7.Be careful not to drop a metal object on the battery or allow a metal tool to simultaneously touch the positive and negative cable ends or battery terminals. It might spark or
8.Remove personal metal items such as rings, bracelets, necklaces, and watches when working with a lead- acid battery. A
If you do not know how to safely remove and install higher amperage batteries, have this task performed by a qualified service technician.
Follow these steps to replace the battery:
1.Place Portable Power 250 upright and on a stable and level surface. Unscrew the 4 fasteners that hold the Battery Cover on the black of Portable Power 250 and remove the cover. Place the fasteners in the cover for safe keeping.
2.With Portable Power 250 still upright, slide the battery out. Using a screw driver and small adjustable wrench, remove the nut and bolt that hold the internal positive and negative cables to their respective battery terminals. Note how the nut, bolt, and washers attach the internal cable to the old battery terminal and make certain they are positioned in the same order when connecting the cables to the terminals of the new battery.
IMPORTANT: The location of the positive and negative terminals vary from one battery manufacturer to another. Check your replacement battery polarity carefully before connecting the battery cables.
3.After removing the old battery, position the new battery close to the back of Portable Power 250. Make certain the positive battery terminal is next to the red (+) internal cable and the negative terminal is next to the black
4.Securely fasten the bolt, washer, and nut that holds the red positive cable to the positive battery terminal and the black negative cable to the negative battery terminal. Do not over tighten the nut and bolt. Make sure cable polarity is correct. Reverse polarity will damage the unit and could cause serious injury.
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