Replacing Poly-V Belt; (Inspection Iii) Every 60,000 Km (36,000 Miles) - BMW R 1150 R Maintenance Manual

Replacing poly-V belt

12 31 240
(Inspection III)
every 60,000 km (36,000 miles)
•
Remove left-hand oil cooler trim.
•
Remove front cover.
•
Slacken alternator mounting screws and nuts
(1,3,4) and install a new poly-V belt if necessary.
.
3
4
1
Poly-V belt adjustment procedure:
Poly-V belt installation procedure:
•
Place the poly-V belt in position, tension it and
turn the engine over once, then relieve belt ten-
sion.
Poly-V belt tensioning procedure:
1 Slightly tighten hex nut (1) on adjusting screw (2)
by hand (do not use tools).
2 Tighten adjusting screw (2) with a torque wrench
and keep preload applied.
3 Tighten upper retaining nut (3), then remove
torque wrench from adjusting screw.
4 Tighten all screws and nuts.
X
Tightening torque:
Poly-V belt preload......................................... 8 Nm
Alternator
to alternator support cover ........................... 20 Nm
RS110490
2
RS110480
00.33