vauxhall Workshop Repair Guides

Vauxhall Astra Workshop Service and Auto Repair Manuals

Remove and install gear wheels (F13/F13 MTA) > < Overview of Drive Shaft (F17+/F17+ MTA)

Dismantle and assemble main shaft (F13/F13 MTA)

Note:   Transmission remains installed.


Overview of Drive Shaft

  Remove

Object Number: 8326816  Size: DEFAULT

1.   Remove gearbox cover (1)
Note:   For F13 transmission.
Remove gearshift module (2)
Note:   For F13 MTA transmission.
2.   Remove reversing lamps switch (3).
•   Disconnect wiring harness plug, reversing lamp switch
•   Unscrew reversing lamp switch

Object Number: 2414110  Size: DEFAULT

3.   Attach KM-6001-B to front axle body
Note:   The guide pins must sit in the support bearing with no play.
•   Release 2x bolt (arrows) for adjustment rails on KM-6001-B (1)
•   Insert KM-6001-B as shown
Note:   2x journals (2) and (5) must sit flush in the guide holes of the front axle body.
•   Tighten 2x bolt for adjustment rails
•   Twist up front support bearing (4)
until the guide pin is in contact with the front of the engine damping block
•   Twist up rear support bearing (3)
until the guide pin is in contact with the rear of the engine damping block

4.   Remove front axle body
Important:   Do not damage wiring harnesses and attaching parts
5.   Lower engine and transmission on the left hand side
•   lower with MKM-883-1-A
Object Number: 3446875  Size: DEFAULT

6.   Remove end shield (1) cover LUREF_1.gif
7.   Remove end shield (2)

8.   Remove main shaft
Note:   If the gear wheels are damaged, the entire gear cluster must be replaced.
Object Number: 3446888  Size: DEFAULT

9.   Detach gear wheel, 1st gear (7).
•   Press 1st gear off main shaft with KM-307-B (2) and KM-736 (1).
•   Remove ball bearing (3), and thrust washer (4)
•   Remove axial needle bearing (5) and retaining ring (6)

Object Number: 3446889  Size: DEFAULT

10.   Detach 3x synchroniser ring, gear wheel, 1st gear
•   Remove needle bearing (1), inner synchroniser ring (2), intermediate ring (3) and outer synchroniser ring (4)

Object Number: 3446890  Size: DEFAULT

11.   Detach synchro body (4)
•   Detach retaining ring (1) for synchro body 1st/2nd gear assembly with KM-396 (2)
•   Detach shift sleeve (7)
•   Detach synchroniser spring (6)
•   Detach sliding blocks (3) and (5)

Object Number: 3446891  Size: DEFAULT

12.   Detach 2nd gear (5).
•   Press gear wheel, 2nd gear, off main shaft with appropriate drift punch (6) and KM-307-B (7)
•   Remove synchro body (1), inner synchroniser ring (2), intermediate ring (3) and outer synchroniser ring (4)

Object Number: 2414166  Size: DEFAULT

Important:   Always replace drive wheels (driving and driven) in pairs.
13.   Detach drive wheel (driving) (3)
•   Remove retainer (1)
•   Press drive wheel off main shaft with appropriate drift punch (2) and KM-307-B (4)

Object Number: 3446892  Size: DEFAULT

14.   Detach 4th gear
•   Place KM-307-B (1) in groove with gear wheel, 4th gear
•   Press gear wheel, 4th gear, and spacer washer (4) off main shaft with appropriate drift punch (3) and KM-307-B

Object Number: 3446893  Size: DEFAULT

15.   Detach needle bearing (1) from main shaft
16.   Detach synchroniser ring, gear wheel, 4th gear (2)
17.   Detach shift sleeve (3) from main shaft
•   Remove synchroniser spring and sliding blocks
18.   Detach gear wheel, 3rd gear (6).
•   Press synchro body 3rd/4th gear (5), synchroniser ring and gear wheel, 3rd gear, off main shaft with appropriate drift punch (4) and KM-307-B

19.   Clean all parts
20.   Check all parts for damage
Note:   Replace damaged components.

  Install

21.   Immerse all parts in transmission fluid before installation.
22.   Lubricate all bearing bore holes and seating surfaces with transmission fluid before installation.
Object Number: 2414066  Size: DEFAULT

23.   Assemble synchro body 1st/2nd gear and 3rd/4th gear
Note:   Synchro body assembly 1st/2nd gear and 3rd/4th gear can only be pressed onto main shaft in an assembled state

Overview of Synchronisation .
•   Insert synchro body (3) into shifter collar (2).
•   Insert 3x sliding block (1) and (5)
Note:   Insert with the open side facing the synchro body
•   Insert synchroniser spring (4)
Note:   Ensure that when installed in the correct position, the free end lifts off the synchro body (arrow).

