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ENGINE MECHANICAL - Cylinder Head (4A-GE)
EM-35
INSPECTION, CLEANING AND REPAIR OF
CYLINDER HEAD COMPONENTS
1.
CLEAN TOP OF PISTONS AND TOP OF BLOCK
(a)
Turn the crankshaft and bring each piston to top
dead center (TDC). Using a gasket scraper, remove all
the carbon from the piston top.
(b)
Remove all the gasket material from the top of the
cylinder block.
l . . - . - - - - - - - - - - - - . : : . . 8 1 : . : : : . 8 1 = 4
(c)
Using compressed air, blow carbon and oil from the
82408
82409
bolt holes.
WARNING:
Protect your eyes when using high
pressure air.
2.
REMOVE GASKET MATERIAL
Using a gasket scraper, remove all gasket material from
the head and manifold surfaces.
CAUTION:
Be careful not to scratch the surfaces.
3.
CLEAN COMBUSTION CHAMBER
Using a wire brush, remove all the carbon from the com-
bustion chambers.
CAUTION:
Be careful not to scratch the head gasket
contact surfaces.
4.
CLEAN VALVE GUIDE BUSHINGS
Using a valve guide brush and solvent, clean all the valve
guide bushings.
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