drop For Mixed hob this is e g 20 for full induction hobs it s higher 2 Pin 1 3 1 3 4 5 Terminal 1 2 3 4 5 ...

Page 14: ...14 599 519 523 EN DGS TDS 21 04 08 2 9 Images control point for 2 zones Mixed Induction Attention mains connection for Domino is directly on filter pcb 2 1 Domino 1 3 5 6 3 7 ...

Page 15: ...s that the IGBT housing is damaged Replace power component 4 8 Measure resistance at the IGBTs Pin1 Pin2 or Pin2 Pin3 50kOhm Æ Okay 50Ohm Æ power component defect replace Only replace the affected power component and 9 insert 20A fuse completely separate the fuse strip conductor S12 right power component S11 left power component 5 By a short circuit and destroyed power component it is imperative t...

Page 16: ...s is much smaller The performance for different pots can very by as much as 10 15 As reference pots we recommend enamelled steel pots e g Silit 2 3 mm thick round steel plates in various diameters are very suitable for testing the pot detection function Sandwich bottoms can cause very unpleasant noises if they are not correctly pressed The same is the case with regard to handles which are a little...

Page 17: ...sive pressure to the cooking hob will not make a difference It is better to release it for 5 sec and then press the button again If the adjustment of the cooking stage timer does not continue after the button has been released this is due to the fact that the Touch Control receives a Button Pressed signal even from a distance of some mm If the user interface is not adjacent to the glass ceramic th...

Page 18: ... dot After selecting the demo mode the electronic goes to off Now it can be used like usual but only without heater activation The deactivation of the demo mode is done in the same procedure as activating After deactivating the demo mode the electronic must go off Now the hob can be used in normal mode Service Mode s Routine 1 Test all LEDs Displays for 10 Sec 2 Show Software version Touch control...

Page 19: ...the glass draw off the connecting line between the user interface at the glass and induction 3 Replacement of display units Î By means of a coin loosen plastic carriers by pressing and turning 29 Î Shift back the plastic carrier until the front edge can be seen Î Lay plastic carrier to the bottom side Î Remove locking bars like 30 Î Draw off flat band cable Î Replace electronic board Î Assemble in...

Page 20: ...ys onto the glass side press the carrier flatly to the glass lower side and let it lock in For assembly press the locking slightly to the bottom 6 2 Demo mode Self test To enter the self test Demo mode the following sequence of buttons must be pressed 1 Hob is off Press main switch continuously until display is going off 2 Press the and buttons of the zones together short beep for about 3 seconds ...

Page 21: ...witch until the display goes dark 2 Press the and buttons of the zones short beep simultaneously for about 3 seconds 3 After 3 seconds a d for demo mode appears in the timer display or in the hot plate display depending on the model You can change between demo mode d service mode S and alarm menu E using the timer button or A button depending on the model if you do not select anything the unit wil...

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