1KB-3401LSKB-3401LKKB-3401LWThis is a supplemental Service Manual and is quite similar to the base models KB-3300JS/JK/JW; (S74R243KB330J). This suppl
10KB-3401LSKB-3401LKKB-3401LW208/240 VOLT CONNECTI ON INSTRUCTIONSThe rangecan be set for208Vor 2 40V. The voltagesettingfor yourrange is pre-set at 2
11KB-3401LSKB-3401LKKB-3401LW3Make sure all connections are tightened securely and replacethe rear access cover. Se e Figure 7.GROUNDING INSTRUCTIONS-
12KB-3401LSKB-3401LKKB-3401LW2 DRILL PILOT HOLES AND FASTEN BRACKETDrill a1/8-inch pilot hole where screws are to be located. If bracketis to be moun
13KB-3401LSKB-3401LKKB-3401LWKB-3401LSHI HILOMED MEDLOSMALL LARGEOFFCooktopHILOMEDOFFHILOMEDOFFHILOMEDOFFCooktopGLASS CERAMIC COOKTOPKEY GLASSMICROWAV
14KB-3401LSKB-3401LKKB-3401LWSchematic-Off ConditionCOOK TOPNOTES:1. Circuits / wire colors are subject to change without notice.2. Terminal that is
15KB-3401LSKB-3401LKKB-3401LWCOOK TOP SCHEMATIC (DETAIL)L2NNL1L22INSIDEOUTSIDECONTROLRIGHT FRONTSURFACEELEMENT44aS2S1P2P1H2 /22a1a2P1 / 4CONTROLH1 /4
16KB-3401LSKB-3401LKKB-3401LWMICROWAVE DRAWER SCHEMATIC (DETAIL)SMOLFMB1B3RY1RY2RY5HUMIDITYSENSORNOISE SUPRESSION COILRESISTOR 470 kohm 1/2WLINE CROSS
17KB-3401LSKB-3401LKKB-3401LWRANGE SCHEMATIC (DETAIL)FMCLOSS FLOWFAN MOTOROLOVEN LAMPCONV. HEATERTOP HEATERLMDOOR LOCKMOTORN.O.N.O.COM.COM.RY7RY4RY10R
18KB-3401LSKB-3401LKKB-3401LWTOUCH CONTROL PANEL ASSEMBLYOUTLINE OF TOUCH CONTROL PANELThe touch control section consists of the following units.(1) K
19KB-3401LSKB-3401LKKB-3401LW 1 AN5 IN Temperature measurement input: OVEN THERMISTOR. By inputting DC voltage corresponding to the tempera
2KB-3401LSKB-3401LKKB-3401LWPRECAUTIONS TO BE OBSERVED BEFORE AND DUR-ING SERVICING TO AVOID POSSIBLE EXPOSURE TO EXCESSIVE MICROWAVE ENERGY(a) Do no
20KB-3401LSKB-3401LKKB-3401LW 23 P30 OUT Signal to reset LSI. Signal is output to reset IC-2, IC-3 and IC-4. 24 - 27 COM3 - COM0 OUT Ter
21KB-3401LSKB-3401LKKB-3401LW Pin No. Signal I/O Description the signals holds “H” level during microwave cook-ing and “L” level while not
22KB-3401LSKB-3401LKKB-3401LWPRECAUTIONS FOR USING LEAD-FREE SOLDER1. Employing lead-free solder The "Main PWB" of this model employs lead
23KB-3401LSKB-3401LKKB-3401LWControlKnobsRetainersGlass Key DecoIndicator LampsLensGND Deco ScrewOVEN / MICROWAVE DRAWER DISASSEMBLYFig. 11. Before
24KB-3401LSKB-3401LKKB-3401LWBack PanelSide PanelsSelect Switch12. Remove electrical cover and screws holding the select switch from back plate. T
25KB-3401LSKB-3401LKKB-3401LWOVEN COMPONENT REMOVAL1. After dissaembly as previously stated, remove Microwave Drawer assembly by removing (2) screws
26KB-3401LSKB-3401LKKB-3401LW2. Open the drawer and keep it open.3. To discharge the high voltage capacitor, wait for 60 seconds.4. Remove
27KB-3401LSKB-3401LKKB-3401LW1. Disconnect the power supply cord.2. Open the drawer and keep it open.3. To discharge the high voltage capacito
28KB-3401LSKB-3401LKKB-3401LW1. Disconnect the power supply cord.2. Open the door to the fully opened position (Fig. O-1).3. Pull the lock located
29KB-3401LSKB-3401LKKB-3401LWOVEN BAKE ELEMENT REMOVAL1. Disconnect the power supply cord.2. Refer to the disassembly instructions as previously sta
3KB-3401LSKB-3401LKKB-3401LW WARNING TO SERVICE PERSONNELRange units contain circuitry capable of producing very high voltage and current, conta
30KB-3401LSKB-3401LKKB-3401LWBLOWER MOTOR REMOVAL1. Disconnect the power supply cord.2. Refer to the disassembly instructions as previously stated.
