Philips HR7730/80 Service Manual page 7

REPAIR INSTRUCTION
To remove the PCB´s:
1. Remove the 2 screws to loosen the Main PCB.
To remove the PCB Frame:
1. Release the 3 snaphooks, which hold the PCB on the
frame.
Soldering of Motor wires on PCB:
- Here you can see the colours of the Motor wires and their
soldering points on the PCB.
Solder point 2 - white wire
Solder point 3 - yellow wire
Solder point 4 - brown wire
Solder point 5 - black wire
Solder point 1 - red wire
To remove the upper part of the coupling:
1. Remove the retaining ring with a screwdriver.
To remove the lower part of the coupling:
1. Remove the retaining ring with a screwdriver.
If you want to exchange the toothed wheel, you have to
remove the small axle from the „click & go" system (green
arrow).
HR7730/80
7-8