Read Sharp AX-1100(R)M / AX-1100(SL)M (serv.man18) Service Manual online
CHAPTER 1. BEFORE SERVICING
CHAPTER 2. WARNING TO SERVICE PERSONNEL
CHAPTER 3. PRECAUTIONS FOR USING LEAD-
FREE SOLDER
CHAPTER 4. PRODUCT DESCRIPTION
CHAPTER 5. APPEARANCE VIEW
CHAPTER 6. OPERATION
CHAPTER 7. FUNCTION OF IMPORTANT COMPO-
NENTS
CHAPTER 8. TROUBLESHOOTING GUIDE
CHAPTER 9. TEST PROCEDURES
CHAPTER 10. ERROR LIST
CHAPTER 11. TEST MODE
CHAPTER 12. COMPONENT REPLACEMENT AND
ADJUSTMENT PROCEDURE
CHAPTER 13. MICROWAVE MEASUREMENT
CHAPTER 14. CIRCUIT DIAGRAMS
Parts List
SX324AX111PKS
SERVICE MANUAL
AX-1110(SL)M
CONTENTS
TopPage
MICROWAVE OVEN WITH
STEAM AND GRILL
AX-1110(SL)M
MODELS
In the interests of user-safety the oven should be restored to its original condition and only parts identical to those
specified should be used.
GRAIN DIRECTION
GRAIN DIRECTION
CONTENTS
CHAPTER 1. BEFORE SERVICING
CHAPTER 2. WARNING TO SERVICE PERSON-
NEL
CHAPTER 3. PRECAUTIONS FOR USING LEAD-
FREE SOLDER
CHAPTER 4. PRODUCT DESCRIPTION
[1] SPECIFICATIONS ...................................... 4-1
[2] TEST DATA AT A GLANCE ........................ 4-1
CHAPTER 5. APPEARANCE VIEW
[1] OVEN DIAGRAM ........................................ 5-1
[2] CONTROL PANEL......................................5-2
[3] IMPORTANT INSTRUCTIONS
...................5-3
CHAPTER 6. OPERATION
[1] WATER SUPPLY/DRAINAGE SCHEMATIC..6-1
[2] OPERATION OF ELECTRIC PARTS IN EACH
HEATING MODE.........................................6-3
[3] OFF CONDITION........................................ 6-3
CHAPTER 7. FUNCTION OF IMPORTANT COM-
PONENTS
[1] DOOR OPEN MECHANISM ....................... 7-1
[2] SWITCH...................................................... 7-1
[3] FUSE .......................................................... 7-1
[4] ASYMMETRIC RECTIFIER ........................ 7-1
[5] THERMAL CUT-OUT.................................. 7-2
[6] NOISE FILTER............................................ 7-2
[7] HEATING ELEMENT .................................. 7-2
[8] MOTOR....................................................... 7-2
[9] THERMISTOR ............................................ 7-2
CHAPTER 8. TROUBLESHOOTING GUIDE
CHAPTER 9. TEST PROCEDURES
[1] A: MAGNETRON TEST .............................. 9-1
[2] B: HIGH VOLTAGE TRANSFORMER
TEST........................................................... 9-2
[3] C: HIGH VOLTAGE RECTIFIER TEST....... 9-2
[4] D: HIGH VOLTAGE CAPACITOR TEST..... 9-2
[5] E: SWITCH TEST ....................................... 9-3
[6] F: MONITOR SWITCH TEST ..................... 9-3
[7] G: THERMISTOR TEST ............................. 9-3
[8] H: THERMAL CUT-OUT TEST ................... 9-3
[9] I: BLOWN FUSE (F1) 20A .......................... 9-3
[10] J: BLOWN FUSE (F2) F8A (NOISE FIL-
TER)............................................................ 9-4
[11] K: NOISE FILTER TEST ............................. 9-4
[12] L: GRILL HEATING ELEMENTS (TOP)
AND ENGINE HEATING ELEMENT
TEST........................................................... 9-4
[13] M: CONTROL UNIT TEST.......................... 9-4
[14] N: KEY UNIT (MEMBRANE SWITCH)
TEST........................................................... 9-5
CHAPTER 10. ERROR LIST
[1] ERROR LIST................................................
