Service Manual
Contents
1. No fault El Relay 1010 cannot be syncronized E2 Relay 1009 cannot be syncronized E3 Write to EEPROM was unsuccessful 4 1010 short circuited E5 Relay 1010 interrupted E6 Relay 1009 short circuited E7 Relay 1009 interrupted When pressing PROGRAM 5 code will tell what oven type the control card is intended for Code Ol AVM 880 with current transformer 02 AVM 880 without current transformer 03 AVM 870 with current transformer 04 AVM 870 without current transformer 05 AVM 860 with current transformer 06 AVM 860 without current transformer Diagnostic mode is terminated by pressing the STOP button 5 0 Test Mode The microprocessor also contains test program which will test the most vital microprocessor functions and the function of the FTD display 5 1 Enter Test Mode If power is turned on while the door is open and the STOP button is pressed the oven will enter Test Mode The display will show 88 88 and all LEDs are lit 5 11 The door is closed Everything is turned off 5 12 Tum timer knob clockwise The LED for program 3 is lit The buzzer beeps 8 is shown in the first display digit 5 13 Turn the timer knob anti clockwise The LED for program 5 is lit The buzzer remains silent 8 is shown in the 3rd display digit The fan lamp relay is activated 5 14 Push POWER 3 for minimum 0 5 sec The LED for power 3 is lit The buzzer beeps The illumination of the cavity is lit The fan starts 82. P buttons are pressed is displayed the PROGR3 and the PROGR7 The oven enters diagnostic mode A is buttons are pressed displayed the door is open and the STOP The oven enters test mode buttons is pressed Short Form Cooking Instruction When the oven is in stand by time will be displayed if the real time clock is set otherwise will be displayed Cooking can be started either manually or by loading time and power from mernory 21 Manual Setting To set time and power manually follow these steps Setthe desired time by turning the timer knob Time will be set according to the cooking time table see under 5 and the maximum time is 15 min Power will be set to the highest level and will be indicated by a blinking LED The lamp and fan will be turned on Power may now be set to required level by pressing a POWER button Ifthe door is closed the oven may now be started by pressing the START button When the oven is cooking the power LED is continuously on Time and power can not be changed while the oven is running Ifcooking is interrupted by opening the door the power LED will start blinking Time and power may now be changed When cooking is finished the oven beeps three times and the display starts blinking Blinking stops after 30 seconds or if the door is opened The lamp and fan are on for 30 seconds after finished cooking 2 2 Memory Cooking To start cooking by loading time and power fro
3. is shown in the display digit 3 5 15 Push POWER 2 The LED for power 2 is lit If the fan lamp have been switched off for about 5 sec the relay for power level will be activated 8 will be shown in the display digit 2 5 16 Push POWER 1 The LED for power I is lit The left main relay will be activated 1009 8 will be shown in the display digit 1 5 17 Push DEFROST The LED for defrost is lit The left pre magnetizing relay will be activated 1007 8 will be shown in the display digit 4 5 18 5 19 5 20 5 21 5 22 5 24 5 25 5 26 5 27 5 28 4812 714 50038 Push PROGRAM I The LED for program I is lit The right main relay will be activated 1010 8 will be shown in the display digit 3 Push PROGRAM 2 The LED for program 2 is lit The right pre magnetizing relay will be activated 1008 8 will be shown in the display digit 2 Push PROGRAM 3 The LED for program 3 is lit The buzzer beeps weakly 8 is shown in the display digit 1 Push PROGRAM 4 The LED for program 4 is lit The buzzer will beep loud 8 is shown in the display digit 4 Push PROGRAM 5 The LED for program 5 is lit The fan cavity lamp will be activated 8 will be shown in the display digit 3 Push PROGRAM 6 The LED for program 6 is lit The relay for power level 1006 will be activated 8 is shown in the display digit 1 Push PROGRAM 7 The LED for program 7 is lit The left main relay will be activated 1009 8 is s
