Periodical Inspection - HOKUYO AUTOMATIC UST-05LN User Manual

8.4 Periodical inspection

Periodical inspection should be performed to ensure the detection capability of the UST. Table 8-4 below
shows an example list of periodical inspection items. It is recommended to perform this inspection in six
months interval. This inspection should be performed together with daily inspection.
No.
1 Screw are tightly fastened
2 No displacement from the original mounting position
3 No scratch or crack on the optical window
4 Screws of the optical window are tightly fastened
5 No oil/grease or dirt on the optical window
6 No visible damage on the UST
7 Cable connector is in good condition and tightly fastened
When the test piece is placed in the detection area
8
Output 1 to 3 switch from ON state to OFF state
When the test piece is removed from the detection area
9
Output 1 to 3 switch from OFF state to ON state
10 Area switching is according to input signal
11 Predetermined system operation is carried out as expected
* Must check items 8 and 9 for all the areas

For the traceability purposes it is recommended to maintain and store the
maintenance and inspection records.
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Table 8-4 Periodical inspection list
Check item
Document No: C-41-02490-9
Condition
Remark
Yes No