TM 55-1925-282-14&P
0020 00
4. Install the bottom follower (figure 1, item 15) over the stem (figure 1, item 11), and push it into place in contact
with the upper packing (figure 1, item 16).
5. Lubricate the valve stem (figure 1, item 11) threads with antiseizing compound.
6. Install the first new spring washer (figure 1, item 13) over the stem (figure 1, item 11) with the concave side
facing upward.
7. Install the stop disk (figure 1, item 14).
8. Install the second new spring washer (figure 1, item 13) with the concave side facing downward, resting on
the stop disk (figure 1, item 14).
9. Install the third spring new washer (figure 1, item 13) with the concave side facing upward.
10. Install the top follower (figure 1, item 15) on the stem (figure 1, item 11) in contact with the third new spring
washer (figure 1, item 13).
11. Install the handle (figure 1, item 1) over the top follower (figure 1, item 15) on the stem (figure 1, item 11) such
that the handle is over the stop pin (figure 1, item 17) on the stop disk (figure 1, item 14) when the valve is in
the OPEN position.
12. Install a new jam nut (figure 1, item 12) on the stem (figure 1, item 11) to retain the handle (figure 1, item 1)
in place. Tighten the jam nut until all spring washers (figure 1, item 13) are fully compressed and then loosen
1/8th of a turn.
13. Install new seats (figure 1, item 8) in the end fittings (figure 1, item 5) with the flat end of the seat inserted in
the flat recess in the end fitting.
14. Install new gaskets (figure 1, item 7) on the end fittings (figure 1, item 5).
15. Rotate the stem (figure 1, item 11) to position the valve to the CLOSED position.
16. Insert the ball (figure 1, item 10) into the valve body (figure 1, item 6).
! CAUTION
Take care not to scratch or nick the ball in any way, or leaks could occur in the repaired
valve.
17. Carefully, slide the tang of the stem (figure 1, item 11) into the recess on top of the ball (figure 1, item 10),
taking care not to scratch or nick the ball.
18. Rotate the valve handle (figure 1, item 1) to the OPEN position.
19. Install the cavity fillers (figure 1, item 9) in the ball (figure 1, item 10).
20. Insert the valve body (figure 1, item 6) into position in the end fittings (figure 1, item 5).
21. Rotate the valve handle (figure 1, item 1) to the CLOSED position.
22. Install the three sets of nuts (figure 1, item 2), new lockwashers (figure 1, item 3) and bolts (figure 1, item 4),
hand tight.
0020 00-3
