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KSH-777DW

SY307KSH777DW

SERVICE MANUAL

COMMERCIAL

RICE COOKER

MODEL

In the interests of user-safety (Required by safety regulations in some
countries) the

uni

t should be restored to its original condition and only

parts identical to those specified should be used.

KSH-777DW

SHARP CORPORATION

This document has been published to be used for after
sales service only.
The contents are subject to change without notice.

Page

IMPORTANT SAFEGUARDS ............................................................................................................................ 2
PRECAUTIONS ................................................................................................................................................. 2
SPECIFICATIONS ............................................................................................................................................. 3
PART NAMES .................................................................................................................................................... 3
HOW TO USE .................................................................................................................................................... 3
COOKING CHART ............................................................................................................................................. 4
CLEANING AND CARE ..................................................................................................................................... 4
SCHEMATIC DIAGRAM .................................................................................................................................... 5
TROUBLE SHOOTING ..................................................................................................................................... 6
COMPONENT REPLACEMENT PROCEDURE ................................................................................................ 7
SIMPLIFIED TESTING METHOD ...................................................................................................................... 9
INSPECTION AFTER REPAIRING ................................................................................................................. 10
REPLACEMENT PARTS LIST ........................................................................................................................ 11

TABLE OF CONTENTS

COOK

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2
3
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Summary of Contents for KS-H777DW

Page 1: ...e used KSH 777DW SHARP CORPORATION This document has been published to be used for after sales service only The contents are subject to change without notice Page IMPORTANT SAFEGUARDS 2 PRECAUTIONS 2 SPECIFICATIONS 3 PART NAMES 3 HOW TO USE 3 COOKING CHART 4 CLEANING AND CARE 4 SCHEMATIC DIAGRAM 5 TROUBLE SHOOTING 6 COMPONENT REPLACEMENT PROCEDURE 7 SIMPLIFIED TESTING METHOD 9 INSPECTION AFTER REP...

Page 2: ... in or tripping over a longer cord B Extension cords are available and may be used if care is exercised in their use C If an extension cord is used 1 The marked electrical rating of the extension cord should be at least as great as the electrical rating of the appliance 2 The cord should be arranged so that it will not drape over the counter top or table top where it can be pulled on by children o...

Page 3: ...arefully wash rice in separate bowl under running water until the water is clear not cloudy Drain Put rice into inner bowl 5 Add water to appropriate inner bowl level If you use 8 pounds of rice add water to the 8 lb level 6 Cover with the lid and let rice soak approximately 30 minutes 7 Plug into outlet 8 Press down on the cooking switch The indicator light will come on and cooking will start 9 W...

Page 4: ...with a damp cloth and polish dry with a soft cloth Do not use any harsh cleanser or a scrubbing brush as it could crack the surface and rusting could occur Lid Wash thoroughly with warm soapy water rinse and polish dry with a soft cloth Heating Plate Thermostat Clean with a damp cloth and polish dry with a soft cloth Should there be any remainder use fine sandpaper to polish very lightly Inner Bow...

Page 5: ...r Light Warming Thermostat Micro Switch Action by Cooking Thermostat Protection Thermostat SCHEMATIC DIAGRAM Warming Thermostat Protection Thermostat Stop ring Cooking Thermostat Micro Switch Lever of Switch Assembly Heating Plate Terminal ...

Page 6: ...to early switch OFF Excessively over done bottom layer or ricemass Overdone layer in light brown is not regarded as ab normal Cooking switch kept OFF Disconnected plug cap Broken power cord assembly Faulty or loose wiring Maladjustment switch assembly Burn out of heating plate wire Faulty wiring Improper quantity of rice or water Faulty tightness due to deformed heating plate or inner bowl bottom ...

Page 7: ...BLY REMOVAL Panel Stop ring Fig C 2 Fig C 3 Bottom lid Tab Tab Stop ring Tab Tab Lever of switch assembly Body holder the thermostat rod Fig C 3 3 Stretch the three tabs holding the body holder 4 Now the thermostat is free and at the same time the thermo spring will be free 4 Remove the four screws holding the switch assembly and take off the switch assembly from the body NOTE Installing the switc...

Page 8: ...ust switch lever and switch contacts Fig C 6 A Thermostat rod must not be pressed or drew up by switch lever It should be moving up and down easily 2 As soon as inner bowl is lifted up from outer pot switch lever must spring up Without inner pot switch contacts must touch each other when push switch Cook Fig C 7 3 Ensure the capability of up down movement of switch lever ADJUSTMENT OF SWITCH LEVER...

Page 9: ...ant deposits on the heating plate or deformation or damage on the inner bowl may be existing Though such contaminant deposits can be removed by cleaning the inner bowl deformed to the extent hardly rectified should be replaced with new one The same applies to the heating plate deformed Fig S 1 b When the lid is opened immediately after the cooking switch is turned OFF no water should remain in the...

Page 10: ...as in Fig I 2 is lightly swung to the left and right it moves in a perfect symmetry with respect to the hole of the body 3 This switch button should be at the center of the control panel hole Verification of Work and Function 1 Is there any part left uninstalled or any wrong wiring 2 Is the center adjustment of the switch lever as specified 3 Finally energize for confirmation RICE COOKER should be...

Page 11: ...1 BG 5 4 99Y1K402UASY Handle assembly 2 AM 5 5 99Y1K403UASY Panel assembly 1 AM 5 6 99Y1K429U Cord stopper holder 1 AF 5 7 99Y1B203 Thermostat spring 1 AF 5 8 99Y1K220 Body holder 1 AD 5 9 99Y1K411UASY Leg assembly 3 AN 5 10 99Y1K415UASY Terminal assembly 1 AH 5 11 99Y1K391ASET Switch set 1 AH 5 12 99Y1K4101ASY Bottom lid assembly 1 AL MISCELLANEOUS ACCESSORIES AND PACKING 90 1 99Y1K507U Operation...

Page 12: ...7DW 6 4 5 1 2 3 6 4 5 1 2 3 A B C D E F G H A B C D E F G H 5 1 5 2 1 2 1 3 5 7 5 8 5 9 5 12 5 11 1 7 5 10 1 1 5 6 5 3 5 4 1 5 5 5 1 6 1 8 90 6 1 9 1 12 90 3 90 4 1 4 90 5 1 13 1 10 1 11 2004SHARP CORP 1S0 20_E ...

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