Page 892 - Workshop Manual - Aumark (BJ1051)

31A-16
Transmission (646b/651b)-transmission assembly

(b). Remove the third-shifting and fourth-shifting
synchronizers from the secondary axle.

7. Disassemble the third-shifting and fourth- shifting
synchronizers
(a). Disassemble the third-shifting and fourth-shifting
synchronizer copper rings.
Hint:
Label on the synchronizer copper rings of the
third-shifting and fourth-shifting synchronizer after
removal.

(b). Remove the third-shifting and fourth-shifting
synchronizer springs, sliders and synchronizer
retainer rings and gear stands.

31A

(c). Detect the two copper rings of the synchronizer
respectively. (Refer to “chapter 31a transmission
(646b/651b)-secondary-axle assembly, overhaul”)
(d). Inspect the gear ring and gear seat of the
synchronizer. (Refer to “chapter 31a transmission
(646b/651b)-secondary-axle assembly, overhaul”)

Page 892