CATERPILLAR > WHEEL TRACTOR-SCRAPER > WHEEL SCRAPER( WTS ) > 637D 4JB (1984) [637D COAL SCRAPER 4JB00001-UP (MACHINE) POWERED BY 3306 ENGINE] {SEBP1454}

ENGINE ARRANGEMENT BASIC ENGINE SERVICE EQUIPMENT AND SUPPLIES LUBRICATION SYSTEM COOLING SYSTEM POWER TRAIN AIR INLET AND EXHAUST SYSTEM FUEL SYSTEM ELECTRICAL AND STARTING SYSTEM BRAKING SYSTEM FRAME AND BODY IMPLEMENTS WORK TOOLS OPERATOR STATION HYDRAULIC SYSTEM