Periodical Inspection - Toshiba G3 Instruction Manual

Chapter 6 Maintenance and Inspection
6.1.2

Periodical inspection

Check the following items regularly (about once every 6 months). Also, check
them when the ambient condition or environment changes.
Item
Power Module Measure the voltage of power. (Measure at power module
terminal)
Check for looseness of the terminal screws.
Check for damage of the wiring cable.
Installation state Check if the basic unit is secured.
Check if the expansion unit is secured.
Check if the each module is secured.
Check for looseness and damage of the expansion cable. No looseness or damage
I/O Module Check the input state display LED.
Check the output state display LED.
Check if the I/O terminal block is secured.
Check for looseness of the terminal screws.
Check for damage of the wiring cable.
GA932 Module Check the state display LED.
Maintenance switch
Ambient Check if the temperature, humidity, vibration, dusts is
environment within specified values.
50
6F8C1590
Be extremely careful when measuring the
WARNING
power supply voltage at the power terminal
part of the module during an inspection.
Otherwise, it may cause an electric shock.
Do not modify, repair, disassemble, or
WARNING
adjust the device, module, or board.
I
t may cause an electric shock, fire, injury, or failure. In
case of an operation error or failure, contact one of
Toshiba's sales representatives.
Table 6-1 Periodical inspection items
Inspection details
Mandatory
Prohibited
Criteria
Within specified values
No looseness
No damage
No looseness or backlash
No looseness or backlash
No looseness or backlash
Illuminates normally
Illuminates normally
No looseness or backlash
No looseness
No damage
Illuminates normally
Be able to switch normally
Within the general specifications