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KB-3425LS
Service manual
Table Of Contents - Sharp KB-3425LS Service Manual
Free standing/slide-in range with microwave drawer
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Also See for KB-3425LS
:
Operation manual
(48 pages)
,
Installation manual
(8 pages)
,
Installation manual
(8 pages)
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Table Of Contents
77
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Contents
Table of Contents
Troubleshooting
Bookmarks
Table of Contents
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Table of Contents
Table Of Contents
1
Before Servicing
2
Precautions To Be Observed Before And During Servicing To Avoid Possible Exposure To Excessive Microwave Energy
2
Warning To Service Personnel
3
After Repairing
3
Safe Servicing Practices
4
Microwave Measurement Procedure
5
Requirements
5
Preparation For Testing
5
Leakage Test
5
Foreword And Warning
7
Oven Specification
8
Microwave Drawer Specification
9
Power Connection
10
208/240 Volt Connection Instructions
10
Access To Terminal Block
10
3-Wire Connection Instructions
10
3 & 4-Wire Permanent Wire Connections
11
Grounding Instructions- Only 3-Wire Connections
11
4-Wire Connection
11
3-Wire Connection
11
Anti-Tip Device
12
Normal Installation Steps
12
Locate The Bracket - Using The Template
12
Drill Pilot Holes And Fasten Bracket
12
Cooktop
13
Control Panel
13
Keysheet
13
Schematic-Off Condition
14
Cook Top
14
Cook Top Schematic (Detail)
15
Microwave Drawer Schematic (Detail)
16
Range Schematic (Detail)
17
Test Procedures
18
Touch Control Panel Assembly Test
18
Keyboard Unit Test
19
Relay Test
19
Defrost Test
20
Ah Sensor Test
21
Testing Method For Ah Sensor And/Or Control Unit
21
Water Load Cooking Test
21
Checking Control Unit
22
Element Control Systems
23
Standard Infinite Switch
23
Element Does Not Heat
23
Troubleshooting
23
Element Does Not Cycle
24
Indicator Light Does Not Glow
24
Dual Infinite Switch
24
Both Elements Do Not Heat
25
Elements Do Not Cycle
25
Outer Element Doesn't Heat, but Inner Element Does
25
Magnetron Assembly Test
26
Microwave Output Power
26
Oven Thermal Cut-Out Test
26
Secondary Interlock Switch Test
27
Stop Switch Test
27
Monitor Switch Test
27
Blown Monitor Fuse Test
28
Power Transformer Test
28
Failure Codes
28
Touch Control Panel Assembly
29
Outline Of Touch Control Panel
29
Keyboard Unit
29
Control Unit And Power Unit
29
Description Of Lsi (Ic-1)
30
Humidity Sensor Circuit
34
Structure Of Humidity Sensor
34
Operational Principle Of Humidity Sensor
34
Detector Circuit Of Humidity Sensor Circuit
34
Oven Temperature/Self Cleaning Control Circuit
35
Oven Door Lock Motor Control Circuit
36
Oven Door Lock Motor Detection Circuit
37
Touch Control Panel Servicing
38
Precautions For Handling Electronic Components
38
Servicing Of Touch Control Panel
38
Servicing Tools
38
Precautions For Using Lead-Free Solder
39
Employing Lead-Free Solder
39
Using Lead-Free Wire Solder
39
Soldering
39
Oven / Microwave Drawer Disassembly
40
Microwave Drawer Assembly Removal To Access Oven Components
42
Oven Component Removal
42
Stop Switch, Secondary Interlock Switch And Monitor Switch Removal
43
Stop Switch, Secondary Interlock Switch And Monitor Switch Adjustment
43
Drawer/Slide Rail Removal
44
Drawer Assembly And Choke Removal
44
Drawer Support Angle Removal
44
Switch Angle Removal/Adjustment
45
Switch Angle Removal
45
Actuator Removal/Adjustment
45
Auto Drawer Gear Removal
46
Rack Gear Removal
46
Oven Door Removal
47
Oven Door Assembly Removal
47
Oven Door Receptacle Hinge And Hingecover Replacement
47
Oven Bake Element Removal
48
Oven Broil Element Removal
48
Thermistor Removal
48
Blower Motor Removal
49
Lock Motor Removal
49
Convection Motor/Impeller Blade Removal
50
Cook Top Radiant Heaters/Hot Surface Indicator Removal
51
Control Panel Wiring Diagram
52
Wiring Diagrams
52
Cook Top Wiring Diagram
53
Microwave Drawer Wiring Diagram
54
Microwave Drawer Cpu Wiring Diagram
55
Range Power Supply Wiring Diagram
56
Range Wiring Diagram
57
Printed Wiring Boards
58
Control Panel Parts List
63
Cook Top Parts List
65
Microwave Drawer Parts List
67
Microwave Drawer
69
Microwave Drawer Harnesses
69
Oven Parts List
70
Oven Unit
71
Oven Unit Harnesses
71
Oven Door Parts List
72
Oven Door
73
Packing Parts List
74
Packing And Accessories
74
Packing
75
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Table of Contents
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This manual is also suitable for:
Kb-4425ls
Kb-4425lk
Kb-3425lw
Kb-4425lw
Kb-3425lk
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