8 Compare the calculated values with the limits in Table 8-2 - Crank-web deflection limits
in mm.
Tab 8-2 Crank-web deflection limits in mm
Vertical Horizontal
Engine type Crank No. 1
(Driving End)
Crank No. 2 to
the next to last
crank
Last crank (Free End) All cranks
Note 1 Note 2
X35, X35-B 0.27 0.19 0.19 0.19 0.09
-0.27 -0.19 -0.19 -0.27 -0.09
X40, X40-B
X40DF
0.32 0.23 0.23 0.23 0.11
-0.32 -0.23 -0.23 -0.32 -0.11
X52
X52DF
0.45 0.32 0.32 0.32 0.15
-0.45 -0.32 -0.32 -0.45 -0.15
X62, X62-B
X62DF
0.56 0.40 0.40 0.40 0.18
-0.56 -0.40 -0.40 -0.56 -0.18
X72, X72-B
X72DF
0.82 0.58 0.58 0.58 0.27
-0.82 -0.58 -0.58 -0.82 -0.27
X82, X82-B
X82DF
0.90 0.64 0.64 0.64 0.29
-0.90 -0.64 -0.64 -0.90 -0.29
X92, X92-B
X92DF
1.08 0.76 0.76 0.76 0.35
-1.08 -0.76 -0.76 -1.08 -0.35
Note 1 - Applicable for an engine with no more weight at the Free End (that is no
torsional vibration damper, no front disc, and no PTO connection)
Note 2 - Applicable for an engine with more weight at the Free End (that is with torsional
vibration damper, and/or with front disc, and/or with PTO connection)
NOTE: Refer to Figure 8-4 for the definitions for the measurement.
X72DF
AA00-3103-00AAA-360A-A
Maintenance Manual Crankshaft - do a check of the crank deflection
Winterthur Gas & Diesel Ltd.
- 354 - Issue 002 2020-10
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