Maintenance 2. General Maintenance
G6 Rev.21 85
2.1.2 Inspection Point
Inspection While the Power is OFF (Manipulator is not operating)
Inspection Point Inspection Place Daily Monthly Quarterly Biannual
Check looseness or backlash of
bolts, screws.
Tighten them if necessary.
(For the tightening torque, refer to
Maintenance: 2.4 Tightening
Hexagon Socket Head Cap Bolts.)
End effector mounting bolts
Manipulator mounting bolts
Bolts, screws around shaft
Bolts/screws securing motors,
reduction gear units, etc.
√
Check looseness of connectors.
If the connectors are loosen, push it
securely or tighten.
External connectors on
Manipulator (on the connector
Visually check for external defects.
Clean up if necessary.
External appearance of
Check for bends or improper
location. Repair or place it properly
Safeguard etc. √ √ √ √ √
Check tension of timing belts.
Refer to Maintenance: 2.3 Greasing.
Refer to Maintenance: 11. Lithium Battery
Inspection While the Power is ON (Manipulator is operating)
Move the cables back and forth
lightly to check whether the cables
(including cable unit of the
√ √
Push each arm in MOTOR ON
status to check whether backlash
Each arm √
Check whether unusual sound or
Measure the accuracy repeatedly by
a gauge.
Turn ON and OFF the Brake
Release switch and check the sound
of the electromagnetic brake.
If there is no sound, replace the
brake.
Brake
√ √ √ √ √