TB 9-2320-279-13&P-4
0071
12 25
6
21 22
17 18
8
23
16
10 24
16
19 20
Figure 2.
7. Remove preformed packing (17), two packing retainers (18), preformed packing (19), packing retainer (20),
preformed packing (21), and packing retainer (22) from counterbalance valve (16). Discard preformed packings
and packing retainers.
8. Remove fitting (8) and preformed packing (23) from counterbalance valve block (6). Discard preformed packing.
9. Remove fitting (10) and preformed packing (24) from counterbalance valve block (6). Discard preformed packing.
10. Remove fitting (12) and preformed packing (25) from counterbalance valve block (6). Discard preformed packing.
END OF TASK
INSTALLATION
NOTE
Install fittings as noted prior to removal.
1. Lightly lubricate preformed packing (25) with clean oil and install preformed packing (25) and fitting (12) on
counterbalance valve block (6).
12 25
6
21 22
17 18
8
23
16
10 24
16
19 20
Figure 3.