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SeaDoo Rotax 1503 4-Tec 2005 - Page 108

SeaDoo Rotax 1503 4-Tec 2005
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Section 01 ENGINES (1503 4-TEC)
Subsection 07 (CYLINDER BLOCK)
1
R1503motr41A
2
1. Dial gauge
2. Crankshaft
CRANKSHAFT AXIAL CLEARANCE mm (in)
NEW MINIMUM 0.08 (.003)
NEW MAXIMUM 0.22 (.009)
SERVICE LIMIT
0.35 (.014)
Installation
For installation, reverse the removal procedure.
Pay attention to following details.
NOTE: Before installing the crankshaft, make
sure that the timing chain is on the crankshaft and
the chain guide has been installed first. Those
parts cannot be installed when the crankshaft is
in place.
CAUTION: Crankshaft and balancer shaft
marks have to be aligned.
R1503motr17A
12
1. Mark on balancer shaft
2. Mark on crankshaft
For correct installation of the connecting rods, re-
fer to PISTON/CONNECTING ROD in this section.
CAUTION: It is absolutely necessary to follow
this procedure. Otherwise severe engine dam-
age can occur.
CAUTION: Never forget thrust washers no. 4
on center of crankshaft to control axial adjust-
ment.
Insert thrust washers as soon as crankshaft is in
place as per following illustration.
R1503motr09A
1
THRUST WASHER INSERT DIRECTION
1. Thrust washer
CAUTION: Thrust washers have to be flush
with the cylinder block sealing surface.
SMR2005-037 103
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