Toyota RM787U, Руководство по обслуживанию и ремонту

Страница: 1012 / 1976

A05222
Front
Recessed Heat Bolt
8 mm Hexagon Wrench
A05219
7
8
5
6
3
4
1
2
7
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8
5
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6
3
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4
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1
2
12 Pointed Head Bolt
Front
P12424
EM-40
- ENGINE MECHANICAL CYLINDER HEAD
983
Author: Date:
2001 SIENNA (RM787U)
34. REMOVE CYLINDER HEADS
(a) Using an 8 mm hexagon wrench, remove the cylinder
head (recessed head) bolt on each cylinder head, then re-
peat for the other side, as shown.
(b) Uniformly loosen and remove the 8 cylinder head (12
pointed head) bolts on each cylinder head, in several
passes, in the sequence shown, then repeat for the other
side, as shown. Remove the 16 cylinder head bolts and
plate washers.
NOTICE:
Head warpage or cracking could result from removing
bolts in an incorrect order.
(c) Lift the cylinder head from the dowels on the cylinder
block and place the 2 cylinder heads on wooden blocks
on a bench.
HINT:
If the cylinder head is difficult to lift off, pry between the cylinder
head and cylinder block with a screwdriver.
NOTICE:
Be careful not to damage the contact surfaces of the cylin-
der head and cylinder block.