15. One point to second (center) propeller shaft splines (21).
--- every 2000 hours
16. Two points to third (rear) propeller shaft universal (23).
--- every 12000 hours
17. One point to third (rear) propeller shaft splines (24).
--- every 2000 hours
MAINTENANCE
21
23
7-30
M4GB-07-014
24
M4GB-07-017