Poly-V-belt routing (engine with refrigerant com-
pressor)
:
Alternator
;
Tensioning pulley
=
Coolant pump
?
Refrigerant compressor
A
Guide pulley
B
Crankshaft
Poly-V-belt routing (engine without refrigerant
compressor)
:
Alternator
;
Tensioning pulley
=
Coolant pump
?
Crankshaft
:
Releasing the poly-V-belt (example)
X
Fit the spanner with extension element and
15 mm socket spanner insert into the ten-
sioning device.
X
Swing the tensioning pulley up and remove
the poly-V-belt.
X
Swing back the tensioning device.
X
Check that both the tensioning device and
the belt
pulley are in perfect condition (e.g.
check for worn bearings on the tensioning
device, tensioning pulley and guide pulleys
as well as for wear on belt pulleys).
X
Replace faulty parts.
X
Lay the new poly-V-belt on all belt pulleys,
except for the tensioning pulley (see the
illustration for poly-V-belt routing).
X
Swing the tensioning pulley up using the
lever, lay the poly-V-belt on the tensioning
pulley and swing the tensioning pulley
back.
X
Remove the spanner and check for correct
seating of the poly-V-belt on the belt pul-
leys.
98
Replacing the poly-V-belt
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