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Service-Manual Single, version 03/01

18.09.03

page 1 of 28

SERVICE-MANUAL

SINGLE

INDUCTION COOKERS

              Type SH/BA 3500

                                            Type SH/BA 5000

                                            Type SH/IN 3500

                                            Type SH/IN 5000

                                           Type SH/WO 3500

                                           Type SH/WO 5000

                                         Type SH/WO/IN 3500

                                         Type SH/WO/IN 5000

Summary of Contents for SH/BA 3500

Page 1: ...ingle version 03 01 18 09 03 page 1 of 28 SERVICE MANUAL SINGLE INDUCTION COOKERS Type SH BA 3500 Type SH BA 5000 Type SH IN 3500 Type SH IN 5000 Type SH WO 3500 Type SH WO 5000 Type SH WO IN 3500 Typ...

Page 2: ...n cookers 7 5 Tests 8 5 1 Pan detection 8 5 2 Power rating 8 5 3 Maximum rating 9 5 4 Current 9 5 5 Fan 10 5 6 Test components 10 5 6 1 Power board 10 5 6 2 Rectifier 11 5 6 3 Transistor module 11 6 M...

Page 3: ...nd supervision of the staff must be defined and controlled 1 3 Safety prescriptions for installation and service The operating personnel has to make sure that the installation and service as well as a...

Page 4: ...manufacturer if you intend to make any changes on the cooker To guarantee safety just use genuine spare parts and accessories authorized by the manufacturer The use of other components cancels any lia...

Page 5: ...1 ph 230 V 1 ph 240 V 1 ph Wattage kW 3 5 3 5 3 5 Current A 17 16 15 Power factor Cos 0 95 0 95 0 95 0 95 0 95 0 95 Discharge rate mA 4 4 4 Ceramic bowl mm 260 260 260 coil mm 240 240 240 Type 5000 S...

Page 6: ...he Induction unit may be re started Turn the position of the kontrol knob on 0 and then on the desired power Power board The temperature of the power board is checked by a temperature sensor As soon a...

Page 7: ...t least 400 x 480 mm The air inlet and air outlet may not be obstructed the place must be able to withstand a loading of 40 kg The cooker doesn t have to be fixed on the table The control knob to oper...

Page 8: ...diameter d 7 cm Test with pans Step Action Level Result 1 Put the pan in the middle of the heating area 1 12 Heat the indicator lights 2 Push the pan until the edge of the pan is in the middle of the...

Page 9: ...resp a Wok pan for the Wok types Test cooking time Step Action Level Result 1 Put a pan on the heating area and fill it up with some litres of water 20 12 heat 2 Measure the time until water is cookin...

Page 10: ...d indicator lamp The fan may repeatedly start and stop 4 Stop the induction cooker 0 The fan stops immediately 5 6 Test components CAUTION The mains cable must be switched off 5 6 1 Power board The fu...

Page 11: ...diodes rectifier is defective Picture 1 3 1 5 6 3 Transistor module The transistor module is separated from the power board but still fixed on the heat sink Dismount according to Replacement of power...

Page 12: ...is well fixed The heat sinks are well fixed Induction coil Check Mechanical fixing screws tightened Coil adhesive fixing o k Ferrite fixing o k Generally Check Protection connection to earth Screwed...

Page 13: ...heat sink temperature 3 on on on 13 Power reduction coil temperature 3 1 The induction unit can only be startet again if the fault has been given receipt for turn power rotary knob off 2 The induction...

Page 14: ...Service Manual new version author Chr Fuchs 17 06 99 INDUCS Ltd 18 09 03 page 14 of 28 7 3 Flux plot to fault finding...

Page 15: ...Service Manual new version author Chr Fuchs 17 06 99 INDUCS Ltd 18 09 03 page 15 of 28...

Page 16: ...Service Manual new version author Chr Fuchs 17 06 99 INDUCS Ltd 18 09 03 page 16 of 28...

Page 17: ...Service Manual new version author Chr Fuchs 17 06 99 INDUCS Ltd 18 09 03 page 17 of 28...

Page 18: ...and 6 one phase or 4 5 and 6 three phase on power board No current supply Check the fuses Check connection Power supply not satisfactory Check power supply Fuses Logic supply on power print defective...

Page 19: ...n by the fan Reduce the temperature of the ambient air The temperature of the air supply may not exceed 40 C 110 F One phase is missing only with three phase supply Check the fuses Power print defecti...

Page 20: ...air Detailled instruction of the steps in order to repair faults see list Faultfinding Nr Action AP1 Switch off the mains cable of the cooker Check with ohmmeter whether a short circuit has occured Ma...

Page 21: ...tion coil R Ohm 25 C 80 F 980 1000 25 C 80 F 50 100 100 C 210 F 1240 1280 180 C 355 F 3500 4500 150 C 300 F 1410 1450 200 C 390 F 1570 1610 When out of the range replace coil including temperature sen...

Page 22: ...w out all clamped joints on the power print 1 Phase L1 N PE 1 2 3 4 7 8 3 Phases L1 L2 L3 PE 1 2 3 4 5 6 7 8 Draw out ST5 on logic print C018 Remove all soldered joints by means of solder plating Remo...

Page 23: ...tic bolts Remove the logic print Assembly of the logic print Put the new logic print Exchange print into the case Fix the print with nut M3 and the 3 plastic bolts Connect all plug type connectors on...

Page 24: ...ix the cable lug with the hexagon socket screws on the transistor module Fix the power print C016 C031 see 8 2 8 8 Temperature sensor coil Place ST7 on logic print Remove coil from coil carrier plate...

Page 25: ...Chr Fuchs 17 06 99 INDUCS Ltd 18 09 03 page 25 of 28 9 Appendix 9 1 C018 Logic print St1 Connection to power print St8 External indicator St7 Coil Temperature Sensor St6 Temperatur Heatsink St5 Overcu...

Page 26: ...ersion author Chr Fuchs 17 06 99 INDUCS Ltd 18 09 03 page 26 of 28 9 2 C031 Power print 230V 3 5 kW Connection by power switch Connection fan 230V St1 Connection to logic print St2 to Logic print St5...

Page 27: ...version author Chr Fuchs 17 06 99 INDUCS Ltd 18 09 03 page 27 of 28 9 3 C016 Power print 400 V 5kW Connection by power switch Connection Fan 230V St1 Connection to logic print Mains receiver St2 to lo...

Page 28: ...refore the signs are identical Connec tion Sign Short description 1 24 VDC Supply 24V for Logic print 2 enable Verify transistor module 2 s 2 s 20ms 3 low Verify transistor module Logic sign High spee...

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