Grease Replenishment/Exchange For B-Axis And T-Axis Speed Reducers And Gear - YASKAWA MOTOMAN-MH900 Maintenance Manual

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MH900
3.6
3 Grease Replenishment/Exchange
3.6 Grease Replenishment/Exchange for B-axis and T-Axis Speed
3. Inject grease into the grease inlet using a grease gun.
(The grease zerk is delivered with the Manipulator.)
– Grease type:
– Amount of grease:
– Air supply pressure of grease pump:
– Grease injection rate:
4. The grease exchange is complete when new grease appears in the
grease exhaust port.
Distinguish new grease from the old grease by color.
5. Move the R-axis for a few minutes to discharge excess grease.
6. Wipe the discharged grease with a cloth, 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 23N•m
(2.4kgf•m).
7. 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 23N•m
(2.4kgf•m).
• Do not install plug into exhaust port while grease is being
exhausted.
Grease may leak inside the motor and cause damage.
Grease Replenishment/Exchange for B-axis and T-Axis
Speed Reducers and Gear
Fig. 3-5: B-axis and T-axis Speed Reducers and Gear Diagram
3-10
Reducers and Gear
Molywhite RE No. 00
approx. 3000g
0.3MPa or less
8g/s or less
Grease Inlet Port
Hexagon Socket
Head Plug 1/8 BSPT
B-axis
Speed
Grease Exhaust Port
Reducer
Hexagon Socket
Head Plug 1/8 BSPT
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