Inspection Point - Epson G3 Series Manual

2.1.2 Inspection Point

Inspection While the Power is OFF (Manipulator is not operating)
Inspection Point
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.)
Check looseness of connectors.
If the connectors are loosen, push it
securely or tighten.
Visually check for external defects.
Clean up if necessary.
Check for bends or improper
location. Repair or place it properly
if necessary.
Check tension of timing belts.
Tighten it if necessary.
Grease conditions
Battery
Inspection While the Power is ON (Manipulator is operating)
Inspection Point
Check motion range
Move the cables back and forth
lightly to check whether the cables
are disconnected.
Push each arm in MOTOR ON
status to check whether backlash
exists.
Check whether unusual sound or
vibration occurs.
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.
G3 Rev.14
Inspection Place
End effector mounting bolts
Manipulator mounting bolts
Each arm locking bolts
Bolts/screws around shaft
Bolts/screws securing motors,
reduction gear units, etc.
External connectors on
Manipulator (on the connector
plates etc.)
Manipulator cable unit
External appearance of
Manipulator
External cables
Safeguard etc.
Inside of Arm #2
Refer to Maintenance: 2.3 Greasing.
Refer to Maintenance: 12 Lithium Battery.
Inspection Place
Each joint
External cables
(including cable unit of the
Manipulator)
Each arm
Whole
Whole
Brake
Maintenance 2. General Maintenance
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