BRP-Powertrain
Maintenance Manual
72-00-00
page 24
October 01/2010
Effectivity 912/914 Series
Edition 1 / Rev. 3
d04776
Propeller shock load - Inspection of crankshaft distortion on installed
crankshaft
See Figs. 72-21/1 to 72-21/3
◆ NOTE: The inspection of the crankshaft only makes sense if the shaft
runout of the crankshaft AS or MS is less than 0.080 mm (0.0031
inch)
(A) Carefully mount holder (1) for protractor (2) part no. 877520 onto the
crankshaft .
■ CAUTION: Do not damage the crankshaft.
(B) Install the metal sheet (3) with allen screw M6x20 (4) between drive sleeve
and roller bearing.
◆ NOTE: Make sure that the upper spark plugs have been removed.
(C) Starting with cylinder 1 screw in piston stopper (7) completely.
◆ NOTE: On all 4 cylinders the piston stopper has to be installed in the
upper spark plug thread.
◆ NOTE: Make sure that the piston stopper has been screwed in com-
pletely - so that it is bottomed out in with the spark plug hole.
08477
2
1
3
4
5
Fig. 72-21/1
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