Chery A21 2005, Service Manual, Page: 453 / 475

CHERY A520 SERVICE MANUAL QR519 TRANSMISSION
19
Check the gear sleeve and gear hub of the
3rd-4th synchronizer:
①
Assemble the gear sleeve and gear hub
together and check whether they can
slide smoothly or whether they are
locked up (as shown in Figure 30).
②
Check whether there is any damage in
the front and rear of the gear sleeve's
inner surface.
Note: if it is necessary to replace the gear
sleeve or hub, you shall use a new complete
set of these components for substitution.
Figure 30
(3) Clean the inner conical surfaces of
synchronizer rings by steel wire brush
(as shown in Figure 31).
Check whether there is any damage or wear
on the gear tooth surfaces of the synchronizer
ring, whether there is any damage or wear on
the
inner-diameter surface of the
synchronizer's conical portion, and whether
the screw thread is damaged due to crushing.
(4) Press the synchronizer rings in turn onto
their respective gears' conical surfaces
and check the values of the clearance
"A". The standard values of A are as
shown in the following table (unit: mm):
Synchronizer
Ring
Value of A
Wearing
Limit
1st-2nd gear 1.10-1.17 0.05
3rd-4th gear 1.35-1.90 0.05
5th gear 1.10-1.17 0.05
INSTALLATION:
The procedure to assemble the input shaft
assembly is opposite to its disassembly
procedure.
Figure 31
Figure 32
PDF created with pdfFactory Pro trial version www.pdffactory.com