Panasonic MC-E761 Service Manual page 13

REPLACEMENT OF MAIN PARTS
•
POWER CONTROL CIRCUIT / ON/OFF SWITCH /
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)
3. Remove power control circuit from its fastening points and
disconnect the lead wires from the power control circuit.
(Fig. 13)
4. Replace power control circuit with a new one and connect
the lead wires according to the schematic diagram.
5. Reinstall power control circuit in its holding points.
6. Place motor unit and cord reel ass'y into the lower body and
reassemble the remaining parts in the reverse order.
(2) ON/OFF Switch
1. Remove upper body as explained previously in paragraph
(1) "Motor", points 1-3.
2. Take out cord reel ass'y and motor unit.
3. Release power control circuit from its fastening points.
4. Remove ON/OFF switch from the power control circuit and
replace with a new one. (Fig. 14)
5. Place power control circuit in its fastening points.
6. Reinstall motor unit and cord reel ass'y into lower body,
connect according to the shematic diagram and
reassemble the remaining parts in the reverse order.
13
Power control circuit
Remove
(quick-
connect
terminals)
Fig. 12
Fastening points
Fig. 13
ON/OFF
Switch
Power
control
circuit
Fig. 14