5-121
Maintenance and inspection procedures
(9) RH-3FRHR series: Inspection of J2 axis timing belt
The reference figure at inspection of the timing belt is shown in
Fig.5-17 ： Inspection of J2 axis timing belt
1) Refer to
Page 101, "5.3.2 Installing/removing the cover"
, and remove the No.1 arm cover B.
2) Visually confirm that the symptoms indicated in
Page 110, "(1) Timing belt replacement period"
have not
occurred with the timing belt <2>.
3) Refer to
Page 111, "(2) Timing belt tension measurement"
, and confirm the belt tension.
For replacement of the timing belt, check the serial numbers of the robot arm and the controller and contact
the dealer.
4) Install the No.1 arm cover B securely as before and finish inspection.
Note) The figure shows the timing belt structure section in the No.1 arm portion.
Remove and confirm both No.1 arm cover B.
<1> Timing belt
<2> Timing pulley A
No.1 arm cover B side
<3> Timing pulley B
Upper face of No.1 arm
Inside of the No.1 arm