4. 40112 Filter air 200 3 4819 528 78071 Wheel 200 4 4819 462 98656 Spring 2510 4819 381 18151 Lamp glass x 2550 4819 418 78842 Plate bottom 255 1 4819 462 78511 Bracket 2560 4819 418 49579 Cap protect 3200 4819 453 49369 Panel control cpl 320 1 4819 453 49368 Panel control 320 2 4819 464 18114 Bracket 320 3 4819 404 78547 Bracket 322 0 4819 466 98749 Display chart 322 1 4819 466 98748 Recipe guide 334 0 4819 412 58288 Knob timeswitch 352 0 4819 214 78381 Display 3550 4819 280 18019 Buzzer 4040 4819 131 58025 Magnetron 404 1 4819 310 88184 Air guide 404 2 4819 466 98747 Plate 404 3 4819 462 38674 Guide wave 4060 4819 361 18321 Motor Antenna 406 1 4819 404 78539 Plate mounting 406 2 4822 522 31184 Nut 4110 4819 148 68059 Transformer 4111 4819 148 68062 Transformer 4120 4819 148 68061 Transformer 4121 4819 404 78543 Bracket 4122 4819 440 59527 Cap 4200 4819 121 48018 Capacitor HT 4210 4819 121 18162 Filter mains 4260 4819 218 38038 Diode HV 4420 4819 361 18133 Motor FAN 442 1 4819 310 88086 Plate mounting 442 2 4819 458 28005 Grille 4423 4819 404 78541 Bracket 4429 4819 515 28166 Cabinet 490 0 4819 321 18207 Cable mains SA 502 0 4819 214 78385 Board printed Control AVM 870 502 1 4819 209 88026 Microprocessor 460032 0020 320 0 4110 4812 714 60032 EE EM SERVICE Whirlpool Europe Customer Services Model AVM 870 stainl Service No 853887001081 Version 8538
5. can be used in manual cooking or when programming From To Increment 5 sec 3 min 5 sec 3 min 5 min 10 sec 5 min 8 min 15 sec 8 min 12 min 30 sec 12 min 15 min 60 sec 7 Time If the door is left open the fan and lamp will be switched off after 10 minutes 8 Multiple Portions The maximum programmable number for multiple portions is 8 4812 714 50038 Positioning of the microwave stirrers If the drive chain for any reason is taken off changed or adjusted it is most important that the two microwave stirrers are placed in the position as indicated below Left waveguide Right waveguide Note the position of the split pins holding the stirrers in position SERVICE Whirlpool Europe Customer Services Model AVM 870 stainl Service No 853887001081 Version 8538 870 01081 Pos No 12 NG Code Description from to 002 0 4819 440 59528 Cabinet 002 1 4819 440 59526 Cover 0110 4819 462 79586 Foot 024 0 4819 310 88485 Panel rear 0410 4819 404 78053 Hinge Balance arm 0810 4819 462 48382 Shock absorber 1000 4819 440 59532 Door cpl AVM 870 1110 4819 498 58459 Grip door 1200 4819 459 48558 Frame 1300 4819 464 18113 Bearing microswitsches 130 1 4819 462 38676 Bearing 1302 4819 492 68657 Spring 130 3 4819 404 78544 Bracket 130 4 4819 404 78545 1410 4819 450 69529 Inner glass 1430 4819 459 48563 Door frame outer AVM 870 2002 4822 480
6. cavity Switching on off cycling Cycle time 40 s 4 levels available 1700W 850W 425W continuos and 200W 15 min See functional requirements 2 1 12 2 1 13 2 1 14 2 1 15 2 1 16 2 1 17 2 1 18 2 1 19 Mains cord Mains filter HT capacitor Cavity lamp Radio interference Microwave leakage Immunity Asymmetrical Low energy pulses Medium energy pulses High energy pulses Symmetrical Low energy pulses Medium energy pulses High energy pulses Mains interruption ESD CT SPECIFICATI A Nasretdin 92 09 29 Norrk ping AB m Technical data 4812 714 50039 All cords fit with receptacles for connection to mains filter No plug for wall socket Separately approved by SEV or VDE and SEMKO Separately approved in Germany Long life 2000 hrs halogen lamp 240V 10W Not replaceable by customer See Quality requirements See Quality requirements 1 25kV 1 25kV 1 25kV LOKV 1 0kV 1 0kV 10ms lt 10 ms no stop gt 10 ms no damage 15 150pF 150Q AVA 8538 70 01081 Sh 190 Pow eee mmm Q Pase 6 lt Technical data 4812 714 50039 22 Mechanical 22 1 Physical properties Weight Gross 66 0 kg Net 61 5kg Outer dimensions 597x662x468 518 WxDxH height depending on mounting of bottom runners Dept without handle mm 628 Cavity dimensions gross 535x348x201 37 4 1