If this is not the case, turn synchroniser spring 180° and reinstall.

Offset end of synchroniser engages in a slide block.

Object Number: 2414169  Size: DEFAULT

24.   Attach gear wheel, 3rd gear (3), to main shaft
•   Attach needle bearing (2) for gear wheel, 3rd gear, to main shaft (1)
•   Push gear wheel, 3rd gear, on to the main shaft from the drive wheel side
Note:   Cone (arrow) points in the direction of the drive wheel
25.   Press synchro body assembly for 3rd/4th gear (6) with KM-277 (5) onto main shaft.
•   Place synchroniser ring (4) onto 3rd gear cone.

Object Number: 2414170  Size: DEFAULT

26.   Attach gear wheel, 4th gear (2), to main shaft
Note:   Always replace drive gears in pairs.
•   Attach needle bearing, gear wheel, 4th gear to main shaft
•   Attach synchroniser ring (3) to main shaft
•   Attach spacer washer (1) to main shaft
Note:   4x groove (arrows) points to the gear wheel, 4th gear.
27.   Attach drive wheel (5) to main shaft
Note:   Collar points towards the spacer washer.
•   Press drive wheel on to main shaft with KM-311-2 (4)
•   Attach retaining ring (6)
Note:   Use new retaining ring.

Object Number: 3446894  Size: DEFAULT

28.   Attach gear wheel, 2nd gear (4), to main shaft
•   Attach inner synchroniser ring (3)
Note:   Lugs must sit in grooves of gear wheel.
•   Attach intermediate ring (2)
•   Attach outer synchroniser ring (1)
Note:   Grooves must sit on the lugs of the inner synchroniser ring.
29.   Attach synchro body assembly (5) to main shaft

Object Number: 3446895  Size: DEFAULT

30.   Press synchro body assembly on to main shaft with KM-277 (1)
Note:   Lugs in outer synchroniser ring must align with grooves in synchro body.

Shift fork groove (arrow) points towards the ball bearing seat
31.   Attach retaining ring (3) with retaining ring pliers (2)
Note:   Use new retaining ring.

Object Number: 3446896  Size: DEFAULT

32.   Attach outer synchroniser ring (3)
Note:   Lugs must sit in the grooves of the synchro body (4).
33.   Attach intermediate ring (2)
34.   Attach inner synchroniser ring (1)
Note:   Lugs must sit in the grooves of the outer synchroniser ring.
35.   Attach needle bearing, 1st gear, (5) to main shaft

Object Number: 3446897  Size: DEFAULT

36.   Attach 1st gear (5)
Note:   Grooves must sit on the lugs of the intermediate ring.
•   Attach axial needle bearing (3)
•   Attach spacer washer (2)
•   Fit new retaining ring (4)
37.   Press ball bearing (1) on to main shaft with KM-334 (6)

Object Number: 3446875  Size: DEFAULT

38.   Install end shield (2)
39.   Attach end shield cover (1) LUREF_1.gif

Important:   Do not damage wiring harnesses and attaching parts
40.   Raise engine and transmission on the left hand side
•   Raise with MKM-883-1-A
41.   Install front axle body
42.   Detach KM-6001-B from front axle body
Object Number: 8326816  Size: DEFAULT

43.   Install gearbox cover (1)
Note:   For F13 transmission.
Install gearshift module (2)
Note:   For F13 MTA transmission.
44.   Fit reversing lamp switch (3)
•   Tighten reversing lamp switch
•   Connect wiring harness plug for reversing lamp switch

45.   Correct transmission fluid level
•   F13
•   F13 MTA

Remove and install gear wheels (F13/F13 MTA) > < Overview of Drive Shaft (F17+/F17+ MTA)