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18
ENGINE
j'r
o
o.o~
I
r
~
80.
8
71.
1
. .
304691-10
-
Check needle bearings
for damage and wear.
•
If there is damage or wear:
-
Change the needle bearings.
-
Check the pivot points of main shaft
and countershaft
for damage and wear.
•
If there is damage or wear:
-
Change the main shaft and/or countershaft.
-
Check the tooth profiles of main shaft
and countershaft
for damage and wear.
•
If there is damage or wear:
-
Change the main shaft and/or countershaft.
-
Check the pivot points of idler gears
for damage and wear.
•
If there is damage or wear:
-
Change the gear wheel pair.
-
Check the shift dogs of idler gears
and sliding gears
for damage and wear.
•
If there is damage or wear:
-
Change the gear wheel pair.
-
Check the tooth faces of idler gears
,sliding gears
,and fixed gear
for damage and wear.
•
If there is damage or wear:
-
Change the gear wheel pair.
-
Check the tooth profiles of sliding gears
for damage and wear.
•
If there is damage or wear:
-
Change the gear wheel pair.
-
Check sliding gear
for smooth operation in the profile of main shaft
•
If the sliding gear does not move freely:
-
Change the sliding gear or the main shaft.
-
Check sliding gears
for smooth operation in the profile of countershaft
•
If the sliding gear does not move freely:
-
Change the sliding gear or the countershaft.
-
Check stop disks
for damage and wear.
•
If there is damage or wear:
-
Change the stop disks.
-
Use new lock rings
with every repair.
177
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