Usage:
PS-110 ( 7MD ),
PS-130 ( 7ND ),
PS-180 ( 7PD ) Pneumatic Compactors
Description of Change: A new key and pin assembly and new axle shaft is used in the lower gear drive assemblies on the above pneumatic compactors. In some cases the former key could shift position in the keyway on the former axle shaft. The new key is dowel pined to the new axle shaft to prevent key movement relative to the axle shaft. Refer to the illustration for the location of the new components.
Location on new components in lower drive assembly.
Adaptable To: The new 7X9054 Axle Shaft and 7X9055 Key and Pin Assembly are direct replacements for the former 773509 Axle Shaft and 773447 Key in the lower rear drive assemblies on the above compactors. Two new pin and key assemblies are used on each new axle shaft.
When assembling the lower drive unit, be sure the threads on the 7X9054 Axle Shaft and the 775110 Nuts are clean and dry. Tighten the nuts to a torque of 540 N·m (400 lb ft).