Panasonic MC-CJ903-R747 Page 13 Service Manual Download | Manualshive

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6 Printed Circuit Board

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Summary of Contents for MC-CJ903-R747

Page 1: ...ctions 6 4 1 Removal of Dust Cover 6 4 2 Removal of Dust Bag Holder 7 4 3 Removal of Body Cover Unit Cord Rewind Button and Switch Pedal 7 4 4 Removal of Upper Body Unit and Power Control Switch 8 4 5 Removal of ON OFF Switch with Fuse and Capacitor 9 4 6 Moter Assy with motor support cover and motor case 9 4 7 Removal of Motor Set 10 4 8 Removal of Thermo Protector 11 4 9 Removal of Cord Reel Par...

Page 2: ...el No MC CJ903 Power source 220 V 240 V 50 60 Hz Max input 1700W Nominal input 1200 1450W Dimensions WxLxH 315 mm x 557 mm x 252 mm Net weight 6 5kg Extension Wand Metal 2 Crevice nozzle l Upholstery nozzle l Dusting brush l ...

Page 3: ...3 2 Location of Controls and Components ...

Page 4: ...TROL UNIT There must be no broken com ponents If they are normal 1 T1 T2 There is not continu ity 2 T1 G There is continuity There must be no broken foil of the Printed Circuit Board There must be no breaks in the Lead Wires If there is a problem replace the Power Control Unit FUSE UNIT Check if the Fuse has blown Causes of fuse blowing 1 Overcurrent 2 Burn of the Motor 3 Short circuiting due to i...

Page 5: ...ed out Cord cannot be locked Separate the Body and Confirm that a sufficient number of spare turns have been made Confirm that the Cord Reel Spring is working Confirm that the Brake Lever Unit is working correctly to stop the Cord from rewinding Make spare turns according to the engraved number of turns or Replace the Cord Reel Unit Replace the Cord Reel Parti tion Unit 1 The suction power is low ...

Page 6: ...st 5MΩ when a direct current of 500V is applied between the power plug terminals and the exterior of the motor Dielectric strength Must be able to withstand 1250V of alternating current applied between the power plug terminals and the exterior of the motor for one minute 4 Do not make changes to models components or materials during repairs and services 5 If a wiring unit has been supplied as a sp...

Page 7: ...der Be careful not to lose the Spring on the back of the Dust Bag Holder Fig 4 Assembling 1 The assembly operation is the reverse of that of disas sembly 2 Check that the Dust Bag Holder works properly Fig 5 Don t forget to attach the Spring 4 3 Removal of Body Cover Unit Cord Rewind Button and Switch Pedal 1 Remove the screw of the Body Cover Unit Fig 6 ...

Page 8: ...ced inside Be careful not to lose the Spring Fig 8 4 4 Removal of Upper Body Unit and Power Control Switch 1 Remove the four screws of the Upper Body Unit 2 Slowly pull up and remove the Upper Body Unit Fig 9 3 Remove both the screw fastening the Power Control Switch and the screw fastening the P C B Unit Remove the Power Control Switch and the P C B Unit together from the Motor Support Cover and ...

Page 9: ... Motor Support Cover Unit Fig 11 2 Remove the Capacitor Fig 12 4 6 Moter Assy with motor support cover and motor case 1 Remove the Motor Assy from the Lower Body Unit Fig 13 2 Pinch the stopper of the Motor Case Unit with needle nose pliers as shown in the figure below and remove the Power Control Unit Fig 14 ...

Page 10: ...it 2 Remove the Motor Set from the Motor Case Unit Fig 15 3 Remove the screws from the Motor Support Rubber and then remove the Motor Support Rubber two pieces 4 Remove the Noise Suppressor Unit 5 Remove the Lead Wires 6 Remove the Motor Support Rubber Front Fig 16 ...

Page 11: ... at the base of the Wire Connector Fig 18 Use the dedicated tool to crimp the crimp contact Assembling When replacing the Cord Reel Partition Unit with a new one connect it using Wire Connector CE 230 and wrap Gasket V Glass Tape around it 4 10 Removal of Cord Reel Unit 1 Press the Brake Lever Unit of the Cord Reel Partition Unit to unwind spare turns Fig 20 2 Remove the center screw and remove th...

Page 12: ...12 5 Wiring Connection Diagram ...

Page 13: ...13 6 Printed Circuit Board ...

Page 14: ... A1 AMV84P9U0S0J HOSE UNIT 1 HOSE A2 AMC24P 0R0V HOSE SUPPORTER 2 A3 AMC92P GA0V CONNECTION PIPE 1 A4 AMC98P GA0V CURVED PIPE UNIT 1 A5 AMC40P QN0 EXTENSION WAND 2 A6 AMC60R DB03 CREVICE TOOL 1 CREVICE NOZZLE A7 AMC86R 860V UPHOLSTERY BRUSH 1 UPHOLSTERY NOZZLE A8 AMC88R 7K0V DUSTING BRUSH 1 A9 AMC99R RS0U FLOOR NOZZLE ASSY 1 FLOOR NOZZLE A2 A2 A1 A6 A7 A8 A5 A9 A4 A3 ...

Page 15: ...t Iran B53 B53 B1 B2 B4 B5 B7 B8 B9 B10 B11 B15 B16 B19 B18 B18 B24 B53 B25 B31 B32 B27 B26 B28 B29 B30 B26 B27 B33 B34 B35 B36 B37 B38 B41 B42 B40 B43 B47 B46 B52 B51 B50 B48 B49 B39 B45 B44 B18 B14 B17 B17 B21 B20 B22 B23 B13 B12 B7 B6 B3 B39 d d a b b a c c ...

Page 16: ... U 1 B31 AMC84GUG000J YELLOW LEAD WIRE 1 YELLOW B32 AMV0FF9W000J MOTOR SET 1 B33 AMC81GUG000J RED LEAD WIRE 1 RED B34 AMC02F UF0 MOTOR SUPPORT RUBBER FRONT 1 B35 AMC31A UF0K FURNITURE GUARD 1 B36 AMC23K UF0 DUST BAG HOLDER 1 B37 AMC46H UF0 SPRING FOR DUST BAG HOLDER 1 B38 AMC30K UF0 FILTER 1 PRE MOTOR FILTER B39 XTN4 16BFJ SCREW 2 B40 AMC97AUF0K0J LOWER BODY UNIT 1 B41 AMC06B UF0K HANDLE COVER 1 B...

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