... 10-1
[2] HOW TO CHECK IN THE EVENT
OF AN ERROR...........................................10-2
CHAPTER 11. TEST MODE
CHAPTER 12. COMPONENT REPLACEMENT
AND ADJUSTMENT PROCEDURE
[1] BEFORE OPERATING ............................. 12-1
[2] OUTER CASE CABINET REMOVAL........ 12-1
[3] HIGH VOLTAGE COMPONENTS RE-
MOVAL...................................................... 12-2
[4] HIGH VOLTAGE TRANSFORMER RE-
MOVAL...................................................... 12-2
[5] MAGNETRON REMOVAL ........................ 12-2
[6] ANTENNA MOTOR REPLACEMENT....... 12-2
[7] FAN MOTOR REPLACEMENT................. 12-2
[8] PUMP MOTOR REMOVAL....................... 12-3
[9] INTAKE DAMPER MOTOR AND IN-
TAKE DAMPER SWITCH REMOVAL ....... 12-3
[10] BACK PLATE REMOVAL.......................... 12-3
[11] BOTTOM PLATE REMOVAL .................... 12-3
[12] ENGINE UNIT ASSEMBLY REMOVAL .... 12-4
[13] SHAKEDOWN OPERATION OF NEW
ENGINE UNIT ASSEMBLY....................... 12-4
[14] THERMISTOR (ENGINE) REMOVAL....... 12-4
[15] OVEN LAMP REMOVAL........................... 12-4
[16] POWER SUPPLY CORD REPLACE-
MENT........................................................ 12-5
[17] CONTROL UNIT REMOVAL..................... 12-5
[18] KEY SHEET AND MEMBRANE
SWITCH REPLACEMENT........................ 12-5
[19] MONITORED INTERLOCK SWITCH,
MONITOR SWITCH AND DOOR SENS-
ING SWITCH REMOVAL .......................... 12-6
[20] MONITORED INTERLOCK SWITCH,
DOOR SENSING SWITCH AND MONI-
TOR SWITCH ADJUSTMENT .................. 12-6
[21] DOOR REPLACEMENT ........................... 12-7
[22] INSTALLATION OF DOOR PACKING ...... 12-8
[23] PLUMBING ............................................... 12-9
CHAPTER 13. MICROWAVE MEASUREMENT
CHAPTER 14. CIRCUIT DIAGRAMS
[1] PICTORIAL DIAGRAM ............................. 14-1
[2] MAIN CIRCUIT ......................................... 14-3
[3] CONTROL UNIT CIRCUIT ....................... 14-4
Parts List
AX-1110(SL)M
1 – 1
AX1100(R)
CHAPTER 1.
BEFORE SERVICING
GENERAL IMPORTANT INFORMATION
This Manual has been prepared to provide Sharp Corp. Service 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 ser-
vice.
vice.
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 engineers.
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.
(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.
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.
WARNING: THIS APPLIANCE MUST BE EARTHED
IMPORTANT
THE WIRES IN THIS MAINS LEAD ARE COLOURED IN ACCORDANCE WITH THE FOLLOWING CODE:
GREEN-AND-YELLOW --------------EARTH
BLUE -----------------------------------NEUTRAL
BROWN ---------------------------------------LINE
THE WIRES IN THIS MAINS LEAD ARE COLOURED IN ACCORDANCE WITH THE FOLLOWING CODE:
GREEN-AND-YELLOW --------------EARTH
BLUE -----------------------------------NEUTRAL
BROWN ---------------------------------------LINE
AX-1110(SL)M
1 – 2
CAUTION MICROWAVE RADIATION
Personnel should not be exposed to the microwave energy which may radiate from the
magnetron or other microwave generating 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.
magnetron or other microwave generating 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.