Grease Replenishment For Tapered Roller Bearing In The Link Part - YASKAWA MOTOMAN-MH600 Instructions Manual

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9.3.9 Grease Replenishment for Tapered Roller Bearing in the Link Part

9 Maintenance and Inspection
9.3 Grease Replenishment/Exchange
Fig. 9-11: Link Part Diagram
Tapered roller bearing
(2 bearings)
Grease inlet
Hexagon socket head
plug PT1/8
Exhaust port
Hexagon socket head
plug PT1/8
1. Remove the hexagon socket head plug PT1/8 from the exhaust port of
each link part (6 places: 3 places × both sides).
(Refer to fig. 9-11 "Link Part Diagram" .)
2. Remove the hexagon socket head plug PT1/8 from the grease inlet of
each link part and install the grease zerk A-PT1/8.
(The grease zerk is delivered with the manipulator.)
3. Inject grease using a grease gun.
– Grease type:
– Amount of grease:
The exhaust port is used for air flow.
NOTE
Do not inject excessive grease into the grease inlets.
4. 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).
5. 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).
9-21
Exhaust port
Hexagon socket head plug PT1/8
Tapered roller bearing (2 bearings)
Grease inlet
Hexagon socket head plug PT1/8
Alvania EP grease 2
9 cc
(18cc for the 1st supply)
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Exhaust port
Hexagon socket head
plug PT1/8
Tapered roller bearing
(2 bearings)
Hexagon socket head
plug PT1/8
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