Mounting The Cylinder Head Top Section; Mounting The Automatic Tensioner; Automatic Decompression Testing - KTM 400-660 LC4 1998-2005 Repair Manual

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3
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Mounting the cylinder head top section

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– Clean the sealing area of the cylinder head top section and apply a
thin layer of sealing compound (Three Bond) 3090.98.
– Fit dowel in the area of the spark plug.
– Carefully position cylinder head top section (do not jam with water
pump) and mount bolts.
C
OPPER SEAL RINGS MUST BE FITTED TO THE
Tighten bolts
–
1
Tighten bolts
–
Tighten all other bolts of the cylinder head top section with 8 Nm.
–

Mounting the automatic tensioner

– Fit preassembled automatic tensioner with gasket into the cylinder.
– Mount the clamp
I
F THE RATCHETING PAWL IS NOT ENGAGED INTO THE FIRST NOTCH THIS WILL CAUSE
EXCESSIVE TENSION OF THE CHAIN
– Fit pressure spring and plug
4
5

Automatic decompression testing

– Rotate the crankshaft in the usual direction of rotation (i.e. forward).
After every other rotation, the decompression cam must be clearly
heard to click as it disengages.
NOTE: If turning of the engine does not produce a click of the
decompression cam, first of all check the tightening torque of the
driving bolt (camshaft gear).
!
CAUTION
5 A
1 2
and to 8 Nm diagonally.
2
to 15 Nm.
4 and two bolts with copper seal rings.
!
CAUTION
.
5
with gasket and tighten with 20 Nm.
6-14E
!
1 2 3
,
LLEN HEAD BOLTS AND
!
.