Ref.: Z32T4000 Vacuum Cleaner MODEL MC-E761 SPECIFICATIONS MC-E761 Power source AC230V AC230-240V Depending on version 50Hz 1500W 29 kPa 5m 7.8 m 6.1 kg 410x282x255 Input power (max.) Vacuum Power cord length Radio of operation Net weight Dimensions (LxWxH) mm Attachments: Floor nozzle • Extension tube • Crevice nozzle • Specifications are subject to change without notice for further improvement. Matsushita Electric España, S.A.
TABLE OF CONTENTS PAGE SPECIFICATIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 SCHEMATIC DIAGRAM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 PICTORIALWIRING DIAGRAM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
SCHEMATIC DIAGRAM MC-E761 Grey VR2 VR22 VR21 R6 Blue C6 TRIAC T2 CN2 R1 R3 DIAC G T1 C4 R4 M C2 C3 + D4 L2 N L1 AC1 C5 POWER SUPPLY AC 230 V 50 Hz D2 Black ON/OFF SWITCH CN1 Black THERMAL CUT-OUT PICTORIALWIRING DIAGRAM MC-E761 Black MOTOR Yellow Blue Grey POTENTIOMETER CORD REEL THERMAL CUT-OUT Black Black ON/OFF SWITCH White POWER CONTROL CIRCUIT 3 MOTOR D3 D5 Black Yellow
EXPLODED VIEW 10 14 12 13 11 15 16 30 34 33 32 29 29 35 36 31 28 4 27
EXPLODED VIEW 56 51 52 49 50 48 55 47 54 53 26 25 23 18 44 24 22 57 58 46 19 45 24 18 43 18 42 41 17 20 38 21 37 40 38 39 5
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SPARE PARTS LIST REF. No. DESCRIPTION PART No.
SPARE PARTS LIST REF. No. DESCRIPTION 50 CORD REEL UNIT 51 CORD REEL 52 RAIL BASE UNIT 53 POWER SUPPLY CORD 54 POWER SUPPLY CORD 55 PART No. AMC8P97P6000 Applied for Pcs/Set MC-E761 all countries (✓) REMARKS Applied to East & West European countries, except the above. 1 • AMC8P90P1000 1 • ✓ AMC8P93L1000 1 • ✓ AMC8EZ3L0061 1 • Applied to Australia and N.
REPLACEMENT OF MAIN PARTS IMPORTANT: Before replacing any part always DISCONNECT THE CLEANER FROM THE ELECTRICITY SUPPLY. • MOTOR / CARBON BRUSHES (1) Motor Dust cover 1. To remove the dust cover first pull it out from one side and then rotate it up wards to take it out. (Fig.1) Fig. 1 2. Remove cord reel and switch pedal prying out as indicated with a flat-head screwdriver. (Fig. 2) NOTE: When prying out take care not to damage the body. Cord reel Pedal Flat-head screwdriver Switch Pedal Fig.
REPLACEMENT OF MAIN PARTS 3. Remove 7 screws from upper body and take out front cover and upper body. (Fig. 3) Front cover Cord reel Pedal Switch Pedal Spring Spring Upper body Lower body 4. Remove black and white lead wires (provided with quickconnect terminal) from the contact spring tabs and take out cord reel ass’y and motor unit. (Fig. 4) Fig. 3 Cord reel ass’y Contact spring tabs Motor unit Fig.
REMPLACEMENT OF MAIN PARTS 5. Disconnect yellow and black lead wires (provided with quick-connect terminal) from the power control circuit tabs. (Fig. 5) Sliding potentiometer Rear filter Remove (quickconnect terminals) Fig. 5 6. Remove motor cover and rear/front motor support from the motor. (Fig. 6) Front motor support Motor Motor cover Rear motor support Fig. 6 7.
REPLACEMENT OF MAIN PARTS (2) Carbon brushes NOTE: The two carbon brushes should be replaced at the same time. Metal end Cut metal end 1. Take out motor unit and remove motor cover A and B as explained previously in paragraph (1) “Motor”, points 1-6. 2. Disconnect yellow and black lead wires (provided with quick-connect terminals) from the carbon brush holder tabs. Carbon brush 3. Bend the metal end of the carbon brush holder and take out the carbon brush. (Fig. 8) 4.
REPLACEMENT OF MAIN PARTS • POWER CONTROL CIRCUIT / ON/OFF SWITCH / Power control circuit SLIDING POTENTIOMETER (1) Power Control Circuit 1. Take out cord reel ass’y and motor unit as explained previously in paragraph (1) “Motor”, points 1-4. 2. Disconnect yellow and black lead wires (provided with quick-connect terminals) from the power control circuit tabs. (Fig. 12) Remove (quickconnect terminals) Fig. 12 3.
REPLACEMENT OF MAIN PARTS (3) Sliding Potentiometer Sliding potentiometer 1. Remove upper body as explained previously in paragraph (1) “Motor”, points 1-3. 2. Take out the sliding potentiometer from its support and remove lead wires (blue and grey) from the potentiometer tabs. (Fig. 15) NOTE: Observe the correct position of the lead wires before installing the new one. Grey lead wire Blue lead wire Fig. 15 3.
REPLACEMENT OF MAIN PARTS 3. Separate cord reel unit and cord reel support. (Fig. 18) 4. Replace the cord reel unit with a new one. 5. Reassemble cord reel unit and cord reel support and refasten the screw. NOTE: Wind up the power cord extra times as indicated on the spring plate to maintain the cord reel spring efficiency. Cord reel unit Cord reel support 6. Connect the lead wires according to the schematic diagram and place the cord reel ass’y into place.
REPLACEMENT OF MAIN PARTS • BRAKE LEVER UNIT 1. Remove upper body as explained previously in paragraph (1) “Motor”, points 1-3. 2. Turn upper body over exposing the underside and remove brake lever unit by pressing it sidewards as indicated. (Fig. 22) Brake lever unit Fig. 22 3. Replace the brake lever unit with a new one and reinstall it in its lodging. (Fig. 23) Brake lever unit 4. Reassemble upper body and remaining parts in the reverse order. Spring Fig.
TROUBLE SHOOTING GUIDE CONDITION CHECKPOINT METHOD OF INSPECTION CAUSE / REMEDY Motor fails to rotate. (no noise is heard at all). Power cord connection. Check power cord continuity between plug pins and contact base. If there is no continuity, replace the power cord. Motor continuity. Check motor continuity between carbon brush holder tabs. If there is no continuity, replace the motor. Carbon brushes. Check if there is gap between carbon brush and conmutator.
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