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Maintenance 3. Covers
3.1 Arm Top Cover
■ Do not remove the arm top cover forcibly. Removing the cover forcibly may
result in damage to the cables, disconnection, and/or contact failure. Damaged
cables, disconnection, or contact failure is extremely hazardous and may result in
electric shock and/or improper function of the robot system.
■ When mounting the cover, be careful not to allow the cables to interfere with the
cover mounting and do not bend these cables forcibly to push them into the
cover.
CAUTION
disconnection, and/or contact failure.
contact failure is extremely hazardous and may result in electric shock and/or
improper function of the robot system.
When routing the cables, observe the cable locations after removing the cover.
Be sure to place the cables back to their original locations.
(1) Turn ON the Controller.
Arm Top Cover
Removal
(2) Press and hold the brake release switch to let the shaft down. Be sure to keep enough
NOTE
(3) Turn OFF the Controller.
(4) Unscrew the arm top cover mounting bolts, and then lift the cover.
NOTE
110
Unnecessary strain on cables may result in damage to the cables,
space and prevent the end effector hitting any peripheral equipment.
The brake release switch affects both Joints #3 and #4. When the brake release
switch is pressed, the brakes for both Joints #3 and #4 are released simultaneously.
Be careful of the shaft falling or rotation while the brake release switch is being
pushed because it may be lowered by the weight of an end effector.
When bellows are installed to the manipulator, remove the upper bellows and then
remove the arm top cover. For bellows removal, refer to Maintenance 9. Bellows.
The cover cannot be removed completely because user wires and tubes are connected.
However, you can continue regular maintenance.
LED lamp and the cable of the brake release switch are located between the main part
and the cover. Do not pull the cable strong or the connector may be damaged.
Damaged cables, disconnection, or
G10 / G20 Rev.20
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