Daily Inspection; Periodic Inspection - Mitsubishi GOT1000 GT15 User Manual

19.1 Daily Inspection

Daily inspection items
No.
1 GOT mounting status
Connection
2
status
Usage
3
status
Refer to the following for the model names of the protection sheet or the replacement procedure.

19.2 Periodic Inspection

Yearly or half-yearly inspection items
The following inspection should also be performed when equipment has been moved or modified or the
wiring changed.
No. Inspection Item
Surrounding
1
environment
GOT with
100-240V
AC power
2
GOT with
24VDC
power
Mounting
3
status
Connection
4
status
19
19.1 Daily Inspection
- 2
Inspection Item
Loose terminal screws
Proximate solderless
terminals
Loose connectors
Dirt on protection sheet
Foreign material
attachment
8.8 Protective Sheet
Inspection Method
Ambient
Make measurement
temperature
with thermometer or
hygrometer
Ambient
Measure corrosive
humidity
gas
Atmosphere
Power
100 to 240VAC
supply
Measure voltage
voltage
across terminals.
check
Input polarity 24VDC
of 24VDC Measure voltage
power across terminals.
Looseness Move module
Dirt, foreign
Visual check
matter
Loose
Retighten screws with
terminal
screwdriver
screws
Proximate
solderless Visual check
terminals
Loose
Visual check
connectors
Inspection
Method
Check for loose
Securely mounted
mounting screws.
Retighten screws
Not loose
with screwdriver
Visual check Proper intervals
Visual check Not loose
Visual check Not outstanding
No foreign matter
Visual check
sticking
Criterion
Display section 0 to 40°C
Other portions
10 to 90%RH
No corrosive gas
85 to 242VAC
Left : -
Right : +
Should be mounted firmly
No dirt, foreign matter
sticking
Not loose
Proper intervals
Not loose
Criterion
Retighten screws within the
specified torque range.
Retighten terminal screws
Correct
Retighten connector fixing
screws
Replace with new one
Remove clean
For use in control panel,
0 to 55°C
temperature inside control
panel is ambient
temperature
Change supply power
Change wiring
Retighten screws
Remove, clean
Retighten terminal screws
Correct
Retighten connector fixing
screws
(Continued to next page)
Action
Action