16 ENGINE 168
304748-11
– Mount locating pins 4.
304747-11
– Mount the water pump cover with the seal ring.
– Install the screws 5 and tighten them diagonally.
Guideline
Screw, water pump cover M6 12 Nm (8.9 lbf ft)
16.5.22 Installing the piston (125 Duke)
304510-10
– Shift the joint of the piston rings by 120°.
– Push the piston carefully into the cylinder from below.
Info
The piston rings should not become caught; otherwise, they may be dam-
aged.
304511-10
– Ensure that piston marking A faces the outfeed side.
304746-11
– Thread in the timing chain tensioning rail from above.
– Mount and tighten screw 1.
Guideline
Screw, timing chain ten-
sioning rail
M6 12 Nm
(8.9 lbf ft)
Loctite
®
243â„¢
304745-11
– Position timing chain 2 in the engine case in the direction of travel.