Service manual

7
KB-3401LS
KB-3401LK
KB-3401LW
SHARP ELECTRONICS CORPORATION
SHARP PLAZA, MAHWAH,
NEW JERSEY 07430-2135
SERVICE MANUAL
FREE STANDING RANGE
WITH MICROWAVE DRAWER
KB-3401LS
KB-3401LK / KB-3401LW
FOREWORD
This supplemental Manual has been prepared to provide Sharp Elec-
tronics Corp. Service Personnel with Operation and Service Informa-
tion for the SHARP FREE STANDING RANGE WITH MICROWAVE
DRAWER, KB-3401LS/JK/JW.
Models KB-3401LS, KB-3401LK, and KB-3401LW are quite similar
to models KB-3300JS/JK/JW (S74R243KB330J).
It is recommended that service personnel carefully study the entire
text of this manual so that they will be qualified to render satisfactory
customer service.
Check the interlock switches and the door seal carefully. Special
attention should be given to avoid electrical shock and microwave
radiation hazard.
WARNING
Never operate the oven until the following points are ensured.
(A) The door is tightly closed.
(B) The door brackets and hinges are not defective.
(C) The door packing is not damaged.
(D) The door is not deformed or warped.
(E) There is not any other visible damage with the oven.
Servicing and repair work must be carried out only by trained service
personnel.
DANGER
Certain initial parts are intentionally not grounded and present
a risk of electrical shock only during servicing. Service
personnel - Do not contact the following parts while the ap-
pliance is energized;
High Voltage Capacitor, Power Transformer, Magnetron, High
Voltage Rectifier Assembly, High Voltage Harness;
If provided, Vent Hood, Fan assembly, Cooling Fan Motor.
All the parts marked “*” on parts list are used at voltages more
than 250V.
Removal of the outer wrap gives access to voltage above 250V.
All the parts marked “ ” on parts list may cause undue microwave
exposure, by themselves, or when they are damaged, loosened
or removed.
PRODUCT DESCRIPTION
POWER CONNECTION
ANTI-TIP DEVICE
SCHEMATICS
TOUCH CONTROL PANEL
COMPONENT REPLACEMENT
AND ADJUSTMENT PROCEDURE
WIRING DIAGRAM
PARTS LIST
∆
NOTES