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Wiring Diagrams and Schematics

!

WARNING

To avoid risk of electrical shock, personal injury, or death, disconnect power to oven and discharge capacitor
before servicing, unless testing requires power.

RS2220001   Rev. 3

55

RC22

P1198614M

DQ22HS

P1198617M

MC22MP

P1198703M

MC22MPT

P1198704M

MC22MPT2

P1198705M

RC27

P1198618M

KFC1

P1198622M

Содержание DQ22HS

Страница 1: ...01M RC17 P1191104M RC17 P1198601M RC17 P1198612M RC17SD P1198623M RC20A P1198603M RC20A P1191103M RC22 P1107909M RC22 P1198604M RC22 P1198614M RC22LW P1198610M RC22LW P1198611M RC22MP P1107902M RC22MPS P1107906M RC22S P1198605M RC27 P1198608M RC27 P1198618M WDYRC P1198621M RS2220001 Revision 3 November 2000 This manual is to be used by qualified appliance technicians only Amana does not assume any...

Страница 2: ...elease to the consumer WIRING Good service practice is to never route wiring over terminals and or sharp edges This applies to any wiring without regard to the circuit voltage Wire insulation material and thickness is designed and regulated for electrical spacing purpose only but cannot always be relied upon because of possible cuts and or abrasions which can occur during servicing IMPORTANT PRODU...

Страница 3: ...ramming Multiple Stages 13 Specialized Programs QTY Quantity RC16 RC17 RC20 RC22 RC27 14 LMT Limit All Models 14 Programming PAUS 15 Using PAUS Function 15 Option Programs All Models Except WDYRC 15 WDYRC Operating Instructions 16 Component Testing Procedures 17 Display Diagnostics Service Codes 21 S1 Watchdog Membrane Touch Panel 22 HOT Magnetron Overheating 22 CS Current Sense 22 PCE1 Checksum 2...

Страница 4: ...procedures If performing service on your own product assume responsibility for any personal injury or property damage which may result To locate an authorized servicer please consult your telephone book or the dealer from whom you purchased this product For further assistance please contact 1 800 628 5782 first if no answer contact the following number CONSUMER AFFAIRS DEPT OR 1 319 622 5511or 1 8...

Страница 5: ...arge in these capacitors and the discharge could cause a reflex action which could make you injure yourself 7 In the area of the transformer capacitor diode and magnetron there is HIGH VOLTAGE When the unit is operating keep this area clean and free of anything which could possibly cause an arc or ground etc 8 Do not for any reason defeat interlock switches there is no valid reason for this action...

Страница 6: ...he door 4mW cm2 or less 1 Pour 275 15 cc 9 oz 1 2 oz of 20 5 C 68 9 F water in a beaker which is graduated to 600 cc and place the beaker in the center of oven 2 Set the radiation monitor to 2450 MHz and use it following the manufacturer s recommended test procedure to assure correct results 3 While measuring the leakage always use the two inch 5 cm spacer supplied with the probe 4 Press the START...

Страница 7: ...R 0 3 6 R 0 2 6 g u l P P 0 2 6 P 0 2 6 P 0 2 6 P 0 2 6 P 0 3 6 P 0 2 6 t u p t u O r e w o P t u p t u O r e w o P t u p t u O r e w o P t u p t u O r e w o P t u p t u O r e w o P 5 0 7 C E I y g r e n e e v a w o r c i m l a n i m o N s t t a w 0 0 6 1 s t t a w 0 0 7 1 s t t a w 0 0 0 2 s t t a w 0 0 2 2 s t t a w 0 5 0 2 s t t a w 0 0 7 2 s t t a w 0 0 0 2 y c n e u q e r F g n i t a r e p O ...

Страница 8: ...filter with mild detergent diluted in warm water Rinse and dry thoroughly 3 Replace filter by reversing step 1 Splatter Shield Splatter shield keeps top of oven and antenna from getting dirty Remove soil from shield with damp cloth NOTE When removing and replacing splatter shield be careful not to bend antenna 1 Unplug oven before removing splatter shield to stop antenna from rotating 2 Remove shi...

Страница 9: ...voltage to various components Grease Shield Covers and protects the top antennas DANGER To avoid severe personal injury or death avoid contacting any high voltage parts The capacitors are at high voltage 4000 volt potential and it is extremely important that they be grounded before handling Transformers Two or three high voltage transformers are used in the unit Each supplies high voltage A C for ...

