Ski-Doo Ski Doo MX Z 2005 [968/1429] Assembly

Ski-Doo Ski Doo MX Z 2005 [968/1429] Assembly
Section 03 ENGINES (2-STROKE)
Subsection 03 (593 AND 593 HO SDI ENGINES)
1
A32C16A
2
1. Draining hole
2. Passages
NOTE: Oil dripping from draining hole indicates a
loosen spring or damaged bellows.
Bellows
Check for cracked, dried or perforated bellows
no. 11.
Spring
Check if the compression springs no. 87 are in
specifications.
ENGINE
SPRING
P/N
COLOR
WIRE
DIA.
mm
(in)
FREE
LENGTH
mm (in)
593 420 239 948 GREY
1.0
(.039)
38.0
(1.50)
593 HO
SDI
420 239 942 BLACK
0.8
(.031)
42.5
(1.67)
ASSEMBLY
RAVE System
Apply Dreibond sealing compound (P/N 420 297
906) in the groove of valve base and in the piston
valve groove, then install bellows.
NOTE: To ease the installation of the spring no. 12
retaining bellows no. 13 to valve piston, refer to
the following photo.
A32CD0A
1
2
TYPICAL
1. Locking tie
2. Spring
Install RAVE valve with its mention TOP as illus-
trated in the following photo.
A32C15A
RAVE VALVE PARTIALLY INSERTED
Tighten red cap no. 6 screw to bottom.
Cylinder and Piston
Be sure to restore the chamfer around all cylinder
sleeve port openings.
Before inserting piston no. 18 in cylinder no. 4,lu-
bricate the cylinder with new injection oil or equiv-
alent.
Cylinder Head Cover, Cylinder
Head and Cylinder
Check flatness of part sealing surfaces. Refer
to LEAK TEST AND ENGINE DIMENSION MEA-
SUREMENT and look for CHECKING SURFACE
FLATNESS.
mmr2005-012 95

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