C8 Maintenance    2. General Maintenance 
 
186  C Series Maintenance Manual Rev.2 
2.3.1 Joint #1 Reduction Gear Unit (Table Top Mounting)   
 
  Remove the Arm #1 side cover. 
For details, refer to C8 Maintenance: 3. Covers. 
  Remove the grease plug from the Joint #1 grease 
inlet located inside the Arm #1. 
 
  Attach the grease nipple to the Joint #1 grease 
inlet. 
  Inject grease from the grease nipple using a 
grease gun 
Grease: SK-1A 
Grease amount: 11g 
  Remove the grease nipple from the Joint #1 
grease inlet. 
 
  Attach the grease plug to the Joint #1 grease 
inlet. 
If the grease plug is damaged or deteriorated, 
replace it with a new one. 
  Install the Arm #1 side cover. 
For details, refer to C8 Maintenance: 3. Covers.