seat Workshop Repair Guides

SEAT Workshop Service and Repair Manuals

Input shaft: Disassembling and assembling > < Gear prongs: Repairing
Secondary shaft for 1st to 4th gear: Assembly overview
Secondary shaft for 1st to 4th gear: Assembly overview
  Note
t  Fix gearbox to installation stand.
t  If the secondary shaft or conical roller bearings are replaced, the secondary shaft must be adjusted → Chapter.
t  Whenever new meshes or a new secondary shaft are fitted consult the technical data .
t  Replace both conical roller bearings together.
   
1 - clutch housing
2 - Oil relay washer
3 - Dished washer
q   Remove → Fig.
q   Insertion → Fig.
4 - Outer ring of roller bearing
q   Remove → Fig.
q   Insertion → Fig.
5 - Inner ring of roller bearing
q   Releasing → Fig.
q   Insertion → Fig.
6 - Secondary shaft for 1st to 4th gear
q   Adjusting → Chapter
7 - Needle bearing for 2nd gear
8 - 2nd speed selector gear
9 - Synchronizer ring (interior ring of the 2nd gear
q   Check for wear → Fig.
q   Check that the tabs show no signs of wear
q   Installation position → Fig.
10 - Outer ring of 2nd gear
q   Replace this if there are grooves or treads caused by wear
q   Fit to the synchro ring → Item
q   Installation position → Fig.
11 - 2nd gear synchro-ring
q   Check for wear → Fig.
q   Installation position → Fig.
12 - Mobile sleeve/synchroniser body of the 1st and 2nd gear
q   Release along with the 2nd gear mobile pinion → Fig. following the removal of the securing ring → Item
q   Dismantling → Fig.
q   Assembling the mobile element/synchroniser body → Fig.
q   Installation position → Fig.
q   Driving in
13 - Securing ring
14 - 1st gear synchro-ring
q   Check for wear → Fig.
q   Fit so that the grooves insert on the locking elements of the mobile element → Item
15 - Outer ring for 1st gear
q   Replace this if there are grooves or treads caused by wear
q   insert in the synchro ring → Item
q   Installation position → Fig.
16 - Synchronizer ring (interior ring of the 1st gear)
q   Check for wear → Fig.
q   Check that the tabs show no signs of wear
q   Installation position → Fig.
17 - Needle bearing for 1st gear
18 - 1st speed selector gear
q   Installation position → Fig.
19 - Thrust ring for the 1st and 4th gear
q   2 Units
q   Insert the thrust ring tab into the hole of the secondary shaft
20 - Washer
q   Keep the thrust washers → Item in place on the secondary shaft
21 - Needle roller bearing for 4th gear
22 - 4th speed selector gear
23 - Syncromesh ring for 4th gear
q   Check for wear → Fig.
24 - Mobile sleeve/synchroniser body of the 3rd and 4th gear
q   Remove along with the 4th gear mobile pinion → Fig. following the removal of the securing ring → Item
q   Dismantling → Fig.
q   Installation position of the mobile element/synchromesh body. → Fig.
q   Assembling the mobile element / synchroniser body → Fig.and → Fig.
q   Insertion → Fig.
25 - Securing ring
26 - Synchromesh ring of 3rd gear
q   Check for wear → Fig.
27 - Outer ring for 3rd gear
q   Replace this if there are grooves or treads caused by wear
q   insert in the synchro ring → Item
q   Installation position → Fig.
28 - Synchro-ring (inner ring for 3rd gear)
q   Check for wear → Fig.
q   Check that the tabs show no signs of wear
q   Installation position → Fig.
29 - Needle bearing for 3rd gear
30 - 3rd speed selector gear
q   Installation position → Fig.
31 - Inner ring of roller bearing
q   Remove → Fig.
q   Insertion → Fig.
32 - Securing ring
q   When the tapered roller bearing → Item or input shaft → Item are renewed, determine thickness of required circlip → Fig.
33 - Outer ring of roller bearing
q   Remove → Fig.
q   Insertion → Fig.
34 - Shim
q   Determine thickness → Chapter
35 - Gearbox

   

Input shaft: Disassembling and assembling > < Gear prongs: Repairing