Special Break-in Requirements for New Cranes
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8 HOURS - During the first 50 miles of service and any time the wheels have been
removed, retorque the wheel nuts to 400-500ft. lbs.
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30 HOURS - After thirty hours of travel, drain and refill the transmission with new fluid.
Replace filter and strainer.
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40 HOURS - Retorque the swing bearing bolts to a torque of 725ft. lbs on T300-1 &
T500-1 and 980 ft. lbs on T775. Recheck every 40 hours until all bolt are found
properly torqued. Thereafter checks should be performed quarterly.
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40 HOURS - Make initial replacement of hydraulic return line filter.
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40 HOURS - Perform initial axle oil change at approximately 3,000 - 5,000 miles.
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100 HOURS - After one hundred hours drain and change the winch lubricant.
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100 HOURS - Retighten winch base mounting cap screws to 225 ft. lbs. of torque
after one hundred hours of operation.
■
100 HOURS - Retighten counterweight cap screws to 845 ft. lbs.
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100 HOURS - Check the driveshaft connections and the driving belts on the engine
accessary drives.
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250 HOURS - Check all Cummins and Detroit engine clamps and hoses for leaks, and
tighten as needed.
All handles, steps, walkways and platforms must be kept free of grease, oils, fuel,
mud snow and ice.
287P/N 12261-683 REVISED: January 2015
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