Mounting The Timing Chain Tensioner - KTM 450 SX-F Repair Manual

A
1
B
2
3
4
– Insert both oiled needle bearings in the double gear.
– Remove the cable tie and place the timing chain on the double gear.
– Align the mark on the double gear with the mark
A
cylinder head. Mount the axle double gear
– Align the axle double gear for the retaining bracket.
– Degrease the thread on the screws
on the retaining bracket and tighten to 6 Nm.

Mounting the timing chain tensioner

– Oil the O-ring in the timing chain tensioner guide.
– Place the timing chain tensioner
insert.
– Insert the plug with the seal ring and tighten to 25 Nm.
4
– Press on the timing chain tensioner (see arrow) with unlatcher
773.29.051.000 to trigger the unlatching process.
– Look into the timing chain compartment to make sure the timing
chain tensioner has extended.
– Insert the unlatching screw with the O-ring and tighten to 10 Nm.
on the
B
with the O-ring.
1
and apply Loctite 243. Screw
2
in the mounting position and
3
6-8