EV DC FAST CHARGER MANUAL
SIGNET SYSTEMS Inc.
24
11-3. Order of Replacing Module
ELECTRIC SHOCK!
: Risk of electric shock. Capacitor stores hazardous energy. Do not open back
door of charger until 5 minutes after disconnecting all source of supply.
WARNING
:
Make sure turn off the power to the charger before performing any maintenance
procedures.
- Open rear door and switch off all circuit breakers.
There is a danger of getting an electric shock if you approach the inside of charger
without switching OFF ground fault circuit interrupter.
- Detach signal lines connected to module.
- Detach covers of terminals.
- Detach wrench bolts fixed to in/output busbar (6mm wrench bolt)
- Unlock and open the front door.
- Loosen 4 screws fixed for fastening module on front side.
- Detach module from charger by holding the handle of module on front side.