Section 04 ENGINE
Sub-Section 01 (503 ENGINE TYPE)
04-01-5
To minimize the effect of acceleration forces on
circlip, install each circlip so the circlip break is at
6 o’clock as illustrated. Use piston circlip installer
(P / N 529 0086 00).
1. Place circlip in
2. Restrain
3. Oil
1. Piston notch
2. Circlip break at 6 o’clock
CAUTION : Circlips must not move freely
in the groove after installation. If so, re-
place them.
7,15, Cylinder and Piston
NOTE : Be sure to restore the chamfer
around all cylinder sleeve port openings.
Before inserting piston in cylinder, lubricate the
cylinder with new injection oil or equivalent.
Install proper ring compressor on piston assem-
bly.
NOTE : The ring compressor will not fit on
over size pistons.
5,7,11, Cylinder Head, Cylinder and
Intake Socket
Check flatness of intake sockets.
Refer to ENGINE DIMENSION MEASUREMENT
04-04 and look for checking surface flatness.
At cylinder and / or cylinder head installation, use
aligning tool or exhaust manifold itself to ensure
sealing of intake manifold and exhaust before
tightening cylinder head nuts.
A01B1QA
1
2
3
529 0169 00
1
2
A01C02A
-
ENGINE TYPE
RING COMPRESSOR
P /N
503 420 8769 70
ENGINE TYPE
ALIGNING TOOL
P/N
503 420 8761 71
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