14Jump-Starting a Vehicle’s EngineYou can use the Duracell ® Powerpack with the suppliedjump-start cables to jump-start a vehicle or boat engine thathas a 12 V starting battery.WARNING: Fire hazardNever allow jump-start cables’ red and black clamps totouch each other or another common metal conductor.This could cause damage to the unit and/or create asparking/explosion hazard. Always switch OFF the Jump-Start power switch and store the jump-start clamps inthe appropriate holder on each side of the Duracell ®Powerpack after use.WARNING: Fire hazardJump-start cable clamps’ connection to the vehicle’sbattery terminals must be positive to positive (red clamp tobattery “+”) and negative to engine block. A reverse polarityconnection (positive to negative) may cause damage to theunit and/or create a sparking/explosion hazard.Important: Closely follow these instructions for jump-starting your vehicle because they may be different fromthe instructions supplied with other products or jump-startcables.To jump-start a vehicle or boat engine:1. Turn OFF the vehicle or boat ignition and allaccessories.2. Engage the park or emergency brake and place thetransmission in park for an automatic or neutral for amanual.3. If jump-starting a boat engine, purge the enginecompartment and bilge of all fumes.4. Position the Duracell® Powerpack on a flat, stablesurface near the battery and away from all moving