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6.4 Parts to be Regularly Renewed
To use the TOSVERT-250Wi under optimal conditions for a maximum period of time, it is necessary to regularly
renew (repair) components whose characteristics have deteriorated. Table 6.4.1 below shows the parts used
for the inverter equipment whose regular renewal is recommended and their recommended renewal period.
Table 6.4.1 Parts to be Regularly Renewed
Product name
Recommended
renewal period
Remarks
Ventilation Fan
Large
3 years
Air filter
6 months
Can also be
cleaned.
Aluminum electrolytic
capacitor
Main circuit
7 years
Board interior
7 years
Control power supply equipment
7 years
Fuse
Main circuit
7 years
Control
circuit
7 years
Board interior
7 years
Gate board
•
For replacement of the aluminum electrolytic capacitor in the board, contact Toshiba to secure the quality of
the board. A fee is charged for the replacement. Additionally, since the gate drive board (ARND-2711) does
not use any aluminum electrolytic capacitors, the capacitor replacement work is not required.
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