7. net 535x348x187 34 8 1 Door opening 505x201 Box dimension package 785x699x630 Built in dimension 595x450 Box dimension package 625x405x485 Max allowed G force on product 40g E po i us deita i aba Gb i J oC Uuo2 L Gn TION AVM 370 AER daie 226 29 87 PREMOGA n D I PRO 2000 Professional Microwave Ovens FUNCTIONAL DESCRIPTION 1 Power On 2 Short Form Cooking Instruction 2 1 Manual Setting 2 2 Memory Cooking 2 3 Multiply Function 2 4 Cooking Finished 3 Programming Mode 3 1 Programming Started 4 Diagnostic Mode 4 1 Total Cooking Time 4 2 Number of Door Openings 4 3 Number of Starts 4 4 Fault Codes 4 5 Buzzer Volume 4 6 Key Beep 4 7 Disabling of Manual Timer 4 8 Option Number Display 4 9 Real Time Setting 5 Test Mode 5 1 Enter Test Mode 5 2 5 27 Various Tests 5 28 Programming the EEPROM to Factory Default Values 5 29 Factory Default Values 5 30 Output Power 6 Cooking Time Table 7 Time 8 Multiple Portions 4812 714 50038 4812 714 50038 Power On t power on the oven will normally go to stand by and will be displayed Programming diagnostic and test mode are also entered when power is switched on If power is turned on while the POWER and the PROGR3 The oven enters programming mode A
8. 051 I 1 1P9 11 RD 4 1 1 1 11040 1 12 19 130 1020 1009 THUS 1060 1061 PRIMARY SWITCHES 1 1 RD 4 1 10P9 4 K gt 4 XXX itemnumbers of 1004 7 a se a 1 h 1 6 dra 1P5 1006 ES AT 569 P3 BLK GY GREY GRAU GRIS 1006 BR BROWN BRAUN BRUN Switch foil iri i 4812 714 70035 BLK BLACK SCHWARZ NOIR 1040 1041 SECONDARY SWITCHES BL BLUE BLAU BLEU 1050 1051 MONITOR SWITCHES
9. 870 01081 Pos No 12 NC Code Description from to 502 3 4819 101 48072 Potentiometer 5210 4819 214 78382 Board printed power 5211 4819 464 18112 Bracket PCB 5212 4819 111 88002 Combination RC 5213 4819 113 88001 Resistor 100 Ohm 5214 4819 112 48023 Resistor 5610 4819 282 48207 Thermostat 5620 4819 282 48202 Thermostat 95 562 1 4819 282 48261 Thermostat 100C 6110 4819 280 68242 Relay 6111 4819 280 68316 Relay 6170 4819 280 28005 Relay 48V 6210 4819 277 18061 Power switch 632 0 4819 271 38161 Microswitch 6500 4819 255 18184 Base lamp 650 1 4819 404 78546 Bracket 650 2 4819 380 28007 Reflector 650 4 4819 492 68507 Spring cavity lamp 6510 4819 134 48281 Lamp oven 7210 4819 515 28051 Antenna 7211 4822 522 31178 Wheel 7212 4819 535 98354 Shaft 7213 4822 358 50052 Belt driving 7214 4819 492 38063 Spring 7215 4819 417 38109 Hoop 7216 4822 522 31177 Wheel chain 7217 4819 462 78677 Cover plate 901 0 4819 401 18135 Clamp cable 971 0 4819 253 38021 Fuse T10A 9720 4819 253 38006 100 SACRA ANE cius see Model AVM 870 stainl Service No 853887001081 Version 8538 870 01081 Pos No 12 NC Code Description from to 483 1 4819 320 58201 Cable harness 4832 4819 320 58206 Cable harness 484 1 4819 320 58199 Cable harness 484 2 4819 320 58202 Cable harness 484 3 4819 320 58203 Cable harness 484 4 4819 320 58204 Cable harness 484 5 4819 320 58205 Cable ha