Страница 10: ...C1 MENU 1 MENU 2 MENU 3 or MENU 4 DQ22 MC22 Use for independent cooking programs For example MENU 1 could be breakfast items MENU 2 lunch items MENU 3 dinner item and MENU 4 desserts Numbers 1 0 Selects the desired menu item and quantity program for preset programs Numbers are also used to enter cooking times during programming mode Press directly on digit to activate number pads ADD Use to make a...

Страница 11: ... food in oven Display shows door Oven fan and light operate 2 Close oven door Display shows MENU and ITEM flashing Press desired menu pad if different than display 3 Press TIME ENTRY pad Display shows 0000 4 Press numbers to enter desired cooking time NOTE Change power level by following procedure in steps 5 6 If 100 percent power is desired proceed to step 7 5 Press POWER LEVEL pad Display shows ...

Страница 12: ...nal sounds EOC displays 7 Open oven door and remove food Variable Time Entry 1 Open oven door and place food in oven Display shows door Oven fan and light operate 2 Close oven door Display shows active menu and ITEM 3 Press TIME ENTRY pad Display shows 0000 4 Press numbers to enter desired cooking time Change power level by following procedure in steps 5 6 If 100 percent power is desired proceed t...

Страница 13: ...rogram time and power level for stage 1 display STG stage indicator and stage numbers with nonzero times also light up if multiple stages exist NOTE If quantity selected is not within quantity limit signal sounds Repeat step 5 7 Press numbers to enter desired cooking time 8 Press POWER LEVEL COOK LEVEL indicator and current power level display 9 Press numbers to enter power level if power level ot...

Страница 14: ...ximum time Display will then reset to 0000 LMT does not affect time entry operation PAUS Pause All Models Used to stop microwave power halfway through the cooking cycle as a reminder to manipulate food Programming PAUS 1 Open oven door 2 Press pad 1 for five seconds to enter programming mode 3 Press the desired menu pad exp MENU1 4 Press the desired number pad needing reprogrammed exp pad number 1...

Страница 15: ...0 On OP 31 End of cycle signal volume Loud OP 40 Medium OP 41 User time limit Off OP 50 On OP 51 AS SHIPPED FROM FACTORY Option Progams All Models Except WDYRC MENU 2 MENU 1 DELETE STATUS PAUSE ADD Hidden Enable QUANTITY DQ MC Models RC Models 3 Press hidden enable pad NOTE Display will indicate option code Example OP 11 4 Press START pad to view active option codes 5 Press STATUS pad to change op...

Страница 16: ...is operational Interrupting Operation Open oven door to interrupt operation Oven fan continues to operate Close door and press RESTART pad to resume oven operation Canceling Mistakes If oven door is open and time shows in display close oven door and press RESTART pad to resume heating cycle or a START to begin new heating cycle If heating cycle is paused and not restarted remaining time clears in ...

Страница 17: ...removed Infinite Ω Approximately 40 Ω or more Infinite Ω Infinite Ω Capacitor Discharge Capacitors Remove wires from capacitor terminals and connect ohmmeter set on highest resistance scale to terminals Also check between each terminal and capacitor case Between Terminals Meter should momentarily deflect towards zero then return to over 5 MΩ IF no deflection occurs or if continuous deflection occu...

Страница 18: ...stance from Terminal 2 to terminal 3 Terminal 4 to terminal 5 Terminal 7 to terminal 8 With door closed measure resistance from Terminal 2 to terminal 3 Terminal 4 to terminal 5 Terminal 7 to terminal 8 Infinite Ω Infinite Ω Indicates continuity Indicates continuity Indicates continuity Infinite Ω For larger illustration see page 33 in Disassembly Procedures Interlock switch Type 2 Disconnect wire...

Страница 19: ...und J2 Pin 6 J2 Pin7 blue to ground J6 Pin 6 orange to Pin 1 white J6 Pin 5 yellow to Pin 1 white J6 Pin 1 white to Pin 3 red 27 VDC Ground 18 VDC 230 volts output to blower and antenna motors when line voltage is 230 V 208 volts output to auto transformer for blower and antenna motors when line voltage is 208 V Line voltage 1 1 1 J1 J2 J3 J4 J5 1 1 Low voltage board J3 connector is for side keypa...

Страница 20: ... facing the front 1 Identify ribbon traces of the unit for selected keypad using chart 2 Resistance between selected traces 0 ohms 3 Pressing keypad Ribbon Cable resistance between selected traces is less than 60 ohms L V Board Split 1 1 1 J1 J2 J3 J4 J5 1 1 1 1 1 J1 J2 J3 J4 J5 1 1 Split WDYRC Top Keypad J4 Place split in ribbon cable to Switch Ribbon Trace Ribbon Trace Switch Ribbon Trace Ribbon...

