TM 5-3895-379-23
DRUM ASSEMBLY REPAIR - CONTINUED
0209 00
ECCENTRIC ASSEMBLY
WARNING
Use caution when handling heavy parts. Provide adequate support and use assistance during procedure.
Ensure that any lifting device used is in good condition and of suitable load capacity. Keep clear of heavy
parts supported only by lifting device. Failure to follow this warning may cause injury or death.
NOTE
The disassembly and assembly procedure is the same for front drum assembly and rear drum assembly.
Drain lubricant from vibratory bearing lube reservoir.
Weight of drum assembly is approximately 4500 lb (2041 kg). Weight of plate and support as a unit
is 310 lb (141 kg). Weight of support is 75 lb (34 kg). Weight of eccentric assembly is 460 lb (209
kg). Weight of each housing is approximately 135 lb (61 kg).
1.
Install pin (70) and drive key (69) to shaft (62).
2.
Install oil ring (71), ring (72) and sleeve (73) to shaft (62).
3.
Install spring (67) to shaft (68).
4.
Install, as a unit, spur (66), spring (67), shaft (68), drive key (69) and pin (70) to shaft (62).
5.
Install thrust block (65) to shaft (62).
6.
Install counter weight (60) to shaft (62). Install six bolts (63) and washers (64) that fasten thrust block (65) to shaft (62).
NOTE
Notice alignment marks on weight assembly components for assembly.
7.
Install weight (61) to counter weight (60).
8.
Install weight assembly (49) and install four bolts (56), eight nuts (57), four tabs (58) and shaft (59) to counter weight
(60).
0209 00-11