10. SERVICE PHILIPS gt Whirlpool Model Version Whirlpool Europe Consumer Services Service Manual MICROWAVE Combi AVM 870 AVM 870 8538 870 01081 Introduction safety Technical data Text Legend Spare parts list Exploded view Exploded view Exploded view Wiring diagram EEE EEE ER ENE EEE This documentation is only intended for qualified technicians who are aware of the respective safety re gulations Date 25 08 1993 Document No 4812 714 10155 Register Nr 4812 714 90015 4812 714 50039 4812 714 50038 4812 714 80163 4812 714 60032 4812 714 60052 4812 714 60053 4812 714 70035 AVM 870 SERVICE Conse services z Whirlpool 4812 714 90015 INTRODUCTION Before leaving the factory each oven is carefully checked must however be installed and used correctly Despite ali the steps taken to make the oven safe the safety is dependent on the correct installation and the fact the user understands how to use and maintain the oven The information in this section should be used as a reminder that the oven is safe and that anyone who uses it must first read the instructions for use in order to be able to use the oven correctly and obtain the best results SAFETY To avoid injury to yourself and damage to the appliance always work to the following rules when servicing an oven Always disconnect the plug from the mains before starting work If there 15
11. d to the cooking time The total number of items will be displayed for 1 5 seconds after the button is released The total number of items may be checked by pressing any other button except for the STOP button If the oven is started by the START button after interruption the total number of items will be displayed for 1 5 seconds The number of items is limited to 8 and it is also restricted by the maximum total cooking time When the number of portion is limited this will be indicated by 5 short beeps 2 4 Cooking finished After finished cooking the oven beeps 3 times and the display starts blinking The blinking stops after 30 seconds or if the door is opened whichever comes first 4812 714 50038 Programming Mode When programming mode has been entered a P is displayed As soon as the manual timer knob is turned cooking time will be displayed and the power level will be set to 3 highest power level If the STOP button is pressed or if 30 seconds have passed without any operation the oven will go to normal operation 3 1 Programming Started If the oven is in programming mode and time and power is displayed and the TIMER knob is turned The cooking time will be incremented in clockwise steps according to the cooking time table see under 5 the TIMER knob is turned anti The cooking time will be decremented in clockwise steps according to the cooking time table a POWER button is pressed The power le
12. hown in the display digit 1 Push PROGRAM 8 The LED for program 8 is lit The left pre magnetizing relay will be activated 1007 8 will be shown in the display digit 4 Push START The right main relay will be activated 1010 8 will be shown in the display digit 3 Push STOP The test mode is terminated Programming the EEPROM to factory default values While being in test mode push consecutively START POWER 3 PROGRAM 4 in row Within 5 sec the EEPROM is the programmed into factory default values If the programming was successful the LED for power I is lit and the buzzer will beep 9 times Factory default values The following combinations of time and power are the default values pre programmed in the EEPROM AVM 860 AVM 870 AVM 880 Program 1 Power 3 0 30 Power 3 0 25 Power 3 0 30 2 Power 3 0 50 Power 3 0 30 Power 3 0 50 3 Power 3 1 15 Power 3 0 50 Power 3 1 00 4 Power 3 0 30 Power 3 1 00 Power 3 1 30 5 Power 3 1 45 Power 3 1 15 Power 3 1 45 6 Power 3 2 15 Power 3 1 30 Power 2 0 30 7 Power 3 2 45 Power 3 2 00 Power 2 1 15 8 Power 3 3 30 Power 3 2 30 Power 2 1 30 4812 714 50038 5 30 Output Power AVM 860 AVM 870 AVM 880 Power 3 1300 W Power 3 1700 W Power 3 2100 W Power 2 650 W Power 2 850 W Power 2 1050 W Power 1 425 W Power 1 425 W Power 1 525 W Defrost 200 W Defrost 200 W Defrost 200 W 6 Cooking Time Table The following timer increments
