12-57
CAUTION
Prevent the V-belt from any contact with oil or
grease during check and adjustment.
If soiled with oil or grease, the belts will slip and
this will shorten their service life.
1 Check
1. Confirm that the parking brake lever is pulled.
Prevent the vehicle from moving by blocking the
wheels with chocks. Tilt the cab. P. 12-5
If the vehicle is a Crew-cab model, uncover the
engine inspection opening under the assistant
driver’s seat. P. 12-4
2. Press the belt with an approximately 98 N (22
lbs., 10 kgf) force at the point midway between
the pulleys, and measure the amount of deflec-
tion.
3. If the deflection is not as specified below, the
tension of the belt must be adjusted.
4. Also, check the belts for damage.
Belt tension
[Amount of deflection when the belt is pressed
with a 98 N (22 lbs., 10 kgf) force at the point
midway between the pulleys]
Fan
belt
Vehicles
without air
conditioner
New belt (when installed):
9 to 11 mm (0.35 to 0.43 in.)
Used belt (when inspected
or reinstalled): 11 to 13 mm
(0.43 to 0.51 in.)
Vehicles
with air
conditioner
New belt (when installed):
7 to 9 mm (0.28 to 0.35 in.)
Used belt (when inspected
or reinstalled): 10 to 11 mm
(0.39 to 0.43 in.)
Z11933
FE_FG.book Page 57 Wednesday, January 14, 2009 7:08 PM