Harbor Freight Tools 38391 operating instructions Jump Starting a Vehicle

If you use the Jump-Start with a power inverter (not included) as a 120 V~ power source, Table 3 will give you approximate times to expect with a fully charged unit.

Table 3

120 V~ Power Source Usage Times using a power inverter (not included)

	Estimated	Estimated
Appliance	Power	Use
	(watts)	(hours)
Spotlight, DVD	100	1.5
Player, Sump Pump
Faxes/TV’s	150	1
Small Appliances
Computers/Printers	200	0.75
Medium Power Tool,	250	0.5
Blender

Note: The appliance will be plugged into the power inverter (not included), and the 12 VDC Cigarette Lighter plug from the inverter will plug into the 12 VDC Cigarette Lighter Receptacle on the side of the unit.

Jump Starting a Vehicle

1.NOTE: Press the Light Switch to activate Work Light in case it is needed.

2.Attach the Red (+) Clamp (1) to the red (+) positive battery terminal.

3.Attach the Black (-)Clamp (2) to a non-moving metal engine part on negative ground systems, not to the negative (-) battery terminal.

4.Turn the On/Off switch to “On”.

5.Turn the ignition to “On”- Accessory (not start) and wait a couple of minutes.

6.Attempt to start the engine for no more than 5-6 seconds.

7.If the vehicle does not start, wait at least three minutes until trying again.

Repeated attempts may flood the engine or wear out the engine starter. If unable to start, replace the battery.

WARNING! Do not let the black and red clamps touch each other or a common metal conductor.

8.When the engine is running, switch off the Jump-Start.

9.Disconnect the Black (-)Clamp and return it to its position on the Jump- Start. Then, disconnect the Red (+) Clamp and return it to its position on the Jump-Start.

10.After each jump start, fully recharge the Jump-Start battery until the DC Charging LED turns off.

SKU 38391 For technical questions, please call 1-800-444-3353. Page 6