2400 ELECTRICAL POWER SYSTEM 2410 ALTERNATOR-GENERATOR DRIVE 2420 AC GENERATION SYSTEM 2421 AC GENERATOR-ALTERNATOR 2422 AC INVERTER 2423 PHASE ADAPTER 2424 AC REGULATOR 2425 AC INDICATING SYSTEM 2430 DC GENERATING SYSTEM 2431 BATTERY OVERHEAT WARN. SYSTEM 2432 BATTERY/CHARGER SYSTEM 2434 DC GENERATOR-ALTERNATOR 2435 STARTER-GENERATOR 2436 DC REGULATOR 2437 DC INDICATING SYSTEM 2440 EXTERNAL POWER SYSTEM 2450 AC POWER DISTRIBUTION SYSTEM 2460 DC POWER/DISTRIBUTION SYSTEM 2497 ELECTRICAL POWER SYSTEM WIRING