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MAINTENANCE MANUAL
BRP-Powertrain
Effectivity: 912 i Series
Edition 1/Rev. 0
12-20-00
page 15
January 01/2012
6) Locking/Loosen of the crankshaft
General note
NOTE:
The thread bolt for crankshaft locking is part of the standard
tool kit supplied with each engine.
Locking the
crankshaft
Special tools
For accomplishment the following special tool is required.
Graphic
Special tool
Fig. 5
05910
Instruction
The following work procedures are to be accomplished:
WARNUNG
WARNING
Risk of Burns!
Hot engine parts!
Always allow engine to cool down to ambient temper-
ature before start any work.
Part number
Description
part no. 240880
(1) Thread bolt
Part
Function
1
Thread bolt
1
Step
Procedure
1
Remove the plug screw (1) M8x20 and sealing ring from the crankcase half
(cyl. 2/4).
2
Turn crankshaft/propeller shaft until the piston of cyl. no. 1 and no. 2 are in
TDC position and lock crankshaft in this position with the thread bolt (2) part
no. 240880.
NOTE:
The required recess position of the crankshaft can be additionally
verified by looking through the crankcase recess (3) with a flash
light.
3
Screw the thread bolt (2) into the crankcase. While doing so, move the crank-
shaft to and fro slightly with the ring spanner until the locking screw engages
in the recess of the crankshaft, and tighten to 10 Nm (88.48 in.lb).
Summary of Contents for 912 iS Sport
Page 1: ...AIRCRAFT ENGINES ref no MML 912 i part no 898742...
Page 157: ......
Page 158: ...AIRCRAFT ENGINES www cps parts com 800 247 9653...
