Kubota V2403-CR-TIE4-BG Operator's Manual page 35

A If belt is loosen or damaged and the fan is damaged,
it could result in overheats or insufficient charging.
Correct or replace belt.
A Use a sonic tension meter to measure tension. Make
sure to measure properly according to the operation
manual of the device being used.
A Measure immediately after installing the belt without
rotating the pulleys.
Measure at location (B) in the figure with (L) as the
distance between the pulleys.
A For the belt specifications, contact your KUBOTA
dealer.
A If a tension meter cannot be used, adjust based on the
deflection.
The deflection must be as indicated by (A) in the
figure, when pressing the middle of the belt between
the pulleys.
[D1803-CR-TIE4, V2403-CR-TIE4, V2403-CR-TE4-BG,
V2403-CR-TIE4-BG]
Proper fan belt tension
Adjustment Replacement
237 to 403 N 460 to 680 N
(1) Fan belt
(2) Bolt and nut
REGULAR CHECKS AND MAINTENANCE WORK
(A)
10 to 12 mm
(0.39 to 0.47 in.)
(under load of
10 kgf (22.1 lbs))
[V2607-CR-TIE4, V3307-CR-TIE4, V3307-TIE4A]
Proper fan belt tension
Adjustment Replacement
392 to 480 N 441 to 650 N
(1) Fan belt
(2) Bolt and nut
[V3800-TIE4]
Proper fan belt tension
Adjustment Replacement
392 to 480 N 441 to 531 N
(1) Fan belt
(2) Bolt and nut
23
(A)
10 to 12 mm
(0.39 to 0.47 in.)
(under load of
10 kgf (22.1 lbs))
(A)
10 to 12 mm
(0.39 to 0.47 in.)
(under load of
6 to 7 kgf
(13.2 to 15.4 lbs))