OPERATING THE APU (continued)Charging Low Batteries with the APUTM 9-2350-287-102.3.NOTEThis procedure applies only to vehicles with low-chargebatteries. If no gages or lights function on a vehicle whenits MASTER switch is ON, batteries are dead. To chargedead batteries, refer to Charging Dead Batteries with theAPU (p. 2-127).Before trying to charge batteries, do the following:a.Check batteries for broken cases or cables, severe corrosion, and other damage.Notify Unit maintenance if batteries are damaged.b. Check electrolyte level (refer to TM 9-6140-200-14). Add distilled water asnecessary.FILL TOBOTTOM OF RINGPark your vehicle close enough tosupported vehicle so that slave cablecan be interconnected at slavereceptacles of both vehicles.With brake pedal (3) depressed, placeshift lever (1) in N (neutral) and setBRAKE LOCK handle (2).To avoid personal injury andvehicle damage, turn offMASTER switch and all otherelectrical switches in bothvehicles.WARNING2-125
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