1987-Montero · Cooling a · страница 7 из 18 · Открыть оригинал PDF ↗


2. Apply a pressure of 100 N (22 Ibs.) to the rear surface of
the belt at the center between the pulleys, as shown in the
figure, and then measure the amount of deflection.
Standard value : 9-12 mm (.35-.47 in.)
Caution
l Measure the amount of belt deflection between the
designated pulleys.
l An overtensioned belt could cause not only prema-
ture belt wear but also noise and damage to water
pump bearing and alternator bearing.
A loose belt also could cause failure of the alternator
to generate enough power and consequently a
rundown battery.




DRIVE BELT DEFLECTION ADJUSTMENT
N07FFAD
Vehicles without an air conditioner
1. Loosen the alternator brace bolt and the alternator support
nut.



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2. Place a bar or similar object in contact with the stator part
of the alternator, and manually provide the suitable tension
to adjust the amount of belt deflection.
3. Tighten the alternator brace bolt and the alternator support
nut to the specified torque.


Vehicles with an air conditioner
1. Loosen the alternator support nut and the bolt holding the
alternator.
2. Adjust the amount of deflection of the belt by using the
tension-adjustment bolt.
3. Tighten the alternator support nut and the bolt holding the
alternator.

