4
26
Fig. 4.11
A
p
p
Fig. 4.12
p
G
10 mm
F
Fig. 4.14
p
Fig. 4.13
B
40 Nm
E
C
A
D
EN
4.9 Check and setting alternator standard belt tension
4.9.1
Check
1 -
Check the belt
A
condition, if worn out or deteriorated,
replace it
.
2 -
Check by the appropriate tool that at point
p
the tension
value is between
80
and
85 Hz
.
Using the tool
F
(DENSO BTG-2 or a similar one) shown in
the picture, it is possible to check the corresponding value
in Newtons, which should be between
350
and
450 N
.
Should the correct tool not be available, the belt tension
can be checked by applying a force in the direction of
arrow
G
of approx' 10kg on the point
p
. When correctly
tensioned the belt must show a movement of less than 10
mm.
If not adjus it.
4.9.2
Adjustment
1 -
Loosen the fastening bolts
B
and
C
.
2 -
Pull the alternator outwards (in direction of the arrow
D
), to
tension the belt.
3 -
Tension the belt tightening the bolts
B
and
C
.
4 -
Tighten bolts
B
and
C
in sequence with a torque wrench
E
(tightening torque of
40 Nm
).
5 -
Check by the appropriate tool that at point
p
the tension
value is between
80
and
85 Hz
.
Using the tool
F
(DENSO BTG-2 or a similar one) shown in
the picture, it is possible to check the corresponding value
in Newtons, which should be between
350
and
450 N.
Should the correct tool not be available, the belt tension
can be checked by applying a force in the direction of
arrow
G
of approx' 10kg on the point
p
. When correctly
tensioned the belt must show a movement of less than
10mm.
Let the engine run for some minutes, then let it cool down
at ambient temperature and repeat the operations
2
,
3
,
4
and
5
in case the belt tension results out of the above
mentioned values.
NOTE:
Contact
KOHLER
authorised workshops for
replacement.
NOTE:
The poly-v belt is not adjustable.
1 -
Check the belt
A
condition, if worn out or deteriorated,
replace it
.
NOTE:
Make sure that the ribs of the belt
G
are inserted
correctly into the grooves of the pulleys
A
(as shown
in
D1
and
D2
).
2 -
Start the engine and run it for some minutes, then turn off
it, and let it cool down at ambient temperature.
Check by the appropriate tool that at point
p
the tension
value is between
149
and
196 Hz
.
UM KDI 1903TCR_2504TCR _ cod. ED0053029490 -
2° ed
_rev.
01
Index
Содержание KDI-1903TCR
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Страница 36: ...36 EN NOTES UM KDI 1903TCR_2504TCR _ cod ED0053029490 2 ed_rev 01 Index...
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Страница 38: ...38 NOTES EN UM KDI 1903TCR_2504TCR _ cod ED0053029490 2 ed_rev 01 Index...
Страница 39: ...39 NOTES EN UM KDI 1903TCR_2504TCR _ cod ED0053029490 2 ed_rev 01 Index...
