![]() Notice the adjustable eyebolts at the upper corners of the bowl.īy tightening or loosening the screws, the bowl can be slightly tiltedįorward or backward to change the digging angle of the blade when needed. Its knock-down construction with detachable blade and pushbeams made it superior to a standard bulldozer like the WEK7 Bulldozer with its rigid bowl as it permitted easy disassembly for compact stowage or transportation, which is always good for logistics. The XD7 Bulldozer was introduced in 1940. The bulldozer requires only one cable drum, and when operated by a rear-mounted R7 PCU, the spare drum may be used to operate other equipmen. The XD7 Bulldozer can be operated by either LeTourneau front or rear-mounted PCUs. Engaging the clutch of the power control unit will raise the blade, returning the control lever to the neutral position will hold the blade in the raised position, and releasing the brake will lower the blade. LeTourneau XD7 Bulldozer: The LeTourneau XD7 Bulldozer consists mainly of the steel blade or "bowl" across the front of the tractor the pushbeams, which support the bowl in front of the tractor the trunnion brackets, on which the rear of the pushbeams pivots and the front and rear A-frames and the ridgebeam which support the sheaves over which the cable from the PCU travels to raise and lower the blade.The WCK7 angledozer was introduced in 1942 and it became the standard LeTourneau angledozer type for the military D7. The WCK7 angledozer required only one cable drum, and when the tractor was equipped with a R7 PCU, the spare drum may be used to operate other equipment. ![]() The angledozer bowl could be adjusted into the angled position and into the tilted position. By operating the PCU control-lever, the dozer blade was raised and lowered as the tractor moves forward.
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