13. m preset memory follow these steps Press the desired PROGRAM button Time and power will be loaded from memory and displayed The power LED will be continuously on and the program LED will be blinking Release the PROGRAM button If the door is closed the oven will now start cooking 4812 714 50038 If cooking has been interrupted by opening the door the LED indicating the selected program will start blinking The oven may be started again in one of the following ways after closing the door Press the start button If more than one item of food has been selected see 2 3 below the total number of items will be displayed for 1 5 seconds The oven will start cooking again with the displayed time and power Press the button at the blinking LED and release it again immediately The oven will start cooking again with the displayed time and power Press the button at the blinking LED and hold it for 3 seconds time and power will again be loaded from memory and when the button is released the oven will start cooking Press any other PROGRAM button Time and power will be loaded from memory and when the button is released the oven will start cooking 2 3 Multiply Function Cooking time that has been loaded from memory may be recalculated for more than one item of food Press the selected PROGRAM button while the oven is cooking For each time the button is pressed the time for one more item of food will be adde
14. n If the door does not close properly Avoid operating the oven if known components in the interlock system oven door or microwave generating assembly known defective They must be replaced WARNING HIGH VOLTAGE IT IS POSSIBLE TO COME IN CONTACT WITH LETHAL HIGH VOLTAGE WHEN WORKING WITH HV TRANSFORMER HV CAPACITOR AND MAGNETRON THEREFORE NEVER TRY TO MEASURE THE HIGH VOLTAGE ALWAYS TAKE UTMOST CARE WHEN PERFORMING ELECTRIC MEASUREMENTS INSIDE THE OVEN 21 2 1 10 2 1 11 Technical data 4812 714 50039 PHYSICAL REQUIREMENT Electrical Measured at an ambient temp of 25 C 230V and I liter load Operating voltage Performance within spec Test voltage safety requirements Rated Input Voltage HD 270 S1 Rated frequency Phases Rated Input Power MWO Rated Input Current MWO Blower lamp mains filter el nik Peak current Fuse Internal Fuse marking MW Output Power acc to IEC 705 MW Power regulation Timer Timer accuracy 207 244V 210 244V 207 244V 207 244V 230V 216 254V 240V 50 Hz Single phase 3200W cold oven 3100W after 10 min operation 14 5A cold oven 13 5A after 10 min operation 0 7A Max 20A with duration of lt 3 ms 40A with a duration of lt 10 ms Germany 16 D PH UK 35A S PH CH DK 16A D PH S 16A D PH T10A Special 1700W 10 without any utensils in the
15. no plug switch off the electricity supply at the control box When you have finished servicing an oven before you reconnect it to the mains make sure that the internal connections are correct the wires are insulated and not touching the door the cabinet or anything sharp all the earth connections are electrically and mechanically sound do not modify or anyway interfere with the safety devices built in to the oven make sure that each replacement part you use conforms to the manufacturer s specifications Do not start a repair if you have any doubt as to your ability to complete it CAUTION MICROWAVE RADIATION PERSONNEL SHOULD NOT BE EXPOSED TO THE MICROWAVE ENERGY WHICH MAY RADIATE FROM THE MAGNETRON WAVEGUIDE OR ANTENNA IF THEY ARE IMPROPERLY USED OR CONNECTED ALL INPUT AND OUT PUT MICROWAVE CONNECTIONS WAVEGUIDES FLANGES AND GASKETS MUST BE SECURE NEVER OPERATE THE DEVICE WITHOUT A MICROWAVE ENERGY ABSORBING LOAD ATTACHED NEVER LOOK INTO AN OPEN WAVEGUIDE OR ANTENNA WHILE THE DEVICE IS ENERGIZED NEVER OPERATE AN OVEN WITH CABINET OFF WITHOUT MEASURING THE MICROWAVE LEAKAGE AROUND MAGNETRON AND VISIBLE MICROWAVE CONNECTIONS WELDING JOINTS Do not operate the oven if the following conditions exist The door does not close firmly against the door support because of the door being warped or the hinges damaged The door trims or seals are damaged there is any visible damage to the ove
