Daily Inspection - Mitsubishi A1SJH(S8) User Manual

10. MAINTENANCE AND INSPECTION

10.1 Daily Inspection

Dairy inspection items recommended are shown in Table 10.1.
Item
1
2
3
4
Check item
Confirm if mounting
Installation condition of
screws are not loose or
the base unit
cover is not detached.
Confirm if the module
Installation condition of
mounting screw is firmly
the I/O modules
tightened.
Loosening of terminal
screw
Proximity of solderless
Connection conditions terminals
Connector areas of
extension cable
POWER LED Confirm it is ON.
Confirm it is ON in the
"RUN" LED
"RUN" state.
Confirm it is ON at error
"ERROR" LED
occurrence.
Confirm if it correctly
Input LED
turns on and off.
Confirm if it correctly
Output LED
turns on and off.
Table 10.1 Dairy inspection
Content of inspection
It is installed securely. Retighten the screw.
The module mounting
screws are firmly
tightened.
No loosening.
There is an
appropriate distance.
No loosening at
connectors.
The LED is ON.
(Faulty if it is OFF.)
The LED is ON.
(Faulty if it is OFF or
flickering.)
The LED is OFF.
(ON when error has
occurred.)
The LED is ON when
input is ON,
and OFF when input
is OFF.
(Faulty other than the
above.)
The LED is ON when
output is ON,
and OFF when output
is OFF.
(Faulty other than the
above.)
10 - 2
Judgement Action
Tighten the module
mounting screw firmly.
Retighten the terminal
screw.
Correct the distance.
Retighten the
connector fixing
screw.
Per Section 11.2.2.
Section 11.2.3
Per Section 11.2.4.
Section 11.2.5
Per Section 11.2.6.
Per Section 11.4.1.
Per Section 11.4.2.