9-22
157569-1CD
HW0485652
MPL100
9 Maintenance and Inspection
9.3 Notes on Grease Replenishment/Exchange Procedures
1. Remove the hexagon socket head plug PT1/8 from the exhaust port of
Fig. 9-9 “Grease Replenishment for Links”
)
2. Remove the hexagon socket head plug PT1/8 from the grease inlet of
each link and install the grease zerk A-PT1/8. Inject grease through
the grease inlet using a grease gun.
(The grease zerk is delivered
with the manipulator.)
– Grease type:
Alvania EP Grease 2
– Amount of grease for links 1, 2, 3, 6:
6 cc (12 cc for 1st supply)
– Amount of grease for links 4, 5, 9:
12 cc (24 cc for 1st supply)
– Amount of grease for links 7, 8:
3 cc (6 cc for 1st supply)
– Amount of grease for links 10, 11:
5 cc (10 cc for 1st supply)
– Air supply pressure of grease pump:
0.3 MPa or less
– Grease injection rate:
8 g/s or less
3. Reinstall the plug into the exhaust port of each link. Before installing
the plug, apply Three Bond 1206C on the thread part of the plug.
Then tighten the plug with a tightening torque of 4.9 N•m (0.5 kgf•m).
4. Remove the grease zerk from the grease inlet, and reinstall the plug.
Before installing the plug, apply Three Bond 1206C on the thread part
of the plug. Then tighten the plug with a tightening torque of 4.9 N•m
(0.5 kgf•m).
NOTE
The exhaust port is for AIR flow: Grease is not exhausted
from the exhaust port.
Do not inject excessive grease through the grease inlet.
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