APRILIA 8140172, Service And Repair Manual

Page: 89 / 279

ENGINE
3 - 6
RSV mille
3.2.1 REMOVING THE EXHAUST PIPES
Carefully read 0.2.1 (PRECAUTIONS AND GENERAL
INFORMATIONS).
a
WARNING
Allow the engine to cool to room temperature.
◆
Remove the exhaust silencer, see 7.1.47 (REMOVING
THE EXHAUST SILENCER).
◆ Remove the lower fairing, see 7.1.32 (REMOVING
THE LOWER FAIRING).
◆ Remove the radiator spoiler, see 7.1.33 (REMOVING
THE RADIATOR SPOILER).
◆ Unhook the two springs (1 - 2) from the relevant hooks
on the exhaust manifold (3).
◆ Remove the two springs (1 - 2).
a
CAUTION
Check the two springs (1 - 2) and, where necessary,
replace them.
◆ Loosen and remove the three nuts (4) fastening the
flange of the exhaust pipe (5) to the front cylinder.
Driving torque of nuts (4): 25 Nm (2.5 kgm).
◆ Loosen and remove the three nuts (6) fastening the
flange of the exhaust pipe (7) to the rear cylinder.
Driving torque of nuts (6): 25 Nm (2.5 kgm).
a
CAUTION
When slipping the exhaust pipes (5 - 7) off the rele-
vant cylinders, take care not to damage the thread of
the fastening stud bolts.
◆ Move the exhaust manifold (3), together with the ex-
haust pipe (7), back and slightly downwards until the
exhaust pipes flange is released from the stud bolts on
the rear cylinder.
◆ Twisting gradually one way and the other, lift the ex-
haust pipe (7) until it slides off the exhaust manifold (3).
◆ Turn the exhaust pipe (7) and remove it as illustrated.
◆ Twisting gradually one way and the other, slip the ex-
haust manifold (3) off the exhaust pipe (5).
◆ Move the exhaust pipe (5) forwards until the flange is
released from the stud bolts on the front cylinder.
◆
Turn the exhaust pipe (5) and remove it as illustrated.
a
CAUTION
Check and, where necessary, replace the gaskets
(8 - 9) with two new ones of the same type.
Plug the engines exhaust pipe openings so as to pre-
vent any foreign bodies entering.