Rh-6Fh/12Fh/20Fh Series: Inspecting/Adjusting The J4 Axis Timing Belt - Mitsubishi Electric RH-6FHM-SE Series Instruction Manual

5 Maintenance and Inspection

(4) RH-6FH/12FH/20FH series: Inspecting/Adjusting the J4 axis timing belt

As shown in Fig. 5-11, the J4 axis timing belt consists of two timing belts: timing belt A <1> and timing belt B <2>.
When adjusting the timing belts, first adjust timing belt B <2> and then proceed to adjust timing belt A <1>.
<The No.2 arm bottom view (Inside of the No.2 arm cover D)>
Shaft
Timing pulley D
<The No.2 arm upper view (Inside of the No.2 arm cover U)>
Fig.5-11 ： Inspecting/Adjusting the J4 axis timing belt
Maintenance and inspection procedures
5-87
<2> Timing belt B
Adjust first
Timing belt B adjustment screw
<1> Timing belt A
Adjust next
Push
Push
Timing pulley C
Timing pulley A
Timing belt B adjustment screw
Timing pulley A
Timing pulley B
* The figure is an example.
* The figure is an example.