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9.2 Notes on Maintenance Procedures
9-14
HW0481893
For Application of Serial Numbers S3W120-7 to RH9520-3112
Fig. 31 (b) R-Axis Speed Reducer Diagram (For Serial Numbers S3W120-7 to RH9520-3112)
1. Remove a plug from the exhaust port.
2. Remove the cover plug.
3. Inject grease into the grease inlet using a grease gun. (Refer to " Fig. 31 (b) R-Axis
Speed Reducer Diagram (For Serial Numbers S3W120-7 to RH9520-3112) ".)
4. Reinstall the cover 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.
Grease
zerk
A-MT6X1
Cover
plug
Grease
inlet
Exhaust
port
(Hexagon
socket
head
plug
PT1/8)
NOTE