Gasket - cylinder head - Em-CVT models (page 3 of 3)

23. Fit tool 18G 1736 to cylinder block and secure using head bolts as shown.

Refit

1. Remove head bolts and tools 18G 1736 from cylinder block.
2. Clean joint surfaces on cylinder head and block, clean oil and coolant passages. Clean exhaust manifold and cylinder head joint surfaces. De-carbonise piston crowns and cylinder head if necessary.
3. Inspect cylinder head bolts, See this section.
4. Wash cylinder head bolts and wipe dry. Oil threads and under head of bolts.
5. Fit new cylinder head gasket to cylinder block.
6. Fit cylinder head to cylinder block carefully locating dowels, use assistance.
7. Carefully enter cylinder head bolts, DO NOT DROP. Screw bolts into place by hand.

8. Working in the sequence shown,progressively tighten the cylinder head bolts to 20 Nm. Use a suitable angle torque gauge and tighten all bolts in sequence 180°. Then tighten all bolts in sequence a further 180°.

CAUTION: If bolt is overtightened, back off 90° and realign.

9. Connect multiplugs to coolant sensors.
10. Position coolant hoses to cylinder head and tighten clips.
11. Fit new exhaust manifold gasket to cylinder head.

12. Position manifold and working in the sequence shown, tighten nuts to 45 Nm.
13. Position coolant hose heat shield, fit bolts and tighten to 9 Nm.
14. Position alternator bracket.
15. Position exhaust heat shield, fit bolts and tighten to 9 Nm.
16. Tighten alternator bracket nut and bolt to 25 Nm.
17. Align alternator to bracket, fit top bolt, tighten both bolts to 45 Nm.
18. Connect alternator multiplug and lead, secure lead with nut.
19. Fit timing belt rear cover and secure with bolts.
20. Fit camshaft cover gasket. See this section.
21. Clean mating surfaces of camshaft and gears.
22. Fit gears to camshafts.
23. Using tool 12-182 to restrain gears, fit bolts and washers and tighten to 65 Nm.
24. Check timing of gears and adjust if necessary.
25. Fit tool 18G 1570 to gears.
26. Fit inlet manifold gasket. See MANIFOLD & EXHAUST SYSTEMS, Repairs.
27. Fit camshaft timing belt. See this section.
28. Refill cooling system. See COOLING SYSTEM, Adjustments.