Suzuki 2000 Grand Vitara SQ416, Service Manual

Page: 515 / 729

YH4
GRAND
VITARA
6B-10 ENGINE COOLING
“a”
2. Pivot bolt 1. Adjusting bolt 3. Tension bolt
4. Fan pulley
5. Pivot bolt
“a”: Belt tension
1. 10 kg (22 lbs)
2. Adjusting bolt
3. Crankshaft pulley
[J20 engine]
For J20 engine
1) Inspect belt for cracks, cuts, deformation, wear and cleanliness.
If so, replace belt.
2) Check belt for tension. Belt is in proper tension when it deflects
5 to 7 mm (0.20 – 0.27 in.) under thumb pressure (about 10 kg
or 22 lbs).
Cooling fan belt tension “a” (as deflection / 10 kg (22 lbs))
For J20 engine:
5 – 7 mm (0.20 – 0.27 in.)
NOTE:
When replacing belt with a new one, adjust belt tension to
4 – 5 mm (0.16 – 0.20 in.).
3) If belt is too tight or too loose, adjust it as follows:
a) Loosen adjusting bolt and pivot bolt.
b) Tighten adjusting bolt during keeping fan belt in proper ten-
sion by tightening tension bolt with wrench as shown in the
figure.
c) Tighten adjusting bolt and pivot bolt to specified torque.
Tightening torque
Cooling fan pulley adjusting bolt (for J20 engine) (a):
45 N
.
m (4.5 kg-m, 32.5 lb-ft)
Cooling fan pulley pivot bolt (for J20 engine) (a):
45 N
.
m (4.5 kg-m, 32.5 lb-ft)