9
Trouble Shooting
12V
6V
1 2 3 4 5
Problem
Indication
Possible Cause
Solution
Charger does
not work
Indicator lights
are not on
a) Charger is not plugged in
b) Poor electrical connection
c) AC outlet is dead
a) Plug in
b) Check AC connections and make sure
mains is switched on
c) Check receptacle
Charger has
no DC output
a) Battery is connected with
reverse polarity poles
a) Check DC connection between
charger and battery and make sure
they are not short circuited
No charging
current
“Flashing”
a) Battery may be defective /
excessive current draw
b) Battery may be severely sulfated
c) Charging is interrupted in Phase 1
d) Charging is interrupted in Phase 4
a) Dead battery, it should be replaced
b) If battery cannot be de-sulfated, it
must be replaced
c) Battery cannot accept charge, it must be
replaced
d) Battery cannot retain charge, it must be
replaced
No charging
Phases
“Flashing”
a) Charger is not connected to
battery for over 2 minutes
b) Poor contact from charger to battery
c) MODE button is not pressed
a) Charger is in energy save mode
b) Check if connectors are not greasy, corroded
and making a poor connection, as well as
loose or damaged connections
c) Select MODE
