TROUBLESHOOTING
Voltage indicator
Light / lights are off.
Voltage indicator light / lights are blown.
Voltage indicator connection cable socket may be fallen off.
Check if the load disconnector is off.
Cell front cover cannot be turned on or off.
Check if the earthing disconnector is off.
If on, turn off.
Earthing disconnector cannot be turned on.
Check if the cell front cell is correctly placed.
Remove the cell front cover and turn the earthing blade on and off a few
times while the cover is open. While performing this procedure, push the
earthing disconnector blades downwards with your hand.
Load disconnector cannot be turned off.
Check if the earthing disconnector is on.
Load disconnector cannot be operated
electrically.
Check if low voltage connections are done.
Check if low voltage fuses are off.
Check if the earthing blade is completely on.
Check if DC auxiliary supply source is charged or not.
Check the polarity of the connection made for DF supply source.
Closing spring assembly engine is not
working.
(Engine mechanism is optional.)
Check if low voltage connections are done.
Check if low voltage fuses are off.
Check if the earthing blade is completely on.
Check if DC auxiliary supply source is charged or not.
Check the polarity of the connection made for DF supply source.
Closing spring cannot be assembled.
Check if the medium voltage fuses are steady.
If one of the fuses is blown, replace the fuses.
Check if medium voltages are correctly placed.
ELECTRIC TERMINAL SCHEME
