Grease Replenishment/Exchange For L-Axis Speed Reducer - YASKAWA MOTOMAN-MH215 II Instructions Manual

MH215
II

9.3.1.2 Grease Replenishment/Exchange for L-Axis Speed Reducer

9 Maintenance and Inspection
9.3 Grease Replenishment/Exchange
Fig. 9-5: L-Axis Speed Reducer Diagram
Grease Inlet
Hexagon socket head plug PT1/8

Grease Exchange
(Refer to Fig. 9-5 "L-Axis Speed Reducer Diagram".)
1. Make the L-arm vertical to the ground.
2. Remove the hexagon socket head plug from the grease inlet and
exhaust port.
If grease is injected with the plug on, the grease will leak
inside the motor and may cause a damage. Make sure to
remove the plug before the grease injection.
NOTE
Do not install a joint, a hose, etc. to the grease exhaust port.
Failure to observe this instruction may result in damage to
the motor due to coming off of an oil seal.
3. Install a grease zerk A-PT1/8 to the grease inlet. (The grease zerk is
delivered with the manipulator.)
4. Inject grease through the grease inlet using a grease gun.
– Grease type:
– Amount of grease:
– Air supply pressure of grease pump:
– Grease injection rate:
5. Move the L-axis for a few minutes to discharge excess grease.
6. Wipe the discharged grease with a cloth and reinstall the plug PT3/8
on the grease exhaust port. Apply Three Bond 1206C to the thread
part of the plug, and tighten the plug with a tightening torque of 23 N
•
(2.3 kgf m).
7. Remove the grease zerk from the grease inlet and reinstall the plug
PT1/8. Apply Three Bond 1206C to the thread part of the plug, and
tighten the plug with a tightening torque of 4.9 N
9-10
177010-1CD
Grease exhaust port
Hexagon socket head plug PT3/8
Molywhite RE No. 00
280 cc
(560 cc for 1st supply)
0.3 MPa or less
8 g/s or less
• •
m (0.5 kgf m).
HW1483759
•
m
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