Operating Instructions - Schumacher SL1 Owner's Manual

8. OPERATING INSTRUCTIONS

8.1 JUMP STARTING A VEHICLE ENGINE
IMPORTANT: Do not use the jump starter
while charging its internal battery.
IMPORTANT: Using the jump starter
without a battery installed in the vehicle will
damage the vehicle's electrical system.
1. Turn the ignition OFF.
2. Lay the DC cables away from any
fan blades, belts, pulleys and other
moving parts.
3. Plug the battery clamp cable into the
jump starter's input socket.
NOTE: Make sure all of the vehicle's
electrical devices are turned off.
4. For a negative-ground vehicle (as
in most vehicles), connect the unit's
POSITIVE (RED) clamp to the
POSITIVE (POS, P, +) battery post.
Next, connect the NEGATIVE (BLACK)
clamp to the vehicle chassis or engine
block, away from the battery.
5. For a positive-ground vehicle, connect
the NEGATIVE (BLACK) clamp to the
NEGATIVE (NEG, N, -) battery post.
Next, connect the POSITIVE (RED)
clamp to the vehicle chassis or engine
block away from the battery.
6. After a proper connection has been
made, press the
display shows JUMP START READY,
the jump starter is ready for use.
WARNING! RISK OF EXPLOSION.
If you have connected the clamps
backwards, an audio alarm will sound,
and the display will show WARNING-
CLAMPS REVERSED. Press the
button to turn off the unit. Reverse the
connections. Press the
the unit back on.
7. Crank the engine. If the engine does
not start within 5-8 seconds, stop
cranking and wait at least 1 minute
before attempting to start the vehicle
again. The display will show BATTERY
COOL DOWN xx SEC REMAINING.
When the display shows JUMP START
READY, the jump starter is ready
for use.
8. After the engine starts, press the
button to turn the unit off. Disconnect
the black clamp (-) and then the red
clamp (+), in that order.
9. Recharge the unit as soon as possible
after each use.
button. When the
button to turn
• 6 •
8.2 STARTING A BATTERY WITH LOW
VOLTAGE
If the vehicle's battery voltage is too low for
the jump starter to detect that the clamps
are connected, there is a manual start
procedure to enable the jump start function.
1. Make sure the clamps are correctly
connected.
2. Press and hold the
5 seconds. When the display shows
JUMP START READY, the jump starter
is ready for use.
WARNING! This overrides a safety feature.
It will energize the clamps and cause
sparking if they are touched together. If the
clamp connections are reversed, damage
to the unit, battery and possibly the car's
electrical system will occur.
8.3 POWERING A 12V DC DEVICE (up to 6A)
The Fuel Pack is a power source for most
DC accessories that are equipped with a
12V accessory plug.
NOTE: Charging while operating a DC
device (light, USB, memory saver) will
extend run time, but will also extend
recharge time. If the load exceeds 1A, it
will discharge the battery.
1. Make sure the device to be powered
is OFF before inserting the 12V DC
accessory plug into the 12V DC outlet.
2. Plug the 12V port adaptor into the unit's
12V output port.
3. Plug your device into the 12V adaptor
port and turn on the device (if required).
4. Press the
5. When finished, turn off the DC device
(if required) and disconnect the device.
Press any button, to turn on the display.
Then press the
12V function.
6. Recharge the Fuel Pack immediately
after unplugging the device.
8.4 USING THE USB PORT
The USB port provides up to 2A at 5V DC.
1. Press the
2. Plug the USB connector into the USB
port of the unit.
3. Plug the other (micro) end of the
adaptor into your device. Turn device
on, if necessary.
4. When finished using the USB port, turn
off the device (if necessary) and unplug
the device. Press any button, to
turn on the display. Then press the
button twice, to turn off the USB function.
5. Recharge the unit.
button for
button on the unit, twice.
button, to turn off the
button on the unit.