Husqvarna Automower 550 Workshop Manual page 27

5. Remove the 3 screws that holds the skid plate.
6. Remove the screw (hex key 4) that holds the
bearing.
7. Remove the 3 screws that holds the blade disc.
8. Remove the 4 screws that hold the blade motor
bracket into the chassis.
9. Lift the blade motor out of the chassis.
10. Install in opposite sequence.
6.18.2 To replace the cutting height adjustment
motor
1. Remove the body. Refer to
the body on page 13 .
2. Remove the upper chassis. Refer to
install the upper chassis on page 14 .
1541 - 001 -
To remove and install
To remove and
3. Disconnect the cable for the cutting height
adjustment motor from the cutting height circuit
board.
4. Remove the screw and holder for the cutting height
circuit board.
5. Pull out the cutting height circuit board.
6. Remove the 4 screws that hold the cutting height
adjustment motor.
7. Lift up and remove the cutting height adjustment
motor.
8. Install in opposite sequence.
9. Calibrate the cutting height adjustment. Refer to
Autocheck service tool on page 9 .
Repair instructions - 27