5-129
Maintenance and inspection procedures
(2) RH-3FRHR series
■ Clean/waterproof specification
1) Turn off the controller's power supply.
2) Refer to
Page 101, "5.3.2 Installing/removing the cover"
, and remove the belt pulley cover J4.
3) Loosen the two fixing (M4) screws of bellows, and remove the bellows to downward together with belt pulley
cover J4.
4) Remove the four fixing screws which fix the bellows to the belt pulley cover J4, and removes the ring, then
the bellows can be removed from belt pulley cover J4.
5) Fix the new bellows to the belt pulley cover J4 in the same way (screw tightening torque: 0.8Nm). Fill the
gap between the belt pulley cover J4 and the bellows with a seal such as a liquid gasket.
6) Install the belt pulley cover J4 as before.
7) Fix the bellows to shaft with adjusting the position of the bellows's bottom to 30mm from end of shaft. Align
two set screws (M4) to the D cut surface and fix them securely.
8) Fill the gap between the bellows fixing section and the shaft with a seal, such as a liquid gasket.
9) Sticks the attached ABS mark on the lower part of bellows. Makes the J4 axis into the position of 0 degree
by jog operation etc., and match the ABS mark sticker with ABS mark on the shaft, and stick it.
[Caution] When installing the belt pulley cover J4 to the No. 2 arm, please check the condition of the sealing. In
the event that the sealing material has been removed or has been bent or broken to the extent that it
cannot be return to the original form, be sure to replace the sealing material. Please inform the dealer, if
exchange is necessary.
Fig.5-22 ： Replace the bellows
㻟㻜㼙㼙
㻿㼑㼠㻌㼟㼏㼞㼑㼣㻌㻹㻠㻌㼠㼣㼛㻌㼟㼏㼞㼑㼣㼟
㻰㻌㼏㼡㼠㻌㼟㼡㼞㼒㼍㼏㼑
㻭㼜㼜㼘㼥㻌㼘㼕㼝㼡㼕㼐㻌㼓㼍㼟㼗㼑㼠
㻮㼑㼘㼠㻌㼜㼡㼘㼘㼑㼥㻌㼏㼛㼢㼑㼞㻌㻶㻠
㻭㼜㼜㼘㼥㻌㼘㼕㼝㼡㼕㼐㻌㼓㼍㼟㼗㼑㼠
㻟㻜㼙㼙
㻭㻮㻿㻌㼙㼍㼞㼗
㻸㼕㼝㼡㼕㼐㻌㼓㼍㼟㼗㼑㼠㻌
㼍㼜㼜㼘㼕㼏㼍㼠㼕㼛㼚㻌㼍㼞㼑㼍
㻿㼔㼍㼒㼠
㻹㻟㼤㻢㻌㼒㼛㼡㼞㻌㼟㼏㼞㼑㼣㼟
㻹㻟㻌㼒㼛㼡㼞㻌㼣㼍㼟㼔㼑㼞
㻰㼑㼠㼍㼕㼘㻌㼛㼒㻌㻰㻌㼏㼡㼠㻌㼟㼡㼞㼒㼍㼏㼑
㼂㼕㼑㼣㻌㻮
㻰㻌㼏㼡㼠㻌㼟㼡㼞㼒㼍㼏㼑
㻮
