Grease Exchange For R-, B-, T-Axis Gears In The Casing; Grease Exchange For R-Axis Speed Reducer - YASKAWA Motoman NX100 Manual

9.2 Notes on Maintenance Procedures
Grease Exchange for R-, B-, T-Axis Gears in the Casing (Refer to "
Fig. 27 U-Arm Diagram ".)
1. Remove the hexagon socket head plug PT1/8 from the grease exhaust port
If grease is added with the plug on, the grease will go outside the grease box and may
NOTE
damage it. It is absolutely necessary to remove the plug.
2. Remove the hexagon socket head plug A-PT1/8 from the grease inlet and install the
grease zerk A-PT1/8. Inject the grease into the grease inlet using a grease gun. (The
grease zerk is delivered with the manipulator.)
3. The grease exchange is complete when new grease appears in the exhaust port. The
new grease can be distinguished from the old grease by color.
4. Move the R, B, and T-axes for a few minutes to discharge the excess grease.
5. Wipe the exhaust port with a cloth and reinstall the plug PT1/8. Tighten the plug with a
tightening torque of 5 N・m (0.51 kgf・m). (Apply Three Bond 1211 to the screwed
part of the plug.)
6. Remove the grease zerk from the grease inlet and reinstall the plug A-PT1/8. Tighten
the plug with a tightening torque of 5 N・m (0.51 kgf・m). (Apply Three Bond 1211 to
the screwed part of the plug.)
Grease Exchange for R-Axis Speed Reducer (Refer to " Fig. 27 U-
Arm Diagram ".)
1. Remove the hexagon socket head plug PT1/8 from the grease exhaust port
If grease is added with the plug on, the grease will go outside the grease box and may
NOTE
damage it. It is absolutely necessary to remove the plug.
2. Remove the hexagon socket head plug PT1/8 from the grease inlet and install the
grease zerk A-PT1/8. Inject the grease into the grease inlet using a grease gun. (The
grease zerk is delivered with the manipulator.)
3. The grease exchange is complete when new grease appears in the exhaust port. The
new grease can be distinguished from the old grease by color.
4. Move the R-axis for a few minutes to discharge the excess grease.
5. Wipe the exhaust port with a cloth and reinstall the plug PT1/8. Tighten the plug with a
tightening torque of 5 N・m (0.51 kgf・m). (Apply Three Bond 1211 to the screwed
part of the plug.)
Grease type: Molywhite RE No.00
Amount of grease: approx. 2000 cc
Grease type: Molywhite RE No.00
Amount of grease: approx. 1550 cc
9-17
HW0481994
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58B/76