31KB-3401LSKB-3401LKKB-3401LWCONVECTION MOTOR/IMPELLER BLADE REMOVAL1. Disconnect the power supply cord.2. Refer to the disassembly instructions as
32KB-3401LSKB-3401LKKB-3401LWCOOK TOP RADIANT HEATERS/HOT SURFACE INDICATOR REMOVAL1. Disconnect the power supply cord.2. Refer to the disassembly i
33KB-3401LSKB-3401LKKB-3401LWCONTROL PANEL WIRING DIAGRAMWHTREDBLKINFINITE SWITCHES (RIGHT SIDE)PILOT LIGHT RIGHTINFINITE SWITCHES (LEFT SIDE)PILOT LI
34KB-3401LSKB-3401LKKB-3401LWCOOK TOP WIRING DIAGRAMYLWYLWWHTWARMER(CR)CENTER REAR1 ZONEWHTP12a(JST VLP-12V)TO INFINITE SW HARNESS(JST ELP-02V)TO DRA
35KB-3401LSKB-3401LKKB-3401LWMICROWAVE DRAWER WIRING DIAGRAMHOUSING COLOR : BLUEORGRED(FOR CONVECTION HEATER)RY-C(COM) (N.C.)(N.O.)BLKGRYWHTWHTWHTBLUB
36KB-3401LSKB-3401LKKB-3401LWMICROWAVE DRAWER WIRING DIAGRAM14131413STOP SW (N.O.)DOOR SW (COM)DOOR SW (N.O.)STOP SW (COM)LOCK MOTOR SW (COM)LOCK MOTO
37KB-3401LSKB-3401LKKB-3401LWRANGE POWER SUPPLY WIRING DIAGRAMSHRINK TUBENO.07NO.08(VERSAFIT V2)BLKRED(LEFT)(L1)(RIGHT)(L2)BLK REDBLKBLKBLKREDREDRED65
38KB-3401LSKB-3401LKKB-3401LWRANGE WIRING DIAGRAMUL TAPEDOOR SW(COM.)(N.O.)BLKREDREDBLKBLKREDUL TAPEUL TAPEUL TAPEUL TAPE(N.O.)(N.C.)OVEN LAMPWHTWHTOR
39KB-3401LSKB-3401LKKB-3401LW64 512364 5123ABCDEFGHABCDEFGHFigure S-2. Power Unit Circuit
4KB-3401LSKB-3401LKKB-3401LWATTENTION!!!This service manual is intended for use by persons having electrical and mechanical trainingand a level of kno
40KB-3401LSKB-3401LKKB-3401LW64 512364 5123ABCDEFGHABCDEFGHFigure S-3. Control Unit Circuit
41KB-3401LSKB-3401LKKB-3401LW64 512364 5123ABCDEFGHABCDEFGHFigure S-4. Printed Wiring Board of Power UnitQPWBFA844DRZZFA844S047081CNE1716RY4RY2RY6RY7R
42KB-3401LSKB-3401LKKB-3401LW64 512364 5123ABCDEFGHABCDEFGHFigure S-5. Printed Wiring Board of Control UnitE16BCQ7S1S23C1C4S24R40C4C5C3C0C6C3C5C8Q4Q3I
43KB-3401LSKB-3401LKKB-3401LW64 512364 5123ABCDEFGHABCDEFGHFigure S-5. Printed Wiring Board of Keyboard UnitFA842S03C183FA842S03C183BakeSTARTSTOPCLEAR
44KB-3401LSKB-3401LKKB-3401LWCONTROL PANEL PARTS LISTNote: The parts marked “∆” may cause undue microwave exposure. The parts marked “*” are used in
45KB-3401LSKB-3401LKKB-3401LW64 512364 5123ABCDEFGHABCDEFGHCONTROL PANELCONTROL PANEL HARNESS1-71-71-71-51-11-121-81-81-161-121-191-21-111-141-111-121
46KB-3401LSKB-3401LKKB-3401LWCOOK TOP PARTS LISTNote: The parts marked “∆” may cause undue microwave exposure. The parts marked “*” are used in volta
