Read Sharp R-21ATP Service Manual online
R-21ATP
1
TEST PROCEDURE
SERVICING AND
TROUBLESHOOTING CHART
TROUBLESHOOTING CHART
FUNCTION OF IMPORTANT
COMPONENTS
COMPONENTS
OPERATING SEQUENCE
APPEARANCE VIEW
PRODUCT SPECIFICATIONS
WIRING DIAGRAM
PARTS LIST
MICROWAVE MEASUREMENT
CONTROL PANEL ASSEMBLY
COMPONENT REPLACEMENT
AND ADJUSTMENT PROCEDURE
AND ADJUSTMENT PROCEDURE
SERVICE MANUAL
COMMERCIAL
MICROWAVE OVEN
R-21ATP
GENERAL IMPORTANT INFORMATION
This Manual has been prepared to provide Sharp Corp. Service
engineers with Operation and Service Information.
engineers with Operation and Service Information.
It is recommended that service engineers carefully study the
entire text of this manual, so they will be qualified to render
satisfactory customer service.
entire text of this manual, so they will be qualified to render
satisfactory customer service.
CAUTION
MICROWAVE RADIATION
DO NOT BECOME EXPOSED TO RADIATION FROM THE
MICROWAVE GENERATOR OR OTHER PARTS CONDUCTING
MICROWAVE ENERGY.
MICROWAVE GENERATOR OR OTHER PARTS CONDUCTING
MICROWAVE ENERGY.
Service engineers should not be exposed to the microwave energy
which may radiate from the magnetron or other microwave gener-
ating devices if it is improperly used or connected. All input and
output microwave connections, waveguides, flanges and gaskets
must be secured. Never operate the device without a microwave
energy absorbing load attached. Never look into an open
waveguide or antenna while the device is energized.
which may radiate from the magnetron or other microwave gener-
ating devices if it is improperly used or connected. All input and
output microwave connections, waveguides, flanges and gaskets
must be secured. Never operate the device without a microwave
energy absorbing load attached. Never look into an open
waveguide or antenna while the device is energized.
SHARP CORPORATION
OSAKA, JAPAN
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.
(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 engineers.
service engineers.
All the parts marked "*" on parts list are used at voltages more than
250V.
250V.
Removal of the outer wrap gives access to potentials above 250V.
All the parts marked "
∆
" on parts list may cause undue microwave
exposure, by themselves, or when they are damaged, loosened
or removed.
or removed.
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