SERVICE MANUAL HOBS © Electrolux Distriparts Muggenhofer Straße 135 D-90429 Nürnberg Germany Fax +49 (0)911 323 1022 DGS-TDS-N Ausgabe: 04.08 DGS-TDS-N 21.04.08 Publ.-Nr.
599 519 523 EN 1 General Information These instructions serve the repairing of autarkic cooking hobs and cooking hobs in combination with an oven with 3 or 4 inductions cooking zones respectively of the type E.G.O.. Also includes hobs with 2 induction zones (Domino, Mixed, Mixed gas) and the Frontline appliance series. Please search for the corresponding alarm symptom and then go through the alarm remedy measures from top to bottom.
1.3 599 519 523 EN Block Diagram/Hob elements Coils incl. Temperature sensors. Touch control w. carrier Cover plate Coil carrier Cooling fan Induction module w. plastic housing incl. mains terminal Filter pcb Power mod. Left PowerMod. Right DGS-TDS 21.04.
599 519 523 EN 2 Alarm Symptoms 2.1 Appliance not functioning at all, cannot be switched on References e.g. (1) refer to the illustrations in Chapter 2.8 Alarm Symptom Cooking Possible Alarm Hob Cause Display Alarm Remedying House fuse triggered None (1) Test the pin assignment and 230VAC between N and the phases on the supply line. See chapter 3 Testing Power Component Cooking field cannot be switched on. Normally no "pips" approx. 4 sec.
2.2 599 519 523 EN Individual cooking zones do not work (partially) or work incorrectly or cannot be used Alarm Symptom Cooking Possible Alarm Hob Cause Display Alarm Remedying Pan does not heat up. Pan in the border area of the pan detection and only works with low power Pan not detected. Use different pot or this pot on a smaller hob. See Chapter 4 Pot Detection Information Touch Control defect. 1) See Chapter 5. Touch Control Autarkic Cooking Hobs Information..
2.3 599 519 523 EN Alarm message "E“ When the appliance is switched on, "E“ / „xx“ Alarm Number is displayed in the timer display. With Frontline the display of the front zone indicates the error number when switching on. The affected zones are subsequently displayed with an "E" in the cooking phase display and are thereby disabled. The other zones can still be used. example (left touch control / right indication in the cooking zone): 1) Display alarm number after switching on for 10 sec.
Alarm Symptom Display in the Cooking Field Timer Alarm display in the "E5“ Touch Control "E6“ Possible Alarm Causes Alarm Remedying 1 phase missing 1) Check the house fuse. 2) Check the pin assignment, (1) test L1 against N (4), test L2 against N (5) 3) If ok, see Chapter 3. 1) (5)Checking of the contact with the power element. Is the temp.
2.4 Other alarm symptoms Alarm symptoms Display Buzzer defect Individual display elements do not illuminate or do not do so continuously. Penetrating aromas from the hob when warm. Pots cause noises 2.5 599 519 523 EN Possible Alarm Cause Alarm Remedying Touch control defect. Defective display elements Replace Touch Control. Coils subjected to a manufacturing defect. Unsuitable pots. Normal sound level The aroma is non-toxic. Replace the affected coils.
599 519 523 EN (1) (7) (8) 2.5.1 Electric heating element relay instructions • • 2.6 Refer to the wiring diagram xxx. The electric heating element is pulsed on relay board HOC2000 in the cooker. Phase commutation with the cooker/hob combination, refer to Chapter 2.6, special error images for the cooker/hob combination.
599 519 523 EN (9) 2.6.1 No display or error display on the cooking zone display on the cooker Alarm symptoms Display Error display "E". "E" if the display exists. 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. DGS-TDS 21.04.08 Possible Alarm Cause Alarm Remedying Errors in the cooking zone display in the cooker concern the hob. I.e. the same error number is displayed as in the hob display.
599 519 523 EN 2.6.2 Cooking zone at the cooker okay, no display at the hob or no output. Alarm symptoms Display The diplay in the hob does None. not illuminate when voltage is connected. Cooker display okay. But: no cooking stage display at the hob, no output at the induction zones. Possible Alarm Cause Alarm Remedying Output connector not inserted.. Check the connector (10) and the cable, check that it is correctly engaged. No cooker output.
599 519 523 EN (10) (11) (12) (13) (14) Display in the hob 4 hobs dep. In comb. With cooker (14) external user Interface 2.7 Unknown display For details, refer to the cooking field instruction manual Symbol „.“ „-“ „A“ „E“ „F“ „H“ „L“ „P“ „∪“ DGS-TDS 21.04.08 Comment Intermediate cooking levels („4.“) Induction – zone switched off because of over temperature at the coil sensor (empty pot) Fast heating up function („Ankochstoss“) Alarm display siehe 2.
2.8 599 519 523 EN Control Point Illustrations (2) Terminal 1 2 3 4 5 Pin 1, 3 (1) (5) (3) (4) Air inlet Min. 5 mm Min. 20mm 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. DGS-TDS 21.04.
2.9 599 519 523 EN Images control point for 2 zones / Mixed Induction (1) (5) (7) (6) (3) Attention: mains connection for Domino is directly on filter pcb. (1) Domino (3) (2) DGS-TDS 21.04.
599 519 523 EN 3 Testing Power Component 1. When alarm messages and disabled zones exist ("E“ in cooking phase display), please make a note of the power component which is affected. 2. (7) Check whether the lead from the filter board is connected, also check the bus lines (6) µprocessors filter to power component. 3. If (8) IGBT has become shorted, this normally means that the IGBT housing is damaged. Replace power component 4.
599 519 523 EN 4 Pot Detection Information Suitable pot materials: • Steel enamel • Stainless steel (with magnet. bottom) • Aluminium (with magnet.
599 519 523 EN 5 Touch Control Autarkic Cooking Hobs Information • 5.1 The Touch Control works on the basis of the infrared principle, i.e. a signal is transmitted with a transmitter which is then reflected by the finger and received once more. Instructions on the operation / possible operation errors if the buttons do not function: • Do not use with the flat finger. Hold the finger relatively upright. Otherwise 2 buttons can be activated, this is not signalled.
5.2 599 519 523 EN Demo mode / Self test (Service mode) / Alarm Menu 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 (without beep). 2. Press the "+" and " -" buttons of the front zones together (->short beep) for about 3 seconds (-> again short beep) 3. Press the timer selection key Step 1 Step 3 d. Step 2 4. The display shows a "d" for demo mode.
599 519 523 EN 5.3.2 Error appliance can not be operated, display indicates "0" This error has been disappeared after a reset. For that there were 2 fault reasons in the hardware and software, this was removed by SW Vers. 4.2 from Dec. 2004. 6 Frontline self-sufficient hobs 6.1 Special references disassembly/assembly in case of a service: 1. Disassemble appliance Î Remove tension clips 2.
599 519 523 EN Assembly of band cable (30) Open locking (black bar) (31) Put band cable (silver contacts visible) Close locking in arrow direction (32) Turn down the electronic with displays 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.
599 519 523 EN 3. Then automatically the software version of the user interface is displayed, for example „2“ „8“ = version 28 and all LEDs / Displays are ON for 10 Sec. There is no alarm history mode available. 4. Demo mode By pressing the button "A" / „P“ of one of the rear cooking zone you activate the demo mode, the LED for Power function active is ON. With activation of the demo mode the hob can be used like usual but without heater activation.
