Daily Maintenance - FATEK M Series User Manual

14-2 Daily Maintenance

The connection terminal may present loosening signs after running the PLC System for a longer time.
To maintain the PLC System at normal operating status, the inspection should be executed according to
daily maintenance items after confirming that the ambient environment meets the environmental
specifications that are specified in Chapter 3. When discovering any abnormal signs, please make
improvements immediately according to the specified troubleshooting method.
14-2-1 Maintenance Tools
Screwdriver
⚫
Stain removing alcohol
⚫
Cleaning cotton rag
⚫
Swab
⚫
14-2-2 Daily Maintenance Items
Daily maintenance items
No. Inspection Item
1 Appearance cleanliness
2 Appearance completeness
Back board and DIN Rail
3
installation status
Locking status of module
4
connection area
5 Appearance of wiring cable
Connection status of each
6
terminal
Power PWR
7
module indicator
PWR
indicator
RUN
indicator
Expansion
8
module ERR
indicator
ALM
indicator
* Remove the expansion module and then use a swab to wipe off the dust and stains present in inaccessible corners.
Job Content
Visual inspection
Visual inspection
If the back board and the
DIN rail are securely installed.
If the locking of module
connection area is detaching
or loosening.
If the wiring cable is
damaged.
If the terminal is loosening.
If the PWR indicator is ON.
If the PWR indicator is ON.
If the RUN indicator is ON.
If the ERR indicator is OFF.
If the ALM indicator is OFF.
3
Chapter 14 Repairs and Maintenance
Judgment Standard
If there are any stains.
If there is any damage.
The back board and the DIN
rail must be securely
installed.
The locking device of the
module connection area
must be located at the
locking position.
The wiring cable shall be
intact without any damage.
The terminal cannot present
any loosening sign.
The PWR indicator must be
ON.
The PWR indicator must be
ON.
The RUN indicator must be
ON.
The ERR indicator must be
OFF.
The ALM indicator must be
OFF.
M-Series PLC Expansion Module User Manual
Action
Wipe off the stains.
Wipe off the stains.
Check if the back board
and the rail are properly
installed.
Move the locking device
of the module
connection area back to
the locking position.
Replace the wiring cable.
Connect the terminal
properly.
For detailed
troubleshooting, please
refer to "Expansion
Module
Troubleshooting"
section.