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Page 20

SMW  O ven Service Manual

Microwave O ven Section

https://appliancetechmanuals.com

Содержание SMW 272 B

Страница 1: ...SENSOR REHEAT SENSOR COOK POWER LEVEL POP CORN TIMER CLOCK MORE LESS QUICK MIN FUNCTION KEY SERVING WEIGHT KEEP WARM TURBO DEFROST STOP RESET START CLOCK OVEN LIGHT TIMER 1 TIMER 2 COOK TIME STOP TIM...

Страница 2: ...Elements Catalyst 38 Removing the O venTemperature Sensor 40 Removing the Convection Bake Element 41 RemovingA Convection Fan Motor 42 RemovingA Halogen Lamp Holder 44 Removing the Control Panel and...

Страница 3: ...is released to the owner E A microwave leakage check to verify compliance with the Federal performance standard should be performed on each oven prior to release to the owner F O perate the oven from...

Страница 4: ...om the front The lower oven isan S oven with single S oven controls 1 Time of Day Clock and Lower O ven Display W indow 2 Touch Pads for Lower O ven 3 Microwave O ven Section 4 W arming Drawer Section...

Страница 5: ...5 6 2 Microwave Oven Section Specifications Models Power Source 120 VAC Single Phase 60 Hz Power Requirements 1420W 12 1A Output 1100W Microwave Frequency 2 450MHz Timer 30 min stage HIGH Power 5 Stag...

Страница 6: ...2 Remove the two screws holding the microwave section in the enclosure 3 Pull the microwave section out of the cabinet half way 4 Disconnect the electrical cord Top left back corner and remove the mi...

Страница 7: ...Page 5 SMW Oven Service Manual Microwave Oven Section Thermador Customer Service 5551 McFadden Ave Huntington Beach CA 92646 800 735 4328 https appliancetechmanuals com...

Страница 8: ...peration Start Pad must be pressed again to restart oven Sensor Reheat Pad Automatically reheats Three different categories Power Level Pad Manually changes Microwave power Timer Pad Counts down and s...

Страница 9: ...Page 7 SMW Oven Service Manual Microwave Oven Section https appliancetechmanuals com...

Страница 10: ...Page 8 SMW Oven Service Manual Microwave Oven Section https appliancetechmanuals com...

Страница 11: ...Page 9 SMW Oven Service Manual Microwave Oven Section https appliancetechmanuals com...

Страница 12: ...Page 10 SMW Oven Service Manual Microwave Oven Section To Use Function Pad https appliancetechmanuals com...

Страница 13: ...AMMER CIRCUIT VARISTOR POWER RELAY A RY2 POWER RELAY B RY1 LOW VOLTAGE TRANSFORMER SECONDARY LATCH SWITCH BLACK WHITE AC120V 60Hz GREEN NOTE Door is closed Unit is not operating Ground Chassis P0 P120...

Страница 14: ...Page 12 SMW Oven Service Manual Microwave Oven Section https appliancetechmanuals com...

Страница 15: ...Page 13 SMW Oven Service Manual Microwave Oven Section https appliancetechmanuals com...

Страница 16: ...Page 14 SMW Oven Service Manual Microwave Oven Section https appliancetechmanuals com...

Страница 17: ...Page 15 SMW Oven Service Manual Microwave Oven Section https appliancetechmanuals com...

Страница 18: ...Page 16 SMW Oven Service Manual Microwave Oven Section DISASSEMBLY AND PARTS REPLACEMENT PROCEDURE https appliancetechmanuals com...

Страница 19: ...Page 17 SMW Oven Service Manual Microwave Oven Section https appliancetechmanuals com...

Страница 20: ...Page 18 SMW Oven Service Manual Microwave Oven Section https appliancetechmanuals com...

Страница 21: ...Page 19 SMW Oven Service Manual Microwave Oven Section https appliancetechmanuals com...

Страница 22: ...Page 20 SMW Oven Service Manual Microwave Oven Section https appliancetechmanuals com...

Страница 23: ...Page 21 SMW Oven Service Manual Microwave Oven Section https appliancetechmanuals com...

Страница 24: ...Page 22 SMW Oven Service Manual Microwave Oven Section https appliancetechmanuals com...

Страница 25: ...Page 23 SMW Oven Service Manual Microwave Oven Section Page 19 https appliancetechmanuals com...

