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Vauxhall Workshop Service and Repair Manuals

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Seal Ring - Rear Crankshaft, Replace > < Replace oil pump seal ring

Astra H

Front Crankshaft Seal Ring, Replace

  Remove

1.   Open bonnet
2.   Disconnect battery
•   Detach ground connection from ground terminal
– Slacken nut
3.   Remove engine cover
4.   Remove air cleaner housing
5.   Raise vehicle by its full height
6.   Remove lower engine cover and right engine splash guard
7.   Insert KM-6173 (3)
•   Align support bearing (1)
•   Raise support bearing until journal (2) sits flush in mount (4)
•   Fasten KM-6173
– Screw in 2x bolts
Object Number: 8125519 Size: DEFAULT


Object Number: 7361595 Size: DEFAULT

8.   Fit KM-6001-A
Note:   Attaching KM-6001-A guarantees perfect alignment of the drive unit with the front axle body
•   Detach front right bracket (1)
•   Insert KM-6001-A
•   Attach front right bracket
•   Insert journals (4) and (5) in guide holes in front axle body
•   Fasten 3x screw connection on guide rail
•   Adjust support bearings (2) and (3)
Note:   The guide journals must be seated free from play in the support bearings

9.   Lower vehicle by its full height
10.   Remove engine damper block (1)
•   Unscrew 6x bolts (2) and (3)
•   Remove with engine damping block bracket
Object Number: 8125538 Size: DEFAULT


11.   Remove engine damping block adapter (1)
•   Unscrew 4x bolts (2)
Object Number: 3447599 Size: DEFAULT


12.   Remove ribbed V-belt
13.   Remove ribbed V-belt tensioner LUREF_1.gif
14.   Remove torsional vibration damper LUREF_1.gif
15.   Remove air intake pipe
16.   Remove air intake hose
•   Release clamp
Object Number: 8125675 Size: DEFAULT


17.   Detach engine management wiring harness
•   Disconnect 4x wiring harness plugs for injector (2)
•   Disconnect 4x wiring harness plugs, sheathed glow plug (3)
•   Disconnect wiring harness plug for camshaft sensor (1)
•   Unscrew 3 bolts
Object Number: 2408356 Size: DEFAULT


18.   Remove closure bolt from camshaft housing exhaust side
Object Number: 8063935 Size: DEFAULT


19.   Clean 2x threads
•   From closure bolt
•   From camshaft housing
20.   Disconnect exhaust camshaft
•   Screw in camshaft reference drift EN-46781 (1)
•   Ensure correct installation position
Note:   Fixing for reference drift must be installed in the horizontal position. To do this, apply marking to reference drift as an aid (arrow)
Object Number: 8063936 Size: DEFAULT


21.   Lock exhaust camshaft
•   Turn crankshaft in the direction of engine rotation by the bolt on the torsional vibration damper flange until EN-46781 engages in the exhaust camshaft
22.   Lock crankshaft, insert EN-46785 (1) through bore in transmission housing
•   Turn crankshaft carefully at bolt for torsional vibration damper flange until EN-46785 engages in flywheel
Object Number: 8125677 Size: DEFAULT


23.   Detach torsional vibration damper flange (3)
Note:   Left-handed thread
•   Unscrew bolt (2)
– Counterhold with KM-662-C (1)
– Tighten 2x bolts
Object Number: 8125676 Size: DEFAULT


24.   Raise vehicle by its full height
25.   Remove front crankshaft seal ring from timing case
Note:   Prise out with a suitable tool

  Install

26.   Push front crankshaft seal ring (2) onto sealing surface torsional vibration damper flange (1) (arrow)
Object Number: 18674666 Size: DEFAULT


27.   Install torsional vibration damper flange (2) with front crankshaft seal ring (1).
•   Carefully tighten bolt to crankshaft stop
•   Unscrew bolt
•   Remove torsional vibration damper flange
Object Number: 18674667 Size: DEFAULT


28.   Press in seal ring with flat side of EN-46775 (2)
•   Carefully tighten bolt (1) until EN-46775 lies on timing case (arrow)
Object Number: 18674668 Size: DEFAULT


29.   Remove EN-46775
•   Unscrew bolt
30.   Lower vehicle by its full height
31.   Attach torsional vibration damper flange
Note:   Left-handed thread
•   Tighten bolt 230 Nm
– Counterhold with KM-662-C
•   Detach KM-662-C
– Unscrew 2x bolts
32.   Remove EN-46785 and EN-46781
33.   Timing, Check
•   Turn crankshaft 700° in the direction of engine rotation by the bolt on the torsional vibration damper flange
•   Install EN-46781
•   Turn crankshaft in the direction of engine rotation until EN-46781 engages in the exhaust camshaft
•   Insert EN-46785
•   Turn crankshaft until EN-46785 engages in the flywheel
•   If EN-46785 does not engage in the flywheel, the procedure "Set Timings" must be repeated
34.   Remove EN-46785 and EN-46781
35.   Install closure bolt
•   Coat bolt with screw locking compound (red) and insert
Note:   Complete assembly work within 10 minutes.
•   Tighten closure bolt 15 Nm
36.   Attach engine management wiring harness
•   Connect 4x injector wiring harness plug
•   Connect wiring harness plug, camshaft sensor
•   Tighten 3x bolts
37.   Install air intake hose
•   Tighten clamp 3.5 Nm
38.   Install air intake pipe
39.   Install torsional vibration damper LUREF_1.gif
40.   Install ribbed V-belt tensioner LUREF_1.gif
41.   Install ribbed V-belt
42.   Install engine damping block adapter
•   Tighten 4x bolt 60 Nm
43.   Install engine damper block
•   Attach to side member
– Tighten 3x bolt 35 Nm
•   Attach to engine damping block bracket
– Tighten 3x bolt 55 Nm
44.   Raise vehicle by its full height
45.   Remove engine mount KM-6173
•   Unscrew 2x bolts
46.   Remove engine mount KM-6001-A
•   Undo 4x bolts
47.   Install lower engine cover and right engine splash guard
•   Tighten 4x bolts
•   Install 2x body-bound rivets
48.   Lower vehicle by its full height
49.   Install air cleaner housing with air intake hose LUREF_1.gif
50.   Install engine cover
51.   Program volatile memories
52.   Close bonnet

Seal Ring - Rear Crankshaft, Replace > < Replace oil pump seal ring