Страница 21: ... troubleshooting be cautious of possible electrical hazard Service Codes During operation the display may show the following service codes NOTE 1 Always unplug the oven for one minute Replug oven in and check for error codes 2 Check oven for proper operation Display Diagnostics e c i v r e S e c i v r e S e c i v r e S e c i v r e S e c i v r e S s e d o C n o i t a n a l p x E n o i t a n a l p x...

Страница 22: ...c S1 Watchdog Membrane Touch Panel Watchdog circuit verifies touch panel entry Possible Causes 1 Shorted top touch panel 2 Shorted side touch panel Testing 1 Disconnect power from oven 2 Disconnect one touch panel ribbon cable from the L V circuit board 3 Plug oven in open and close door to activate oven 4 Wait approximately 60 seconds If S1 does not appear in display replace the disconnected touc...

Страница 23: ...ble between low voltage board and extended memory board 3 Inoperative high voltage board 4 Inoperative low voltage board 5 Inoperative extended memory board PCE6 Communication Failure NOTE Before scheduling service for this complaint instruct customer to unplug oven for one minute reconnect and retest If unit operates properly no further service is required If this error code does not disappear po...

Страница 24: ...e closed 1 Press pad 1 to activate H V System 1 The triac drive will be activated after a minimum of 100 milliseconds A 62 seconds full power cook cycle will begin for the selected H V system Display with H V System 1 Activated 2 Press pad 1 again to de activate H V System 1 3 Press pad 2 to activate H V System 2 4 Press pad 2 again to de activate H V System 2 5 Press pad 3 to activate H V System ...

Страница 25: ...eadings will vary MENU1 MENU2 H V System 1 2 MENU1 MENU3 H V System 1 3 MENU1 MENU2 MENU3 H V System 1 2 3 Door Cycles and Magnetron Hours Press TIME ENTRY pad once for door cycles NOTE Door cycle counter advances one number for every 100 door cycles Example Display reads 156 x 100 15 600 Actual door cycles Press TIME ENTRY pad again for H V section 1 hours Press TIME ENTRY pad again for H V secti...

Страница 26: ...n shelf and heat the water for 33 seconds for units more than 1550 Watts cooking power or 63 seconds for units less than 1550 Watts cooking power NOTE Use a watch second hand not the oven timer 4 Stir the water measure and record the temperature of the water after heating time is complete 5 Subtract the starting water temperature Step 2 from the ending water temperature Step 4 to obtain the tem pe...

Страница 27: ...n oven fuse check interlock switch module operation monitor test Inoperative cavity thermal cut out Inoperative low voltage circuit board Inoperative high voltage circuit board Broken or improper wire connections 1 2 3 4 5 6 No Error Code Appears No Refer to Display Diagnostics page 21 Yes Inoperative interlock switch module contacts 4 5 Inoperative high voltage circuit board Inoperative extended ...

Страница 28: ...s on optional Antenna motors operate Inoperative autotransformer Binding or inoperative antenna motor s Binding or inoperative blower motor Broken or improper wire connections 1 2 3 4 Yes Yes No No Blower motor operates Stand by Condition normal proceed to Cook Condition Yes Yes No ...

Страница 29: ...hermal cutouts Inoperative capacitors Inoperative high voltage board Inoperative high voltage transformers Broken or improper wire connections 1 2 3 4 5 6 NO Place a cup of water in oven and close door Flashing Yes Error code appears after about 8 seconds Refer to Display Diagnostics Display starts counting down Inoperative low voltage board Inoperative interlock switch module Broken or improper w...

Страница 30: ...n above Outer Door y Outer Door Assembly The outer door assembly consists of the outer door outer window and lens retainer These components are available only as a complete assembly Inner Door Ring Assembly 1 Remove latch handle 2 Remove outer door assembly 3 Remove 5 hinge screws securing inner door ring assembly Inner Door Ring Assembly The door ring assembly consists of the inner door ring the ...

Страница 31: ... shield by placing thumbs in front of shield Press firmly toward back and carefully lower front of shield away from antenna Pull shield forward out of back slots and out of oven 3 Replace grease shield by fitting tabs into slots at top of oven back Lift and press front of shield until shield snaps into place Outer Case 1 Remove screws in side and back 2 Slide outer case back and lift off Top Keypa...

