9.2 Notes on Maintenance Procedures
9-13
HW0481893
9.2.5
Grease Replenishment for R-Axis Speed Reducer
Note that the grease replenishment procedure is different by serial number of the subject
manipulator.
The serial number is indicated on a nameplate. (Refer to " Explanation of Warning Labels " on
page 6(vi).)
For Application of Serial Numbers S3W120-5 to S3W120-6
Fig. 31 (a) R-Axis Speed Reducer Diagram (For Serial Numbers S3W120-5 to S3W120-6)
1. Remove a plug from the exhaust port.
2. Remove a plug from the grease inlet, then install the grease zerk PT1/8. The grease
zerk is provided at factory.
3. Inject grease into the grease inlet using a grease gun. (Refer to " Fig. 31 (a) R-Axis
Speed Reducer Diagram (For Serial Numbers S3W120-5 to S3W120-6) ".)
4. Remove the grease zerk from the grease inlet, then reinstall the plug.
Apply Three Bond 1206C to screwed parts when installing the plug.
5. Reinstall the plug on the exhaust port.
Apply Three Bond 1206C to screwed parts when installing the plug.
Grease type: Harmonic grease SK-1A
Amount of grease: 8cc
(16cc for first supply)
The exhaust port is used for air flow. Do not inject excessive grease into the grease inlet.
Exhaust
port
Grease
inlet
(Hexagon
socket
head
plug
PT1/8)
(Hexagon
socket
head
plug
PT1/8)
NOTE
