TM-9-2320-280-20 HMMWV Technical Manual Unit Maintenance Volume 1 Download
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TM 9-2320-280-20-1 1-14 Change 1 1-11. LOCATION AND DESCRIPTION OF MAJOR EXTERIOR COMPONENTS The exterior components described below are common to all vehicles covered in this manual. Special differences are found in TM 9-2320-280-10 or table 1-1, differences between models, of this manual. B ENGINE – Provides power for the vehicle. A AIR CLEANER – Filters air before it enters intake manifold. D FUEL TANK – Stores fuel. C TRANSMISSION – Transmits engine power to transfer case at varying speeds. E GEARED HUB – Transfers turning action of half shafts to wheels for vehicle motion. F G H I J K L PINTLE HOOK – Permits towing of vehicles or equipment. REAR PROPELLER SHAFT – Transmits power from the transfer case to the rear differential. TRANSFER CASE – Provides full-time four-wheel drive with three drive ranges. FRONT PROPELLER SHAFT – Transmits power from the transfer case to the front differential. MASTER CYLINDER AND HYDRO-BOOST – Provides hydraulic pressure and power assist for vehicle stopping power. DIFFERENTIAL – Transfers turning action of the propeller shaft to the geared hubs through the half shafts. WINCH – 6000 lb (M1026, M1026A1, M1036, M1038, M1038A1, M1042, M1044, M1044A1, M1046, and M1046A1 only), electrically powered to provide recovery capability. M WINCH – 9000 lb, can be used on “A2” models M1025A2, M1043A2, M1045A2, and M1097A2 and M1123.