Страница 26: ...Page 24 SMW Oven Service Manual Microwave Oven Section https appliancetechmanuals com...

Страница 27: ...Page 25 SMW Oven Service Manual Microwave Oven Section https appliancetechmanuals com...

Страница 28: ...Page 26 SMW Oven Service Manual Microwave Oven Section https appliancetechmanuals com...

Страница 29: ...Page 27 SMW Oven Service Manual Microwave Oven Section https appliancetechmanuals com...

Страница 30: ...Page 28 SMW Oven Service Manual Microwave Oven Section https appliancetechmanuals com...

Страница 31: ...Page 29 SMW Oven Service Manual Microwave Oven Section https appliancetechmanuals com...

Страница 32: ...Page 30 SMW Oven Service Manual Microwave Oven Section Notes https appliancetechmanuals com...

Страница 33: ...Page 31 SMW Oven Service Manual W arming Drawer Section Warming Drawer Section https appliancetechmanuals com...

Страница 34: ...ght side Release Lever Firmly pull the drawer outward until each Drawer Rail pulls free from each Inner Cabinet Slide Retract To replace the drawer Be sure Cabinet Rails are pushed inside cabinet Alig...

Страница 35: ...in back of the liner b Disconnect the wires from the bake element c Connect wires to the new element 3 To replace liner slides a Remove two screws holding slides n liner b Reinstall new slides into li...

Страница 36: ...Page 34 SMW Oven Service Manual W arming Drawer Section Warming Drawer W iring Diagram Figure 5 https appliancetechmanuals com...

Страница 37: ...OWER LEVEL POP CORN TIMER CLOCK MORE LESS QUICK MIN FUNCTION KEY SERVING WEIGHT KEEP WARM TURBO DEFROST STOP RESET START CLOCK OVEN LIGHT TIMER 1 TIMER 2 COOK TIME STOP TIME BAKE SELF CLEAN OFF BROIL...

Страница 38: ...onal property WARNING This symbol alerts you to such dangers as personal injury burns fire and electrical shock SYMBOLSYOU W ILL SEE IN THE MANUAL TH ERMAD O R ASSUMES N O RESPO N SIBILITY FO R AN Y R...

Страница 39: ...CLOCK OVEN LIGHT TIMER 1 TIMER 2 COOK TIME STOP TIME BAKE SELF CLEAN OFF BROIL CONVECTION CONVECTION ROAST 1 3 0 9 8 7 4 5 6 2 Oven Control Panel located above M icrowave Section 1 3 2 1 2 3 Display W...

Страница 40: ...e the screwsfrom the broil element brackets on the rear of the oven liner and the screwsfrom the two top front brack ets of the element Then remove the four screws from the shield lower the broil el e...

Страница 41: ...Section BACK OF LINER Bake Element Bracket Screws BACK OF LINER Broil Element 2 Top Front Mounting Screws Bracket Screws Bake Element Bracket Connectors Broil Element Brackets Figure 7 Figure 6 Figure...

Страница 42: ...wire connectors are through the open ing 5 Cut the inline splicesfrom the oven tempera ture sensor and main harness wires 6 Connect the wires from the new oven tem perature sensor to the main harness...

Страница 43: ...bake element bracket and the screw from the bot tom support and pull the element forward then disconnect the wiresfrom the terminals 7 Install the new convection bake element and connect the wires to...

Страница 44: ...pan and remove the pan 9 Remove the motor screws from the bracket and remove the motor from the bracket 10 Disconnect the two wires from the fan mo tor terminals 11 Connect the brown wire 45 to the ri...

Страница 45: ...Oven Liner Fan Motor White Wire 44 Fan Motor Screws Pan E Ring Flat Washer Hex Nut Left Rotating Thread Bracket with Insulation Convection Blade Brown Wire 45 Top Screw Top Screw Bottom Screws Convect...

Страница 46: ...you pry the lamp holder out of the cut out 6 Cut the plug off the new lamp holder 7 Connect the cut wiresto the new lamp holder with two red inline splices After you connect the wires pull on them to...

Страница 47: ...Page 45 SMW Oven Service Manual Lower Oven Section Figure 12 Halogen Lamp Lamp Cover Lamp Holder https appliancetechmanuals com...

