Synchro Rings, Remove and Install (F17)
Note: Transmission
remains installed.
Remove
Remove gearshift cover (1) – see operation "Gearshift
Cover, Remove and Install and/or Seal (F13/F17/F17+/F18)".
Remove reversing lamps switch (2).
Remove end shield cover (3) – see operation "Gasket for
End Shield Cover, Replace (F13/F17/F17+/F18)".
Remove end shield (4) from transmission – see operation
"Gasket for End Shield, Replace (F13/F17/F17+/F18)".
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Remove
Remove main shaft – see operation "End Shield, Dismantle
and Assemble (F17)".
Dismantle main shaft – see operation "Main Shaft,
Dismantle and Assemble (F17)".
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Inspect
Replace affected synchroniser
rings:
1. |
4th gear synchroniser ring |
2. |
3rd gear synchroniser ring |
3. |
1st gear inner synchroniser ring |
4. |
1st gear intermediate ring |
5. |
1st gear outer synchroniser ring |
6. |
2nd gear outer synchroniser ring |
7. |
2nd gear intermediate ring |
8. |
2nd gear inner synchroniser ring |
Note: If a
synchromesh body assembly has been completely dismantled then the
following method of procedure shall be observed for assembly.
Assemble
Insert synchromesh body (3) into shifter collar (2). Insert
slide blocks (1 and 5) with the open end toward synchromesh
body.
Insert synchroniser spring (4); ensure that the correct end of
synchromesh body raises (arrow) for correct installation
position.
If this is not the case, turn synchroniser spring 180° and
reinstall.
Offset end of synchroniser engages in a slide block.
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Note: 5th gear
synchroniser ring is removed and installed within the scope of the
operation "End Shield, Dismantle and Assemble (F17)".
Install
Assemble main shaft – see operation "Main Shaft, Dismantle
and Assemble (F17)".
Install main shaft – see operation "End Shield, Dismantle
and Assemble (F17)".
Install
Insert end shield (1) into transmission – see operation
"Gasket for End Shield, Replace – F13/F17/F17+/F18".
Install end shield cover (2) – see operation "Gasket for
End Shield, Replace (F13/F17/F17+/F18)".
Install reversing lamps switch (4) with new seal ring –
tightening torque 20 Nm / 15 lbf. ft.
Install gearshift cover (3) – see operation "Gearshift
Cover, Remove and Install and/or Seal (F13/F17/F17+/F18)".
Inspect
Check transmission fluid level – see operation
"Transmission Fluid Level, Check and Correct
(F13/F17/F17+/F18)".
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