Husqvarna Automower 550 Workshop Manual page 29

10. Remove the ball bearing, the sealing and the shield.
11. Install in opposite sequence.
Note: Replace the lock washer. A used lock washer
will not give satisfactory lock after it is removed from
the axle.
6.19.2 To replace the rear wheels
1. Remove the hub cap.
2. Remove the nut (24 socket wrench) and the washer.
1541 - 001 -
3. Remove the wheel.
4. Remove the inside cover with a flat screwdriver.
5. Install in opposite sequence.
6.19.3 To replace the wheel motors
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 .
3. Disconnect the wheel motor cable from the motor
control circuit board.
4. Remove the wheel. Refer to
wheels on page 29 .
5. Remove the 4 screws for the wheel motor.
To remove and install
To remove and
To replace the rear
Repair instructions - 29