9-4
62-11039
INDICATION/
TROUBLE
POSSIBLE CAUSES
REFERENCE
SECTION
9.2 BATTERY CHARGER
Input fuse blows when charger is
turned on
Short in 12 volt wiring causing
overload of charger
Locate and re-
move short
Input fuse blows repeatedly, even
when not connected
Internal short Replace
Charger does not taper back after
charging for a few minutes
Bad cell in battery Test battery for
defect accord-
ingtobattery
manufacturer’s
instructions
Defective charger Replace
Charger does not charge
Open input circuit breaker
Charger is not receiving AC input
Reset
Using a voltme-
ter, confirm
charger is re-
ceiving correct
(230v) AC volt-
age. If not
check input
connections.
Charger output is not connected to 12 volt battery Check output
wiring connec-
tions to battery.
Defective charger Replace
Low output voltage measured
across charger output
Battery not connected to charger. It is
normal to measure 12 volts or less across
charger output with no battery connected
Check charging
leads from
charger to bat-
tery
Reverse polarity connection to
battery has caused charger to
stop charging
Internal DC fuse blown and possible
damage to current carrying components
Replace
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