Projecta HDBM35 Manual page 14

8. ABNORMAL DISPLAY AND TROUBLE SHOOTING
Abnormal Condition
No battery detected
Battery short circuit
Inverse battery connections Incorrect connection
Voltage is too low
Voltage is too high
Battery bad cell protection
Over-temperature
protection
Over voltage control
protection
Over current control
protection
Bad battery
(in Test mode)
Need to charge
(in Test mode)
1414
Possible Cause
Loose connection
Incorrect connection
If the battery voltage is
less than 2-4V, the charger
will not start to recharge
the battery automatically
12V batt. set with the
24V mode
Battery has failed
The charger needs to
be checked
The charger needs to
be checked
The charger needs to
be checked
Battery is short circuited
or has failed
Deeply discharged or
sulphated battery
Suggested Solution
Check the battery and terminal
connections
Check the battery and cables
connections
Reverse the polarity of the
connection to the battery
Press and hold for 3 seconds
to force the charging process to
start (Check the connections before
activating this function)
Change to the correct 12/24V mode
Replace the battery
Contact your distributor
Contact your distributor
Contact your distributor
Replace the battery
Use the Charge mode to
recharge the battery