Schumacher Electric SPI3 Manuel page 9

Find your battery's rating on the following chart, and note the charge time given for each
charger setting. The times given are for batteries with a 50% charge prior to recharging.
Add more time for severely discharged batteries.
SMALL
BATTERIES
CARS/TRUCKS
MARINE/DEEP-CYCLE
14. DISPLAY MESSAGES
SELECT BATTERY TYPE
LEAD-ACID BATTERY-PRESS AGAIN FOR LITHIUM ION
begin for lead-acid battery type. Press again to change to lithium ion battery type.
CONNECT CLAMPS
connected to a battery.
WARNING CLAMPS REVERSED
are connected backwards to a 12V battery.
ANALYZING BATTERY
connected to a 12V battery correctly.
CHARGING 12V – XX%
connected to a discharged 12V battery.
FULLY CHARGED AUTO MAINTAINING
outlet and correctly connected to a fully charged 12V battery.
CHARGE ABORTED-BAD BATTERY
Circumstances that could cause an Abort situation during charging:
The battery is severely sulfated or has a shorted cell and can't reach a full charge.
The battery is too large or there is a bank of batteries and it doesn't reach full charge
within a set time period.
Circumstances that could cause an Abort situation during maintain:
The battery is severely sulfated or has a weak cell and will not hold a charge.
There is a large draw on the battery and the charger has to supply its maximum maintain
current for a 12 hour period to keep the battery at full charge.
15. MAINTENANCE INSTRUCTIONS
15.1 Cleaning and user maintenance should not be done by children without supervision.
15.2 After use and before performing maintenance, unplug and disconnect the battery charger
(see sections 6, 7 and 8).
15.3 Use a dry cloth to wipe all battery corrosion and other dirt or oil from the battery
connectors, cords, and the charger case.
15.4 Ensure that all of the charger components are in place and in good working condition, for
example, the plastic boots on the battery clips.
15.5 Servicing does not require opening the unit, as there are no user-serviceable parts.
15.6
15.7 If the supply cord is damaged, it must be replaced by the manufacturer, its service agent or
BATTERY SIZE/RATING
Motorcycle,
garden tractor, etc.
200-315 CCA
315-550 CCA
550-1000 CCA
6-12 Ah
12-32 Ah
36-46 Ah
46-58 Ah
58-111 Ah
56 Ah
86 Ah
96 Ah
106 Ah
9
CHARGE RATE/
CHARGING TIME
3 AMP
1½-2½ hrs
2½-7 hrs
7½-9½ h
9½-12 h
MAINTAIN ONLY
MAINTAIN ONLY
MAINTAIN ONLY
MAINTAIN ONLY
MAINTAIN ONLY