Hitachi 288466 Manuel d'utilisateur télécharger pdf (Page 6)

Repair

6 311845C

Reassembly

Note: For steps 1-4 refer to Fig. 9.

1. Stack male gland (7) on piston rod (5).

2. Alternately stack blue UHMWPE (8) and brown

UHMWPH (9) (288466, 288467, 2884680) or

leather (288819) packings on piston rod.

Note orientation.

3. Install female gland (10).

4. Install backup washer (13) and piston wiper (12) on

piston valve (6). Note orientation.

The special sealing patch on piston valve threads is

good for 4 repackings. Use Loctite

on piston valve

threads after 4 repackings.

IG. 9

5. (Fig 10) Install ball (11) in piston rod (5). If Loctite

is applied to piston valve threads, ensure that none

gets on ball.

IG. 10

6. (Fig. 11) Install piston valve (6) to piston rod (5).

Torque to 55 +/- 3 ft-lb (74.57 +/- 4 N•

m).

FIG. 11

ti8854a

ti8855a

ti8856a

1 2 3 4 5 6 7 8 9 10 11 12 13 14

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Hitachi 288466 Manuel d'utilisateur Page 6