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Control board alarm
Problem
Cause
Action
Control board failure.
Charger connected to the
battery, and LED controls
are OFF
Battery not connected
properly
Check battery
connectors/harness
Charger has been
connected to forklift
motor connector
Disconnect forklift motor
and connect battery
Output cables reversed
Check charger,
connectors and battery
polarities. Output fuse is
probably blown.
Bad control board
connection
Check board connectors
Bad control board
Replace control board
Generic malfunction
The control board
detected a generic
malfunction, but it is not
able to identify the cause
Check the in –and output
cables
Clean the charger as
mentioned in chapter 8
Do a visual inspection
Switch the charger
off completely, wait
5 minutes, and then
switch it on again.
If the problem persists
contact your dealer.
When none of the problems or solutions where helpful, please contact your local dealer or the
manufacturer.