3-1
163475-1CD
163475-1CD
MHTH Postioner
SIGMA V
3 Maintenance
3.1 Ordering Parts
3 Maintenance
Maintenance of the MHTH Headstock components should be performed
by authorized personnel who are familiar with the design and construction
of this positioner. The following procedures should be performed only as
needed. Read through the instructions completely before performing any
maintenance procedure. Be sure that you understand the procedure, have
the proper tools, and observe all applicable safety precautions.
3.1 Ordering Parts
Contact the Yaskawa Motoman service staff see Section 1.4 “Customer
Support Information” on page 1-8 to order spare parts.
3.2 Drive Motor Maintenance
The servo drive motor is virtually maintenance free. If the servo motor is
physically damaged due to a load collision or misuse, or if there is grinding
or excessive noise, contact Yaskawa Motoman Service Department see
Section 1.4 “Customer Support Information” on page 1-8.
3.2.1 Servopack
The servopack does not require any special maintenance. Remove dust
a
nd tighten screws periodically.
Ensure power is off before performing the following procedures.
Observe standard lockout/tagout practices.
Maintenance on the motor and reducer are not
recommended for field service. The unit should be returned
t
o Yaskawa Motoman for repairs to these components.
Table 3-4: Maintenance of AC Servo Motor
Inspection Item Frequency Inspection Operation
Vibration Daily Feel manually
Noise Daily Aurally
Exterior and
c
leaning
as required Clean with dry cloth or compressed air
Insulation
r
esistance
Annually Make sure that it is more than 10M Ohm
by measuring with a 500V insulation
tester (Megger) after disconnecting the
motor from the controller
Overhaul Every 20,000
hou
rs or 5 years
If worn or damaged, replace after
disconnecting the motor from the
machine. Contact Yaskawa Motoman
Service.
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