vauxhall Workshop Repair Guides

Vauxhall Workshop Service and Repair Manuals

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Technical Service Bulletins > < Replace timing chain (primary)

Astra H

Replace timing chain (secondary)

Spezialwerkzeugliste:
  • KM-6077

  Remove

1.   Remove camshaft timing chain LUREF_1.gif
2.   Lift camshaft timing chain
3.   Raise vehicle by its full height
4.   Remove crankshaft sprocket of camshaft timing chain (1)
Object Number: 2417740 Size: DEFAULT


Object Number: 2405282 Size: DEFAULT

5.   Remove chain tensioner of balance shaft timing chain (8)
•   Unscrew 2x bolt (9)
6.   Remove tension rail of balance shaft timing chain (7)
•   Unscrew bolt (6)
7.   Remove upper guide rail of balance shaft timing chain (2)
•   Unscrew 2x bolts (3)
8.   Remove lower guide rail of balance shaft timing chain (5)
•   Unscrew 2x bolts (4)
9.   Remove balance shaft timing chain (1)

  Install

Object Number: 2417745 Size: DEFAULT

Important:   Coloured timing chain links must tally with the sprocket markings.
10.   Install balance shaft timing chain
•   Place timing chain in position
– Copper-coloured chain link (2) on intake side balance shaft marking
– Chain link (3) on marking of sprocket of balance shaft timing chain
Note:   Affix using a plastic wedge.
– Place chain on coolant pump sprocket
– Chain link (1) on marking of balance shaft exhaust side

11.   Install lower guide rail of balance shaft timing chain
•   Tighten 2x bolt 10 Nm
12.   Install upper guide rail of balance shaft timing chain
•   Tighten 2x bolt 10 Nm
13.   Install tension rail of balance shaft timing chain
•   Tighten bolt 10 Nm
14.   Install chain tensioner of balance shaft timing chain (1)
•   Use KM-6077
Note:   Press in piston while rotating clockwise and lock using KM-6077 .
•   Tighten 2x bolt 10 Nm
•   Remove KM-6077
•   Remove plastic wedge
Note:   Check markings and installation position.
Object Number: 2417746 Size: DEFAULT


15.   Attach crankshaft sprocket of camshaft timing chain
Note:   Pay attention to installation position
16.   Lower vehicle by its full height
17.   Install camshaft timing chain LUREF_1.gif

Technical Service Bulletins > < Replace timing chain (primary)