TM 9-6115-729-24
0115
DISASSEMBLY
WARNING
Retaining rings are under tension and can act as projectiles when being removed. Use eye
protection when removing retaining rings. Failure to comply can cause injury to personnel.
1. At rear end of rocker shaft assembly, remove retaining ring (Figure 1, Item 8) and stand (Figure 1, Item 9)
from rocker shaft (Figure 1, Item 10).
2. Remove inlet rocker arm (Figure 1, Item 11), exhaust rocker arm (Figure 1, Item 12), stand (Figure 1, Item
13), spring (Figure 1, Item 14), and stand (Figure 1, Item 15).
3. At front end of rocker shaft assembly, remove inlet rocker arm (Figure 1, Item 11), exhaust rocker arm
(Figure 1, Item 12), and stand (Figure 1, Item 16).
4. Remove 12 nuts (Figure 1, Item 17) and adjustment screws (Figure 1, Item 18) from six inlet rocker arms
(Figure 1, Item 11) and six exhaust rocker arms (Figure 1, Item 12).
END OF TASK
ASSEMBLY
1. Install 12 adjusting screws (Figure 1, Item 18) and nuts (Figure 1, Item 17) on six exhaust rocker arms
(Figure 1, Item 12) and six inlet rocker arms (Figure 1, Item 11).
2. At front end of rocker shaft assembly, install stand (Figure 1, Item 16), exhaust rocker arm (Figure 1, Item 12),
and inlet rocker arm (Figure 1, Item 11).
3. Install stand (Figure 1, Item 15), spring (Figure 1, Item 14), stand (Figure 1, Item 13), exhaust rocker arm
(Figure 1, Item 12), and inlet rocker arm (Figure 1, Item 11). Repeat for next four sets of rocker arms.
4. At rear end of rocker shaft assembly, install stand (Figure 1, Item 9) and retaining ring (Figure 1, Item 8).
END OF TASK
INSTALLATION
1. Install six inlet valve bridges (Figure 1, Item 7) on cylinder head (Figure 1, Item 5).
2. Install 12 pushrods (Figure 1, Item 6) in cylinder head (Figure 1, Item 5).
3. Position entire rocker shaft assembly on cylinder head (Figure 1, Item 5) and install 11 washers (Figure 1,
Item 4) and bolts (Figure 1, Item 3).
4. Install two washers (Figure 1, Item 2) and bolts (Figure 1, Item 1) on stand (Figure 1, Item 9).
END OF TASK
0115-3