Inspection; Assembly - BOMBARDIER ski-doo Tundra Scandic 2004 Series Shop Manual

Remove piston from connecting rod.
Install locating sleeve. Then push needle bearings
along with thrust washers and sleeve.
TYPICAL
1. Locating sleeve
2. Sleeve

INSPECTION

NOTE: Refer to LEAK TEST AND ENGINE DIMEN-
SIONS MEASUREMENT.
RAVE System
Check valve rod housing and cylinder for clogged
passages.
1. Draining hole
2. Passages
NOTE: Oil dripping from draining hole indicates a
loosen spring or damaged bellows.
MMR2004-113_04_04A.FM
Subsection 04 (593 ENGINE TYPE)
11, Bellows
Check for cracked, dried or perforated bellows.
8, Spring
Engine type
Spring
Wire diameter
Free length
Preload in N (lbf)
at compressed length of
14 mm (.551 in)

ASSEMBLY

RAVE System
Apply sealing compound Dreibond (P/N 420 297
906) in the groove of valve base and in the piston
valve groove, then install bellows.
Install RAVE valve with its mention top as illustrated
in the following photo.
RAVE VALVE PARTIALLY INSERTED
Tighten red cap no. 6 screw to bottom.
4,18, Cylinder and Piston
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.
Section 04 ENGINE
593
P/N 420 239 948
mm (in) 1.0 (.039)
mm (in) 38.0 (1.50)
19.5 (4.38)
04-04-7