TM 9-2350-287-10OPERATING THE APU (continued)Electrical Support of Another VehicleUnder normal conditions, the APU generator can supply enough electrical power to operateits own electrical system and that of another vehicle that possesses a compatible electricalsystem. There are limitations to the generators output, however. When your vehicle’shydraulic system operates under load, the generator may occasionally switch off. This is onlya temporary situation, and the generatorwill automatically switch on when hydraulic pressuredecreases.1.Park your vehicle close enough to the supported vehicle so that the slave cable can beinterconnected at the slave receptacles of both vehicles. If your M992A1 is to supporta self-propelled howitzer (M109A2, M109A3, or M109A6) during conveyor operation,position your vehicle back-to-back with the howitzer and deploy the conveyor (p. 2-150).2.With brake pedal (3) depressed, place transmission shift selector lever (1) in N (neutral)and set parking BRAKE LOCK handle (2).WARNINGTurn MASTER switch and all other electrical switches in bothvehicles OFF, to avoid personal injury or vehicle damage.3.Shut down main engine in both vehicles (p. 2-99). Turn MASTER switches to OFF in bothvehicles.2-122Change 1
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