KTM 990 Adventure Repair Manual page 105

1
2
2
3
4
5
– Place the lubricated piston on the cylinder and clamp the piston
rings together with the piston ring clamping band 600.29.015.000
– Use a plastic hammer to tap lightly on the top of the piston ring
clamping band until it is flush with the cylinder.
– Use the hammer handle to carefully tap the piston into the cylinder,
making sure the piston rings do not get caught.
I
F THE PISTON RINGS ARE PROPERLY CLAMPED BY THE PISTON RING CLAMPING
BAND AND THE CLAMPING BAND IS FLUSH WITH THE CYLINDER
TO PUSH THE PISTON INTO THE CYLINDER BY TAPPING LIGHTLY WITH THE HAMMER
.
HANDLE APPLYING MORE FORCE WILL ONLY DAMAGE THE PISTON RINGS
– Invert the cylinder head, mount a new cylinder head gasket and put
the cylinder into position.
NOTE: the cylinder and the cylinder head are marked at the exhaust
flange . One or two circles are impressed on both parts
2
– Secure with Loctite 243 and tighten the three Allen bolts
3
Nm (1st stage) and 23 Nm (2nd stage).
– Mount the chain guide rail, apply Loctite 243 to the bolt and
tighten (15 Nm). Check the chain rail guide for mobility.
3
– Mount the bucket tappets
positions in the cylinder head.
NOTE: if the valve clearance was incorrect when measured or if the
valves and valve seats were serviced or parts of the valve gear were
replaced, the thickness of the valve shims must be corrected.
! CAUTION
and the valve shims
4
5-12
.
1
!
,
IT SHOULD BE EASY
.
to 18
3
in their original
5