Connecting Rod Big End Axial Play; Crankshaft End-Play - BOMBARDIER ski-doo Tundra Scandic 2004 Series Shop Manual

Section 04 ENGINE
Subsection 05 (LEAK TEST AND ENGINE DIMENSION MEASUREMENT)
CONNECTING ROD BIG END
AXIAL PLAY
ENGINE NEW PARTS
TYPE (min. - max.)
277, 443 0.20 - 0.53 mm
and 552 (.008 - .021 in)
0.39 - 0.74 mm
593
(.015 - .029 in)
Using a feeler gauge, measure distance between
thrust washer and crankshaft counterweight. If
the distance exceeds specified tolerance, repair or
replace the crankshaft.
TYPICAL

CRANKSHAFT END-PLAY

277 Engine Type
ENGINE TYPE MINIMUM
277
04-05-10
WEAR
LIMIT
1.0 mm
(.039 in)
1.20 mm
(.047 in)
MAXIMUM
0.10 mm .030 mm
(.004 in) (.012 in)
Adjustment
Crankshaft end-play is adjusted with shims locat-
ed between crankshaft and magneto side bearing.
1. Distance ring
2. Shim location
3. Bearing
4. PTO
5. MAG
CAUTION: Always install end-play adjustment
shims on the magneto side between bearing
and crankshaft counterweight.
The following is required for the adjustment pro-
cedure:
– adjustment shims (refer to Parts Catalog)
thicknesses available: 0.10 mm (.004 in)
– micrometer
– caliper.
Total shim thickness needed for the end-play ad-
justment is determined with the following proce-
dure:
a. Measure crankcase halves as illustrated (M
M ).
2
A standard compressed crankcase gasket will have
a 0.30 mm (.012 in) thickness (M
measurements to obtain dimension A.
0.20 mm (.008 in)
0.30 mm (.012 in)
0.50 mm (.020 in)
and
1
). Add these
3
MMR2004-114_04_05A.FM