Страница 48: ...it board pins see inset 2 d Unplugthe 4 wire connector from the cir cuit board connector see inset 3 4 To remove the display head see inset 4 a Remove the three screws from the plastic frame and pull...

Страница 49: ...TOR BOARD CONNECTOR CIRCUIT BOARD 4 WIRE CONNECTOR PULL FORWARD AND UNSNAP THIS POST PULL FORWARD AND UNSNAP THIS POST 88 88 888 888 DELAY STOP START TIMER TIMED U L OVEN COOK 1 2 CONV CLEAN LOCK BAKE...

Страница 50: ...o that the flange on the left side clearsthe bracket and then pull it forward asfar asthe wires will allow c Remove the wires from the switch con nectorsand the motor wiresfrom the main harness d To r...

Страница 51: ...k Switch SCREWS OVEN DOOR LATCH SCREWS UPPER AIR VENT GRILLE AIR VENT GRILLE AIR VENT GRILLE SCREWS Hex Head Screw Hex Head Screw Bracket Slide Latch Flange From Under Bracket Hi Temp Cutout Reset But...

Страница 52: ...6 below and Figure 17 on the next page for the following steps 1 Turn off the electrical power to the oven 2 O pen the upper oven door 3 Remove the control panel and display head from the oven see Pag...

Страница 53: ...L L2 COOL DRLK J7 J2 J10 J9 L1 Blk 18 Connector J1 Connector J5 DLB Blu 41 Yel 13 Org 14 L1 Blk 104 Connector J8 Connector J9 Connector J2 Connector J7 Connector J10 N Wht 20 N Wht 19 L2 2 Red 21 22 O...

Страница 54: ...the air switch bracket assembly forward so you can access the switches see inset 2 5 To remove an air switch from the bracket remove the two screwsfrom the switch body and disconnect the wires from th...

Страница 55: ...er Oven Section Side View Bottom Trim Screw Mounting Screws AIR SWITCH Mounting Screws Bracket Bottom Trim Mounting Screws Air Switch Bracket Lower Oven Air Switch Flange Inset 1 Inset 2 Inset 3 Figur...

Страница 56: ...vicing thisunit 3 To remove the lower blower see Fig ure 20 a Remove the oven from the wall b Remove the rear panel from the oven c Remove the four bracket screws 1 2 6 7 from the back of the oven d R...

Страница 57: ...55 SMW Oven Service Manual Lower Oven Section Blower Wire 24 To Upper Blower Motor Blower Bracket Blower Wire 23 To Upper Blower Motor 1 2 3 4 5 6 7 Lower Blower Figure 20 https appliancetechmanuals...

Страница 58: ...onnect the wires from the relay terminals b Install the new oven stalled fan relay with the terminalspositioned asshown and re connect the wiring Upper Yel 102 Lower Org 112 Upper Wht 103 Lower Wht 11...

Страница 59: ...sition UpTo Remove Door Position Down To Close Door Hinge Latch Figure 23 3 To remove the door a Grasp the door by the sides toward the back and raise the front of the door sev eral inches there will...

Страница 60: ...d into place 6 Usingthe eraser end of apencil push the ends of the gasket fully into the holes in the oven door 7 Check the entire gasket to make sure that all of the clips are properly inserted and t...

Страница 61: ...the or der of removal W hen you work on the oven be careful when handling the sheet metal parts There are sharp edges present and you can cut yourself if you are not careful CAUTION Door Handle Door G...

Страница 62: ...front sides of the oven can 6 Pull the oven can forward and remove it Convection Mtg Bracket Cover Thermal Sensor Catalyst Halogen Lamp Reflector Convection Motor Assembly Broil Element Convection Baf...

Страница 63: ...ty when it is activated 5 If the readings are not correct remove and replace the switch WARNING TROUBLESHOOTING TO AVOID ELECTRICAL SHOCK DISCONNECT THE POW ER TO THE APPLIANCE BEFORE SERVICING FORTHO...

Страница 64: ...ove and replace the convection fan motor THE LAMPTRANSFORMER Refer to Pages 56 to access the lamp transformer 1 W ith no power applied remove the wires from the terminals of the lamp transformer 2 Set...

Страница 65: ...with the switch in its normal position and continuity when it is activated 5 If the reading is not correct remove and replace the switch To test the door latch motor windings 1 W ithno power applied d...

