PIN ASSEM. 8V2633 - Caterpillar

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Remove set screw (30), spring (29) and seat (28) from stem (17) .
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Perform steps 5 through 14 for valves (31) and (32). Refer to the following steps for valve (33) .
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Remove two bolts (35) and end cap (34) from valve (33) .
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Remove O-ring (36), retainer (37), spring seat (38), spring (39) and O-ring (40) from end cap (34) .
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Remove two bolts (43), end cap (42) and O-ring (41) from valve (33) .
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Use a screwdriver in order to hold spool (45). Remove bolt (44) with an allen wrench.
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Remove bolt (44), spring seat (46), spring (47) and spacer (48) from valve (33) .
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Remove retainer (49) and O-ring (50) from valve (33). Remove two backup rings (51) from spool (45). Remove spool (45) .
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Remove check valve (52) from valve (33) .
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Remove poppet (53) and spring (54) from valve (33). Remove O-ring (56) and backup ring (57) from poppet (53) .
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Remove relief valve (58) from inlet housing (59) .
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Remove O-ring (59) from relief valve (58). Remove stem (60) from relief valve (58) .
Remove seat (62) and spring (61) from stem (60) .
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Remove spool (63), plunger (64) and spring (65) from seat (62). Remove O-ring (66) and backup ring (67) from spool (63) .
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Remove cap (69), nut (68) and O-rings (70) from stem (60). Remove O-ring (71), O-ring (73) and backup ring (72) from stem (60) .
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Remove set screw (76), spring (75) and seat (74) from stem (60) .