Mitsubishi Electric MELFA RH-3CRH Series, Инструкция по эксплуатации

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5 Maintenance and Inspection
Maintenance and inspection procedures 5-57
(3) Inspection of timing belt
The parts related to the inspection of the timing belt are shown in Fig. 5-5 . The picture is the image which
removed the No.2 arm cover.
Replacement of the timing belt will be performed by Mitsubishi Electric.
Check the serial numbers of the robot arm and the controller, and contact Mitsubishi Electric.
Fig.5-5:Inspecting the timing belt
The procedure for inspecting the timing belt is shown below.
1) Refer to Page 52, "5.3.2 Installing/removing the cover", and remove the No.2 arm cover U.
2) Visually confirm that the symptoms indicated in Page 55, "(1) Timing belt replacement period" have
not occurred with the timing belt.
3) Refer to Page 56, "(2) Timing belt tension measurement" , and confirm the belt tension.
4) Install the No.2 arm cover U securely as before and finish inspection.
<J3 axis>
Timing belt
<J4 axis>
Timing belt A Timing belt B Timing pulley A
Timing pulley A
Note) This figure shows the RH-
3CRH series. The same
configuration is applied to
the RH-6CRH series.