Страница 66: ...e the bake element THE CONVECTION BAKE ELEMENT Refer to Page 41 to access the convection bake element 1 W ith no power applied remove the wires from the terminals of the convection bake element 2 Set...

Страница 67: ...yheadconnector J 3 see the illustration The number four 4 trace is not used O ne end of the ribbon connector has an indexed edge so that it can be inserted into the touch control board socket P1 only...

Страница 68: ...4 3 2 1 J5 Upper Oven Door Latch Switch N O N O N O Door Switch Lock Switch Unlock Switch Not Used NOTE The 2 pin is missing to avoid miswiring connectors J5 and J8 CONNECTOR J 7 5 6 7 8 4 3 2 1 J7 Up...

Страница 69: ...h Switch N O N O N O Door Switch Lock Switch Unlock Switch Not Used CONNECTOR J 8 NOTE The 4 pin is missing to avoid miswiring connectors J 5 and J 8 CONNECTORS J 9 J 10 3 2 1 J9 Lower Oven Sensor Not...

Страница 70: ...7 O ven Lights K8 L1 Relay K9 O ven Door Latch IMPORTANT NOTE Repack the old boardsin the antistatic bagsbefore returning them to a partsdistributor CAUTION The Oven Relay Boardsare subject to failure...

Страница 71: ...n Service Manual Lower Oven Section Oven Relay Board Matrix K1 Bake K2 Broil K3 Convect Element K4 Convect Motor K5 None K6 Fans K7 Both Oven Lights K8 L1 K9 Oven Door Latch Relay Item https appliance...

Страница 72: ...rvisor is disabled single upper oven Intermittent single upper oven temperature sensor or bad main relay board Replace single upper oven temperature sen sor If control still dis plays F5 replace main...

Страница 73: ...er con nections to the oven relay boards and the display head Check all communication connec tions to the oven relay boards and the display head Fr F FF Bad analog to digital A D converter Cause Inval...

Страница 74: ...he replacement Touch Control Board and the DisplayHeadare packagedinantistaticbags W hen removingthe boardsfrom their bags handle them as follows Touch Control Board Handle the TouchControl Board only...

Страница 75: ...s close oven lights and cooling fans turn on If the upper oven element supervisor is not active a four digit EEPRO M CRC checksum is displayed in the blue digits If the CRC is incorrect 4 F s will be...

Страница 76: ...at that locationwill not be used The touch pads operate as follows 1 Anelectromagneticfield surroundseachtouchpad so that when the glass over a pad is touched the field is disturbed 2 The disturbance...

Страница 77: ...oil Elements Bake Relay K1 and Broil Relay K2 alternately open and close and connect the L2 120 volt line to the Bake and Broil elements N O TE The Bake Element is on for 51 seconds and draws 11 amper...

Страница 78: ...ready activated The L1 Relay connects L1 line voltage to the Broil Element Broil Relay K2 closes and connects the L2 120 volt line to the Broil element N O TE The Broil Element is on for 60 seconds an...

Страница 79: ...lement ConvectionRelayK3 closesand connectsthe L2 120 volt line to the Convectionelement N O TE The Convection Element ison for 60 seconds and draws11 amperesduringeach 1 minute cycle Convection Motor...

Страница 80: ...n Relay K6 closes and turns the Cooling Fan on Cooling Fan air flow closes the Air Switch and activates the Stalled Fan Relay The Stalled Fan Relay contacts close and supply L1 to one side of Relay K8...

Страница 81: ...nute cycle Convection Motor Relay K4 closes and activates the Convection Motor After the Convection Roast Preheat temperature has been reached Relays K2 and K3 cycle off open W hen the thermostat cycl...

Страница 82: ...ltage to the Broil Element Broil Relay K2 closes and connects the L2 120 volt line to the Broil element N O TE The Broil Element is on for 60 seconds and draws 15 amperes during each 1 minute cycle It...

Страница 83: ...ement ison for 15 seconds and draws11 amperesduringeach 1 minute cycle After Self Clean Preheat Relay K2 cyclesoff via the thermostat W hen the thermostat cyclesback on to maintainthe 850 Fself cleant...

Страница 84: ...Thermador Customer Support Call Center 5551 McFadden Avenue Huntington Beach CA 92649 800 735 4328 ECO 12436 94 30 008A 2000 Thermador Litho U S A 2 00 https appliancetechmanuals com...

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