KTM 950 ADVENTURE 2003, Руководство пользователя

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4-4
Repair manual KTM LC8
Art.-Nr
. 3.206.009-E
Chain tensioner cylinder rear
– Remove the bolt from the chain tensioner
1
.
NOTE: measure the preload on the chain tensioner element before
dismounting:
– Apply the chain tensioner bolt to the chain tensioner element without
compressing the spring.
– Measure the distance between the sealing washer and the cylinder
head.
The measured value should be between 6 mm and 11 mm. If the value
is lower, the tensioning rail could be worn or the timing chain excessively
elongated. If it is higher, the engine was turned to TDC against the
running direction.
– Remove the sealing washer.
– Pull out the chain tensioner element 2 .
NOTE: the housing and the tensioning piston on the chain tensioner
element are compression molded. If they fall apart during disassembly,
the chain tensioner element must be replaced.
Timing chain cylinder rear
– Loosen the bearing bolt
3
on the double timing gear and pull out of
the cylinder head together with the needle bearing. The double
timing gear will slide down slightly, relieving the timing chain.
– Remove the O-ring on the bearing bolt.
– Use a wire hook
A
which you can bend from a piece of welding wire
to lift the side of the chain
4
towards the inside from the chain teeth
5
over the gear teeth
6
of the double timing gear. Hold the double
timing gear towards the outside by inserting your finger through the
hole in the bearing bolt.
1
2
A
5
3
4
6