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upper detent holes
Slide curved ends
valve sleeve (32)
Fig. 9
13. See Fig. 9. Lay Assembly A and Assembly B on
the workbench.
14. Slide Assembly B into the the center of the tool.
Align the upper detent holes of the guide yoke (43)
with the center line of the tool. See Fig. 9.
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. Continue holding this assembly
together. See Fig. 9.
16. Place your thumbs on the valve stop (44), grasp
the bottom of the tool with your other fingers and
press the assemblies together. 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. See Fig. 9.
Slide the tool back over the rod (40) to remove it.
Reciprocator Repair
53
ASSEMBLY A
30
into groove of
32
44
20
5
40
tool 189–305
ASSEMBLY B
43
Refer to Fig. 10 for Steps 18 to 24.
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
bottom 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), nuts (7). Torque
the nuts to 28 to 32 ft-lb (36 to 43 N-m).
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