Hitachi 236464 - Manual (Page 20)

20 308350
Service
9. Install the seal (30*) on the intake valve (5). Lubri-
cate the seal and the threads of the intake valve.
10. One end of the intake housing (7) has a rounded
ball cavity (S) on the inside (see Fig. 9). Install the
ball (13*) in this cavity, then screw the intake
valve (5) into the intake housing handtight. See
Fig. 10. The threads will engage easily until the
seal contacts the sealing surface of the intake
housing.
04493A
Fig. 10
1
2
7
5
13*
30* 2
2
Lubricate.
Orient so the end with the ball cavity (S, see Fig. 9)
faces the ball (13*).
1
11. Install the seal (11*) on the bottom of the
cylinder (2). See Fig. 8. Lubricate the seal and the
threads of the cylinder. Screw the intake
housing (7) onto the cylinder handtight. The
threads will engage easily until the seal contacts
the sealing surface of the intake housing.
12. Using a pipe wrench, torque the intake housing (7)
to 325–353 N
Sm (240–260 ft-lb). This will also
torque the cylinder (2) into the outlet housing (6).
See Fig. 8.
13. Using a 2–3/4 in. socket or a pipe wrench, torque
the intake valve (5) to 190–217 N Sm (140–160
ft-lb).
14. Torque the packing nut (8) to 61–75 N Sm (45–55
ft-lb).
15. Reconnect the displacement pump to the air motor
as explained on page 14.