Страница 32: ...a NOTE Nylon washers must be installed below gears Top Antenna Motor 1 Remove outer case 2 Remove three antenna gears 3 Disconnect motor wiring 4 Remove three stirrer motor bracket mounting rivets The motor and bracket are replaced as one part NOTE Gears are aligned by aligning the arrows to the dots on gears Antenna Matching Antenna Motor Rivet Standard Antenna Early Production Antenna Motor Rive...

Страница 33: ... and tighten bottom screw 4 The door will remain latched when proper adjustment is made 7 8 2 4 3 5 Type 3 Top Rear Magnetron 1 Removing outer case 2 Remove top right air baffle by removing mounting screw 3 Remove wires from thermal protectors and magnetron 4 Remove center air baffle by removing two mounting screws located in top of the oven do not attempt to remove air baffle at this time 5 Remov...

Страница 34: ...all bottom access cover 6 Connect wiring to magnetron and magnetron thermal protectors 7 When replacing the magnetron verify the wire mesh gasket is reinstalled 8 Install outer case Magnetron and Control Thermal Protectors TCO 1 Remove outer case 2 Remove wiring from selected thermal protector 3 Remove 1 8 allen screw phillips screw used to mount thermal protectors Bottom Access Panel 1 Place oven...

Страница 35: ...for bottom magnetron Triacs Back for top front magnetron Middle for top rear magnetron Front for bottom magnetron Autotransformer H V circuit board Fuses Blower Wheel and Motor 1 Remove outer case 2 Remove back panel 3 Remove auto transformer 4 Remove wiring to blower motor 5 Remove the one blower assembly mounting screw located under the support brace and remove assembly 6 Remove three mounting s...

Страница 36: ...avity TCO Current Sense Loop High Voltage Board High Voltage Board Mounting Clips 4 Disconnect seven mounting clips by pushing clips away from the board Cavity Thermal Protector TCO 1 Removing inner side panel by removing four mounting screws 2 Remove thermal protector mounting screw protective covering inside of cavity must be held 3 Disconnect wiring Power Cord 1 Remove outer case assembly 2 Dis...

Страница 37: ...r Baffle Center Left Air Baffle Left Air Baffle Center Right Air Baffle Magnetron TCO Bottom Air Duct Middle Baffle Control TCO Control TCO Magnetron TCO Three Magnetron Model Side View Top Rear Magnetron Bottom Magnetron Interlock Switch Assembly Top Right Air Baffle Center Left Air Baffle Center Right Air Baffle Magnetron TCO Bottom Air Duct Middle Baffle Control TCO Control TCO Magnetron TCO Tw...

Страница 38: ... avoid the risk of electrical shock personal injury or death disconnect power to oven and discharge capacitors before following any disassembly procedure Wave Guide Antenna Gear Antenna Motor Under Bracket Bottom View Alternate Diode Location ...

Страница 39: ... WARNING To avoid risk of electrical shock personal injury or death disconnect power to oven and discharge capacitor before servicing unless testing requires power RS2220001 Rev 3 39 RC22 P1107909M RC22MP P1107902M RC22MPS P1107906M ...

Страница 40: ... WARNING To avoid risk of electrical shock personal injury or death disconnect power to oven and discharge capacitor before servicing unless testing requires power RS2220001 Rev 3 40 RC22 P1107909M RC22MP P1107902M RC22MPS P1107906M ...

Страница 41: ...hematics WARNING To avoid risk of electrical shock personal injury or death disconnect power to oven and discharge capacitor before servicing unless testing requires power RS2220001 Rev 3 41 DQ22HS P1107908M MC22MP P1107904M ...

Страница 42: ...hematics WARNING To avoid risk of electrical shock personal injury or death disconnect power to oven and discharge capacitor before servicing unless testing requires power RS2220001 Rev 3 42 DQ22HS P1107908M MC22MP P1107904M ...

Страница 43: ...chematics WARNING To avoid risk of electrical shock personal injury or death disconnect power to oven and discharge capacitor before servicing unless testing requires power RS2220001 Rev 3 43 RC16MP P1191101M RC17 P1191104M ...

Страница 44: ...chematics WARNING To avoid risk of electrical shock personal injury or death disconnect power to oven and discharge capacitor before servicing unless testing requires power RS2220001 Rev 3 44 RC16MP P1191101M RC17 P1191104M ...

Страница 45: ... To avoid risk of electrical shock personal injury or death disconnect power to oven and discharge capacitor before servicing unless testing requires power RS2220001 Rev 3 45 RC22 P1198604M RC22S P1198605M RC22LW P1198610M RC22LW P1198611M ...

