TM 10-4610-229-24
3-16. MASS BALANCING WEIGHT REPLACEMENT/REPAIR (CONT)
a.
Removal and Disassembly
1
Remove bearing ring and gear.
2
Attach puller to end of balancing shaft.
3
Slide puller weight outward with force to free balancing shaft from rear ball bearing.
4
Remove mass balancing shaft.
5
Check balancing shaft for warpage. Repair or replace as required.
6
Remove ball bearing.
7
Remove ball bearing.
b.
Assembly and Installation
CAUTION
When replacing balancing gear on balancing shaft, the marks on the shaft and gear must aline
perfectly. Do not scar or nick bearing surface.
1
Install balancing gear on balancing shaft.
2
Aline mark on gear with mark on shaft.
CAUTION
As balancing shaft is installed, timing mark on balancing head must aline with timing mark on idler
gear.
3
Attach puller to balancing shaft.
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