vauxhall Workshop Repair Guides

Vauxhall Workshop Service and Repair Manuals

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Coolant flange, remove and install > < Check con-rod bearing clearance (with Plastigage)

Astra H

Coolant Pipe, Remove and Install

  Remove

1.   Remove turbocharger
2.   Remove battery
•   Detach positive terminal (3) from positive pole
– Slacken nut
•   Remove bracket 1)
– Unscrew bolt (2)
Object Number: 7360933 Size: DEFAULT


3.   Remove battery support.
•   Unclip control unit of pre-heating system (4)
•   Unclip coolant hose bracket (5)
•   Detach wiring harness
– Unclip 2x from battery support (1)
•   Unclip wiring harness plug (3)
•   Unscrew 3x bolts (2)
Object Number: 3446570 Size: DEFAULT


4.   Detach coolant hose between thermostat housing and radiator (1) from thermostat housing
•   Release clamp
Object Number: 10678264 Size: DEFAULT


5.   Detach heat exchanger coolant return hose from coolant pipe (1)
•   Release clamp
Object Number: 10678265 Size: DEFAULT


6.   Remove coolant return pipe (1)
•   Unscrew bolt, nut (arrows)
Object Number: 10680328 Size: DEFAULT


7.   Remove coolant pipe (1)
•   Detach coolant pipe from cylinder block
– Unscrew bolt (2)
•   Detach coolant pipe from thermostat housing
– Unscrew bolt
•   Draw coolant pipe out of coolant flange in direction of arrow
•   Unclip vacuum hose
•   Detach coolant hose between coolant pipe and thermostat housing flange (3) from coolant pipe
– Release clamp
Object Number: 10678266 Size: DEFAULT


  Install

8.   Install coolant pipe
•   Attach coolant hose between coolant pipe and thermostat housing flange to coolant pipe
– Fasten clamp
•   Clip in vacuum hose
•   Insert coolant pipe into coolant flange
– Replace sealing ring
•   Attach coolant pipe to cylinder block
– Tighten bolt 95 Nm
•   Attach coolant pipe to thermostat housing
– Tighten bolt 24 Nm
9.   Install coolant return pipe
•   Tighten bolt 51 Nm
•   Tighten nuts 24 Nm
10.   Attach heat exchanger coolant return hose to coolant pipe
•   Fasten clamp
11.   Attach coolant hose between thermostat housing and radiator to thermostat housing
•   Fasten clamp
12.   Install battery holder
•   Tighten 3x bolts
•   Clip in wiring harness plug
•   Attach wiring harness
– Clip 2x to battery support
•   Clip in bracket for coolant hose
•   Clip in control unit of pre-heating system
13.   Install battery
•   Install bracket
– Tighten bolt
•   Attach positive connection to positive terminal
– Tighten nut
14.   Install turbocharger

Coolant flange, remove and install > < Check con-rod bearing clearance (with Plastigage)