CAT 740 30.2
1
0engine is manufactured by Caterpillar in Lafayette, Indiana, and is then shipped to Caterpillar's assembly plant in Decatur, Illinois.
The transmission and torque converter are manufactured by Caterpillar in East Peoria, Illinois, and is then shipped to Caterpillar's assembly plant in Decatur, Illinois.
The axle assemblies are manufactured by Caterpillar in Winston-Salem, North Carolina, and are shipped to the customer site.[19]
The tires are manufactured by Michelin North America at the US7 Earthmover Manufacturing plant in Lexington, South Carolina, and are shipped to the customer site.
The driver's cab is manufactured by Bergstrom Climate Control Systems' Contract Assembly division in Joliet, Illinois. Each cab is assembled by one person and requires forty hours to complete. The cab is shipped to the customer site.
The dump body is composed of five components: the floor, the two sides, the front wall and the canopy. The dump body is manufactured at Caterpillar Mexico in Monterrey, Mexico, as well as at least to a limited degree by WesTech of Casper, Wyoming in the western United States and shipped in component form to the customer site where it is assembled and welded into a monolithic structure before being joined to the frame during final assembly.
The frame is created from nine individual metal castings manufactured by Harrison Steel Castings Co., in Attica, Indiana and by Amite Foundry and Machine, Inc., in Amite City, Louisiana. The smallest casting weighs 500 lb (230 kg) and the largest casting weighs 12,000 lb (5,400 kg). The rough castings are shipped to the Caterpillar Decatur, Illinois, assembly plant.
At Caterpillar's assembly plant in Decatur, Illinois, the frame is assembled and the powertrain is installed and tested.
The nine castings that compose the frame are machined to provide clean welding surfaces. The castings are placed in a jig, and are initially joined by human welders. The frame is moved to a second welding station for further wel
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