Replacing the Protector Cap

NOTICE
	INSUFFICIENT PART CLEARANCE Ensure that the protector cap does not touch the gearbox output shaft during assembly. Failure to follow these instructions can result in equipment damage.

Step	Action
1	Remove the lower arms and the upper arms. For further information, refer to Replacing the Lower Arms and Replacing the Upper Arms.
2	Remove the 16 screws (1) and washers (2) and then remove the supporting ring (3), the protector cap (4), and the O-ring (5) from each of the three housing flanges.
3	Insert the new O-ring to the intended bevel edge of the new protector cap.
4	Place the protector cap with the O-ring to the new supporting ring.
5	Place the entire unit over the gearbox output shaft on the robot and fasten it with the new screws and the new sealing washers. NOTE: Ensure that the protector cap does not come into contact with the gearbox output shaft before tightening the screws. Tightening torque: 3.5 Nm (31 lbf-in)
6	Mount the upper arms and the lower arms. For further information, refer to Replacing the Upper Arms and to Mounting the Lower Arms.
7	Calibrate the robot.