Schumacher SC-10030A owner manual Troubleshooting, Problem Possible Cause Solution

20.troubleshooting

PROBLEM	POSSIBLE CAUSE	SOLUTION
The battery is connected	The charger is in tester	Press the BATTERY
and the charger is on,	mode, not charger	sIZE button to activate
but isn’t charging.	mode.	charging and select a
		charge rate.
Indicator lights are lit in	You might have acciden-	Make sure nothing is
an erratic manner not	tally activated a special	touching the control
explained in this manual.	diagnostic mode.	panel, then unplug the
		charger and plug it in
		again.
The DIGITAL DISPLAY	The incorrect battery	Reset the charger by
always flashes before	type may have been	briefly unplugging it or
the battery is completely	selected.	briefly disconnecting the
charged.	This will happen if the	negative battery clamp.
		Select the desired rate
	battery did not reach full
		(SMALL or MEDIUM TO
	charge within 24 hours.
		LARGE BATTERY) and
	May be due to a very
		battery type again,
	large battery or a bank
		if necessary.
	of batteries requiring
	more power than a
	12A30A amp charger
	can deliver within 24
	hours. The battery may
	also be faulty.
The green Charged	The battery may be	If the battery is in a ve-
LED lights a few minutes	fully charged or recently	hicle, turn the headlights
after connecting to the	charged, leaving the bat-	on for a few minutes
battery.	tery voltage high enough	to reduce the battery
	to appear to be fully	voltage and try charging
	charged.	again.
	The incorrect battery	Reset the charger by
	type may have been	briefly unplugging it or
	selected.	briefly disconnecting the
		negative battery clip.
		Select the desired rate
		(SMALL or MEDIUM TO
		LARGE BATTERY) and
		battery type again,
		if necessary.
Engine crank time is less	Starter motor may be	Charge the battery at
than specified.	drawing more than 100	the MEDIUM TO LARGE
	amps.	BATTERY rate for 10 to
		15 minutes then repeat
		the engine start process.

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