16. rness 484 6 4819 320 58207 Cable harness 484 7 4819 320 58208 Cable harness 484 8 4819 321 18208 Cable harness 4849 4819 321 18209 Cable harness 460052 SERVICE Model Service No Version AVM 870 stain 853887001081 8538 870 01081 te PS FaCsm mms amir Whirlpool Europe Customer Services Pos No 485 1 4852 4853 4854 485 5 485 6 4857 12 NC Code 4819 320 28015 4819 320 28016 4819 320 28017 4819 320 28018 4819 320 28019 4819 320 28021 4819 320 28022 Description from to Cable HT Cable HT Cable HT Cable HT Cable HT Cable HT Cable HT 460053 484 3 484 7 4812 714 60052 3094 di m e VER 485 5 400mm 485 7 4812 714 60053 2 on 9P9 og 14 6 OO 4 OVEN IN OF POSITION WITH DOOR CLOSED HERD ABGESCHALTET TUR GESCHLOSSEN FOUR PORTE FERME P8 end P9 SOCKET SIDE YW YELLOW GELB JAUNE WT WHITE WEISS BLANC RD RED ROT ROUGE OR ORANGE ORANGE ORANGE 1550 1060 1050 2 gp 8 og 1 1P4 POWER BOARD 1004 1 BR 198 BR BR BL 3P8 BL 1 2 114 114 I i 2 7 WT 1 I 1 1 1 1 i i 5000 po EG vn lh BL 14 5a 1 7 BR i 1 1 1 i n SP RD k 1 P 1 i i 71 1 MT i 1 1 lars 6P7 WT 1 1 1 3002 7 7 WT cy 1051 1
17. t codes are listed in the service manual 4 5 _ Buzzer Volume If the PROGRAM I button is pressed the buzzer is set to high volume If the PROGRAM 1 button is pressed again the buzzer is set to low volume 46 Key If the PROGRAM 2 button is pressed key beep is turned on If the PROGRAM 2 button is pressed again key beep is turned off 4 7 Enabling Disabling of Manual Timer If the PROGRAM 3 button is pressed the manual timer is enabled If the PROGRAM 3 button is pressed again the manual timer is disabled 4 8 tion Number Displa If the PROGRAM 5 button is pressed the option number is displayed The option number depends on the version of the oven maximum MW power and is set by diodes on the control board The available options are described in the service manual 4 9 Real Time Setting real time clock is available It can only be used however if the oven is always turned on The clock must be set every time power has been turned off If the PROGRAM 8 button is pressed colon will be displayed and the hours digits will start blinking The hours may now be set by turning the timer knob When the PROGRAM 8 button is pressed again the minutes will start blinking The minutes may now be set by turning the timer knob When the PROGRAM 8 button is pressed again the oven will display d When the stop button is pressed the oven goes to normal operating mode 4812 714 50038 4 10 Fault codes
18. vel will be set and indicated by gt ablinking LED a PROGRAM button is pressed If cooking time is displayed time and power will be stored in the selected memory Storage is confirmed by 4 short beeps the START button is pressed No action the STOP button is pressed The oven leaves programming mode and is ready for operation Diagnostic Mode When the diagnostic mode has been entered is displayed If the STOP button 15 pressed or if 30 seconds have passed without any operation the oven will go to normal operation 4 1 Total cooking time If the POWER 3 button is pressed the total cooking time is displayed The largest number of hours that can be recorded is 9999 When power is turned off these data are stored in the non volatile memory 4 2 Number of Door openings If the POWER 2 button is pressed the total number of door openings divided by ten is displayed e g 753 is displayed as 75 The largest number of door openings that can be recorded is 99999 When power is turned off these data are stored in non volatile memory 4 3 _ Number of Starts If the POWER 1 button is pressed the total number of starts divided by ten is displayed e g 753 is displayed as 75 The largest number of starts that can be recorded is 99999 When power is turned off these data are stored in the non volatile memory 4812 714 50038 4 4 Fault Codes If the DEFROST button is pressed the latest fault code is displayed The faul
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