JLG 600A Service And Maintenance Manual page 149

SECTION 3 - CHASSIS & TURNTABLE
17. Apply grease to a new seal ring (4) and insert it in the
seal ring groove exposed on the manifold.
18. Assemble the commutator ring (6) over alignment studs
onto the manifold.
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19. Assemble a new seal ring (3) flat side up, into commuta-
tor (5) and assemble commutator over the end of drive
link (10) onto manifold (7) with seal ring side up.
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