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5
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TROUBLESHOOTING
PROBLEM
CAUSE
SOLUTION
No meter reading.
Charger is not plugged in
Plug in
Connections are reversed
With charger unplugged, reverse clips
and reconnect (rock back and forth to bite
in)
Poor electrical connection
Clean clips and battery poles and
reconnect (roll back and forth to bite in)
AC outlet is dead
Plug in a lamp or other appliance to check
for voltage
Battery is defective (not accept charge)
Check battery
Knife fuse is broken
Replace knife fuse
Thermal protector is switched off
Wait until charger cooled down and reset
automatically
Ammeter does not taper down.
Battery has problem and not fully charged. Check battery
High meter reading
Battery is defective (not take a charge).
Check battery
Charging current is less than full
output rating of charger.
Battery is partially charged.
Continue charging.
Battery is defective (battery plates are
crusted) and not accept a full charge.
Check battery and replace
AC power supply is low.
Plug charger into another AC outlet.
