Yamaha FLIP-X Series Maintenance Manual page 83

2.4 F20N
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WARNING
• BEFORE STARTING THE REPLACEMENT WORK, BE SURE TO DISCONNECT THE ROBOT FROM THE CONTROLLER OR
TURN OFF THE CONTROLLER POWER. IF THE ROBOT OPERATES DURING THE REPLACEMENT WORK, THIS MAY CAUSE
SERIOUS ACCIDENT.
• THE REPLACEMENT WORK WITH THE COvER REMOvED MUST BE PERFORMED ONLY BY PERSONS WHO HAvE THE
REQUIRED QUALIFICATIONS DESCRIBED IN "2. QUALIFICATION OF OPERATORS/WORKERS" IN SECTION 4.1 OF
"SAFETY INSTRUCTIONS".
• BE CAREFUL NOT TO NEGLECT TIGHTENING SCREWS OR BOLTS. IF ANY COvER IS NOT SECURED FIRMLY, THIS MAY
CAUSE NOISE, COvER DROPPING AND FLYING, HAND ENTANGLEMENT IN DRIvE UNIT DURING TEACHING, OR BURN
DUE TO HAND IN CONTACT WITH HOT SURFACE. SO, BE SURE TO TIGHTEN ALL THE SCREWS AND BOLTS SECURELY.
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CAUTION
• Since a positional shift occurs after replacing the motor, return-to-origin must be performed again and the
point data must be re-specified. When removing the parts, check and mark the part positions versus each
other so you can correctly reassemble the parts later.
• Be sure to wear safety gloves before starting the work. If you touch any steel material part with bare hands, this
may cause rust.
• Be careful not to drop any screw or bolt during cover removal work.
Turn off the controller power.
1
Place a sign indicating the robot is
2
being adjusted.
Place a sign indicating the robot is being
adjusted, to keep others from operating the
controller or operation panel.
3 Enter the safety enclosure.
4 Remove the belt cover and motor
cover.
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NOTE
For details about how to remove the cover, see "3.1
Installing and removing the cover" in Chapter 3.
5 Disconnect the motor cable
connectors.
Open the wiring box cover that is secured to
the table slider and disconnect the motor
cable connectors.
6 Remove the motor mounting bolts
(M6) (4).
7 Pull the belt off the pulley.
8 Remove the motor.
Step 5
Disconnecting the motor cable connectors
Step 6
Removing the motor mounting bolts
Motor cover
53401-A9-00
53402-A9-00
53403-A9-00 Step 7
Removing the belt
Wiring box
Motor cable
Motor mounting
bolt
Pulley
Belt
4
4-9