Check crankshaft bearing clearance (with
plastigage)
Note: Crankshaft
bearing cap removed
Measure
Important: To prevent thread from
breaking when removing bearing cover, remove grease from crankshaft
bearing journal and lightly oil bearing shell. Do not rotate
crankshaft.
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1. |
Lay on Plastigage
• |
Lay Plastigage (flexible plastic thread) axially over the
entire width of the con-rod bearing journal (1)
Note: Plastigage is
available via the "Opel/Vauxhall Workshop Equipment" catalogue
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Important: Note installation
position. Lug points to intake side
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2. |
Install crankshaft bearing cap with crankshaft bearing
shell
• |
Tighten 2x bolts
Note: It is not
necessary to replace the bolts when aligning the crankshaft
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3. |
Remove crankshaft bearing cap with crankshaft bearing shell
• |
Unscrew 2x bolts
Note: Note marking on
crankshaft bearing cap
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4. |
Measure crankshaft bearing play
• |
Compare width of flattened plastic thread (1) to measuring
scale (2)
Note: When reading the
value, do not confuse millimetres and inches on the measuring
scale
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• |
Permissible crankshaft bearing clearance
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5. |
Clean crankshaft bearing journal and crankshaft bearing
shell
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