List Of Inspection Items - Yamaha YK-XR Series Installation Manual

2.
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WARNING
ENGINEERS WHO HAvE THE QUALIFICATION IN CONFORMITY WITH "2. QUALIFICATION OF OPERATORS/WORKERS" IN
SECTION 4.1 OF THE SAFETY GUIDE MUST PERFORM THE INSPECTION ITEMS REQUIRING THE COvER REMOvAL WHILE
REFERRING TO THE SEPARATE YK-XR SERIES MAINTENANCE MANUAL.
■ Inspection with the controller turned off
Machine harness
Robot cable
4 Cables prepared by user
Regulator
Joint
Air tube
Solenoid valve
Air cylinder
Exterior of robot
Major bolts and screws of robot
main body (those exposed to
the outside)
Belt
Detection parts of X-axis and
Y-axis origin sensors
Controller
Application of grease to Z-axis
spline and Z-axis ball screw (*3)
Z-axis ball screw and ball spline
■ Inspection with the controller turned on
Safeguard enclosure
Emergency stop button
Robot operation
Functional check of Z-axis
brake (*4)
Air cooling fan on the rear of
the controller
*1: If any bolt or screw is loose, retighten it. (For details about tightening torque, see the table below.)
*2: For details, see "4. Robot cable connection" in Chapter 2.
*3: For detail about how to apply the grease, see the separate Maintenance Manual.
*4: When the emergency stop button is pressed outside the safeguard enclosure or when the controller power is turned
off, visually inspect the Z-axis brake.
*5: If any object is found through the visual inspection, remove it. If noise is heard even when no object is found,
contact your distributor.
4-2

List of inspection items

: Conduct.
Location
• Check for scratch, dent, or excessive bend.
• Check for damage.
• Check for scratch, dent, or excessive bend.
• Check that the air pressure level is correct.
• Check for air leak.
• Check that the drain is discharged.
• Check the air filter for contamination or damage.
• Check for damage.
• Check for looseness. (*1)
• Check that the belt tension is appropriate.
• Check for contamination.
• Check the terminal on the outside of the
controller for looseness.
• Check the connection connector for looseness. (*2)
• Remove the old grease with a cloth rag and
apply LG2 (NSK).
• Check for play.
• Check that the safeguard enclosure is located
at its specified position.
• Check that the emergency stop turns on when
the safeguard enclosure is open.
• Check that the warning label is affixed to the
entrance.
• Check that the emergency stop turns on when
pressed.
• Check for unusual operation, vibration, or noise.
• Drop amount from the Z-axis rest state is 3 mm
or less.
• Check that the fan rotates.
• Check for object blocking the fan.
• Check for noise during rotation. (*5)
• Check the fan cover for contamination.
: Conduct if trouble is found as a result of inspection.
Contents
: Contact your distributor.
Daily 6-month Cleaning Adjustment Replacement