47KB-3401LSKB-3401LKKB-3401LW64 512364 5123ABCDEFGHABCDEFGHCOOK TOP HARNESSCOOK TOPActual wire harness may be different from illustration.2-12-22-42-5
48KB-3401LSKB-3401LKKB-3401LWMICROWAVE DRAWER PARTS LISTNote: The parts marked “∆” may cause undue microwave exposure. The parts marked “*” are used
49KB-3401LSKB-3401LKKB-3401LW REF. NO. PART NO. § DESCRIPTION Q'TY CODE3-58 JHNDPB052MRM0 M Door handle [KB3401LS] 1 AS3-58 JHNDPB0
5KB-3401LSKB-3401LKKB-3401LWMICROWAVE MEASUREMENT PROCEDURE A. Requirements:1) Microwave leakage limit (Power density limit): The power den
50KB-3401LSKB-3401LKKB-3401LWMICROWAVE DRAWER64 512364 5123ABCDEFGHABCDEFGHMICROWAVE DRAWER HARNESSESActual wire harness may be different from illustr
51KB-3401LSKB-3401LKKB-3401LWMICROWAVE DRAWER HARNESSESOVEN PARTS LISTNote: The parts marked “∆” may cause undue microwave exposure. The parts marked
52KB-3401LSKB-3401LKKB-3401LW64 512364 5123ABCDEFGHABCDEFGHOVEN UNIT HARNESSESOVEN UNIT4-42Actual wire harness may be different from illustration.4-40
53KB-3401LSKB-3401LKKB-3401LWOVEN UNIT HARNESSESOVEN DOOR PARTS LISTNote: The parts marked “∆” may cause undue microwave exposure. The parts marked “
54KB-3401LSKB-3401LKKB-3401LW64 512364 5123ABCDEFGHABCDEFGH5-15-35-25-45-45-4OVEN DOOR
55KB-3401LSKB-3401LKKB-3401LWPACKING PARTS LISTNote: The parts marked “∆” may cause undue microwave exposure. The parts marked “*” are used in voltag
56KB-3401LSKB-3401LKKB-3401LWPACKINGSUPPORT CORNERSEXTENDED RACK ASSY x 2BOILER PANINSTALLION MANUALOPERATION MANUALANTI-TIP TEMPLATEANTI-TIP KITPACK
57KB-3401LSKB-3401LKKB-3401LWNOTES
58KB-3401LSKB-3401LKKB-3401LWNOTES
59KB-3401LSKB-3401LKKB-3401LWNOTES
6KB-3401LSKB-3401LKKB-3401LW NOTES
60KB-3401LSKB-3401LKKB-3401LW2005 SHARP CORP. (6R2.00E) Printed in U.S.ACOPYRIGHT © 2006 BY SHARP CORPORATIONALL RIGHTS RESERVED.No part of this publi
7KB-3401LSKB-3401LKKB-3401LWSHARP ELECTRONICS CORPORATIONSHARP PLAZA, MAHWAH,NEW JERSEY 07430-2135SERVICE MANUALFREE STANDING RANGEWITH MICROWAVE DRAW
8KB-3401LSKB-3401LKKB-3401LW ITEM DESCRIPTIONPower Requirements 120 /208 - 120/240Volts / 46/50 Amperes 60 Hertz Single phase, 3 wire
9KB-3401LSKB-3401LKKB-3401LW ITEM DESCRIPTIONPower Output 1000 watts (IEC TEST PROCEDURE) Operating frequency of 2450MHzCooking Cavit
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