Komatsu 830E-AC Shop Manual page 576

11. Withdraw threaded end of plug through shell
opening. (Refer to Figure 3-20).
FIGURE 3-20. PLUG ASSEMBLY
12. Pull plug until seated solidly into position on
shell opening.
13. Install valve core. Using dry nitrogen, slowly
pressurize bladder with sufficient pressure
[approximately 34 kPa (5 psi)] to hold plug and
poppet assembly in place.
14. Install washer onto plug and poppet assembly
and slide washer until seated against anti-extru-
sion ring. (Refer to Figure 3-21).
FIGURE 3-21. WASHER INSTALLATION
J3-22
15. Install O-ring over plug and poppet assembly
and push until seated.
16. Install spacer with smaller diameter of the
shoulder toward shell.
17. Install locknut on plug and poppet assembly and
tighten securely. This will squeeze O-ring into
place. (Refer to Figure 3-22).
18. Install pipe plug into plug and poppet assembly.
19. Install accumulator on truck and charge accord-
ing to Charging Procedure.
FIGURE 3-23. INSTALLATION/REMOVAL OF
Brake Circuit Component Service
DO NOT TWIST O-RING.
FIGURE 3-22. LOCKNUT INSTALLATION
"DYNA-SEAL
1. Dyna-Seal
2. Charging Valve
3. Accumulator
J03034