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Просмотр инструкции снегоходы Ski Doo SUMMIT 2005, страница 989
Section 03 ENGINES (2-STROKE)
Subsection 04 (LEAK TEST AND ENGINE DIMENSION MEASUREMENT)
NOTE: When the combustion chamber is filled to
top of spark plug hole, it includes an amount of
2.25 cc corresponding to the spark plug well.
– Repeat the procedure for the other cylinder.
ENGINE TYPE
COMBUSTION
CHAMBER VOLUME (cc)
(up to top thread of spark
plug hole)
443 24.0 ± 1.0
552 34.43 ± 1.2
593 28.97 ± 1.2
593 HO SDI 26.4 ±1.2
Install a thicker or thinner cylinder/crankcase gas-
ket (refer to Parts Catalogs) in order to obtain the
specified combustion chamber volume.
USED PISTON MEASUREMENT
Note the measurement on the piston dome.
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2 1
1. Piston dome
2. Piston measurement
Using a micrometer, measure piston at A perpen-
dicularly (90°)topistonpin.
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1
A
1. Measuring perpendicularly (90°) to piston pin axis
A. 15 mm (.590 in)
ENGINE
TYPE
MAXIMUM PISTON SKIRT WEAR
mm (in)
All 0.15 (.006)
The measured dimension must not be less than
0.15 mm (.006 in) of the one scribed on piston
dome. Otherwise, install a new piston.
CYLINDER/PISTON CLEARANCE
Used and New Pistons
IMPORTANT: Make sure used piston is not worn
more than specified. See USED PISTON MEA-
SUREMENT above.
Take the measurement on the piston dome.
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1. Piston dome
2. Piston measurement
116 mmr2005-013
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