Repair
308390N
15
13. Lay Assembly A and Assembly B on the work
14. Slide Assembly B into the center of the tool. Align
the upper detent holes of the guide yoke (43) with
the center line of the tool. (F
15. Insert the spring (20) and one ball (5) into the valve
stop (44) of Assembly A. Tilt the valve stop and start
guiding it into the tool, making sure the ball is sliding
into the rounded slot in the tool. Place the other ball
at the other end of the spring and push it in with your
thumb while rotating the valve stop (44) until the
spring is horizontal and the balls are in place. Con-
tinue holding this assembly together. (F
16. Slide the valve stop assembly down into the tool.
Make sure the balls (5) snap into the upper set of
holes in the yoke (43), and the curved ends of the
guide clamp have engaged the valve sleeve (32)
groove. Slide the tool back over the rod (40) to
remove it. (F
Refer to F
. 10 for Steps 17-23
17. If the tie rods (49) were removed, reinstall them with
the short threaded end up. The other end should be
screwed about 9/16” into the bottom cylinder cap
(47).
NOTE:
When reinstalling the cylinder (39, Step 18), be
sure the “P” port in the valve spool (31) and the port in
the bottom cylinder cap (47) are in line with each other.
Be sure the o-rings (13) are in place in both cylinder
caps.
18. Slide the cylinder (39) with the piston/displacement
rod already installed in it, into the groove in the bot-
tom cylinder cap (47). Position the spool valve (31)
over the cylinder and press down firmly.
19. Install the capscrew (14), o-ring (33), and washer
(27). Install the lockwashers (6) and nuts (7). Torque
the nuts to 28-32 ft-lb (36-43 N.m).
20. Reinstall the fluid tube (57) and fittings (16, 17).
Torque the fittings to 25-35 ft-lb (34-48 N.m). See
the Parts Drawing on page 18.
F
IG
. 9
53
upper detent holes
ASSEMBLY B
tool 189305
44
20
5
43
32
40
ASSEMBLY A
30
Slide curved ends
into groove of
valve sleeve (32)
NOTICE
Never install the fluid tube (57) before torquing the tie
rods. Doing so could cause misalignment and dam-
age the reciprocator when it is operated.