4.7. Changing the PCB
1. Remove the top cover (see step 4.2.)
2. Disconnect the wires from the PCB (M) and lift off the PCB from
its supports.
3. Fit a new PCB and reconnect the wires as shown in the photo or on
the drawing, see section 2.
4. Test the operation of the portable motor.
5. Refit the top cover (see step 4.3.).
4.8. Changing the motor
1. Remove the top cover (see step 4.2.)
2. Remove the long spring (J), by pressing it together and pulling it
out of the frame.
3. Remove the fastons from the battery (L).
4. Remove the battery from the device
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M
J
L
black of battery
