Rh-3Frhr Series: Inspection Of J4 Axis Timing Belt - Mitsubishi Electric RH-FRH Series Instruction Manual

5 Maintenance and Inspection

(11) RH-3FRHR series: Inspection of J4 axis timing belt

The reference figure at inspection of the timing belt is shown in
There are the two belts of the motor side and the shaft side, in the J4 axis. Perform inspection of two belts
simultaneously.
<3> Timing pulley B
Note) The figure shows the timing belt structure section (shaft side) inside the No.2 arm.
Fig.5-19 ： Inspection of J4 axis timing belt
1) Refer to Page 101, "5.3.2 Installing/removing the
cover J4.
2) Visually confirm that the symptoms indicated in
occurred with the timing belt <2>.
Maintenance and inspection procedures
5-123
Motor side (Inside figure of No.2 arm)
No.2 arm
<3> Timing pulley B
Belt pulley cover J4 side
Note) The figure shows the timing belt structure section (motor side) inside the No.2 arm.
Remove and confirm the No.2 arm cover and the belt pulley cover J4.
Shaft side (Bottom view of No.2 arm)
No.2 arm
Belt pulley cover J4 side
Remove and confirm the No.2 arm cover and the belt pulley cover J4.
Fig.
<1> Timing belt
<1> Timing belt
cover", and remove the No.2 arm cover and the belt pulley
Page 110, "(1) Timing belt replacement period"
5-19.
<2> Timing pulley A
No.2 arm cover section
<2> Timing pulley A
No.2 arm cover section
have not