Страница 46: ... To avoid risk of electrical shock personal injury or death disconnect power to oven and discharge capacitor before servicing unless testing requires power RS2220001 Rev 3 46 RC22 P1198604M RC22S P1198605M RC22LW P1198610M RC22LW P1198611M ...

Страница 47: ...chematics WARNING To avoid risk of electrical shock personal injury or death disconnect power to oven and discharge capacitor before servicing unless testing requires power RS2220001 Rev 3 47 RC17 P1198601M RC20A P1191103M ...

Страница 48: ...chematics WARNING To avoid risk of electrical shock personal injury or death disconnect power to oven and discharge capacitor before servicing unless testing requires power RS2220001 Rev 3 48 RC17 P1198601M RC20A P1191103M ...

Страница 49: ...WARNING To avoid risk of electrical shock personal injury or death disconnect power to oven and discharge capacitor before servicing unless testing requires power RS2220001 Rev 3 49 DQ22HS P1198607M MC22MP P1198701M MC22MPT P1198702M ...

Страница 50: ...WARNING To avoid risk of electrical shock personal injury or death disconnect power to oven and discharge capacitor before servicing unless testing requires power RS2220001 Rev 3 50 DQ22HS P1198607M MC22MP P1198701M MC22MPT P1198702M ...

Страница 51: ...ms and Schematics WARNING To avoid risk of electrical shock personal injury or death disconnect power to oven and discharge capacitor before servicing unless testing requires power RS2220001 Rev 3 51 RC27 P1198608M ...

Страница 52: ...ms and Schematics WARNING To avoid risk of electrical shock personal injury or death disconnect power to oven and discharge capacitor before servicing unless testing requires power RS2220001 Rev 3 52 RC27 P1198608M ...

Страница 53: ...chematics WARNING To avoid risk of electrical shock personal injury or death disconnect power to oven and discharge capacitor before servicing unless testing requires power RS2220001 Rev 3 53 RC17 P1198612M RC17SD P1198623M ...

Страница 54: ...chematics WARNING To avoid risk of electrical shock personal injury or death disconnect power to oven and discharge capacitor before servicing unless testing requires power RS2220001 Rev 3 54 RC17 P1198612M RC17SD P1198623M ...

Страница 55: ...cal shock personal injury or death disconnect power to oven and discharge capacitor before servicing unless testing requires power RS2220001 Rev 3 55 RC22 P1198614M DQ22HS P1198617M MC22MP P1198703M MC22MPT P1198704M MC22MPT2 P1198705M RC27 P1198618M KFC1 P1198622M ...

Страница 56: ...cal shock personal injury or death disconnect power to oven and discharge capacitor before servicing unless testing requires power RS2220001 Rev 3 56 RC22 P1198614M DQ22HS P1198617M MC22MP P1198703M MC22MPT P1198704M MC22MPT2 P1198705M RC27 P1198618M KFC1 P1198622M ...

Страница 57: ...d Schematics WARNING To avoid risk of electrical shock personal injury or death disconnect power to oven and discharge capacitor before servicing unless testing requires power RS2220001 Rev 3 57 12451002 WDYRC P1198621M ...

Страница 58: ...cs WARNING To avoid risk of electrical shock personal injury or death disconnect power to oven and discharge capacitor before servicing unless testing requires power RS2220001 Rev 3 58 12451002 DANGER HIGH VOLTAGE WDYRC P1198621M ...

Страница 59: ... risk of electrical shock personal injury or death disconnect power to oven and discharge capacitor before servicing unless testing requires power RS2220001 Rev 3 59 12495902 DANGER HIGH VOLTAGE MC22MP P1198706M MC22MPT P1198707M MC22MPT2 P1198708M ...

Страница 60: ...Y J1 7 J1 6 J6 3 L1 BLOWER MOTOR ANTENNA MOTOR BOTTOM COM J6 1 E1 J6 5 J6 6 CURRENT SENSING COIL J5 4 J5 1 J5 2 J1 1 GND 1 G 2 1 G 2 1 G 2 L2 LINE FILTER L1 L2 HI VOLT BOARD SELF RESETTING CONTROL TCOS 3 230 2 220 3 230 2 220 F MAGNETRON 2 TOP REAR RECTIFIER F RECTIFIER RECTIFIER CAPACITOR RESISTOR CAPACITOR RESISTOR CAPACITOR RESISTOR 230V 50Hz 3 WIRE AUTO TRANSFORMER HI VOLT BOARD 240 220 INTERL...

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