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Maintenance
ADJUSTMENT
Remove the following:
– Crankshaft hole cap 2-24
– Cylinder head cover 2-24
– Spark plug 2-23
Turn the crankshaft clockwise to align the "T" mark [1] on
the primary drive gear with the index mark [2] on the right
crankcase cover.
Check the decompressor weight [3] position.
If the weight is in position as shown, the piston is TDC
(Top Dead Center) on the compression stroke.
If the weight is opposite, the piston is TDC on the exhaust
stroke. Rotate the crankshaft clockwise one full turn and
match up the "T" mark on the primary drive gear with the
index mark on the right crankcase cover again.
[2]
[1]
Align the index line on the cam sprocket with the
camshaft holder mating surface.
2-28
[3]
Align
Remove the cam chain tensioner lifter bolt [1] and sealing
washer [2].
Insert the special tool into the cam chain tensioner lifter
hole.
TOOL:
Cam chain tensioner holder [3] 070MG-0010100 or
Turn the cam chain tensioner holder clockwise fully and
lock the cam chain tensioner lifter by pushing the handle.
[1]/[2]
07AMG-001A100
(U.S.A. only)
[3]
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