Grease Replenishment/Exchange; Grease Replenishment (Refer To " Fig. 24 S-Axis Speed Reducer And Gear Diagram ".) - YASKAWA Motoman NX100 Manual

HW0481994
9.2.2
Grease Replenishment/Exchange for S-Axis Speed
Reducer
1BC
A
AIR
molex molex molex
Grease inlet
Hexagon socket head plug A-PT1/4
Grease Replenishment (Refer to " Fig. 24 S-Axis Speed Reducer
and Gear 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 inside the motor and may damage it.
NOTE
It is absolutely necessary to remove the plug.
2. Remove the hexagon socket head plug A-PT1/4 from the grease inlet and install the
grease zerk A-PT1/4. Inject the grease into the grease inlet using a grease gun. (The
grease zerk is delivered with the manipulator.)
3. Move the S-axis for a few minutes to discharge the excess grease.
4. 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.)
5. Remove the grease zerk from the grease inlet and reinstall the plug A-PT1/4. 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.)
S1
2BC
3BC
Grease exhaust port
Hexagon socket head plug PT1/8
Fig. 24 S-Axis Speed Reducer and Gear Diagram
Grease type: Molywhite RE No.00
Amount of grease: Approx. 1200 cc
(2400 cc for 1st supply)
9-8
9.2 Notes on Maintenance Procedures
S-axis speed
reducer
54/76