Daewoo Nubira User Manual page 438

DAEWOO V–121 BL4
DOHC ENGINE MECHANICAL 1C – 19
Cleaning Procedure
1. Clean the gasket surfaces of the cylinder head and
the engine block.
2. Make sure the gasket surfaces of the cylinder head
and the engine block are free of nicks and heavy
scratches.
3. Clean the cylinder head bolts.
4. Inspect the cylinder head for warpage. Refer to
"Cylinder Head and Valve Train Components" in
this section.
Installation Procedure
1. Install the cylinder head gasket.
2. Install the cylinder head with the intake manifold
and the exhaust manifold attached.
3. Install the cylinder head bolts.
4. Tighten the cylinder head bolts gradually and in the
sequence shown.
Tighten
Tighten the cylinder head bolts to 25 NSm (18 lb–ft)
and turn the bolts another 3 turns of 90 degrees using
the angular torque gauge KM–470–B.
5. Connect the throttle cable at the throttle body and
the intake manifold.
6. Install the generator–to–intake manifold support
bracket.
7. Install the intake generator–to–manifold support
bracket bolts.
Tighten
Tighten the generator–to–intake manifold support
bracket bolts to the intake manifold to 35 NSm (26 lb–
ft).
8. Install the intake manifold support bracket bolt to
the generator.
Tighten
Tighten the intakemanifold support bracket bolt at the
generator to 20 NSm (15 lb–ft).
9. Connect the surge tank coolant hose at the throttle
body.
10. Connect the coolant hose to the rear cylinder head
and ignition coil EGR bracket.