Bomag BW 213 D-4, Инструкция по эксплуатации, Инструкция по техническому обслуживанию

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Every 1000 operating hours
BOMAG
75
BW 213 D-4
5.25 Checking / replacing the
ribbed V-belt
! Danger
Danger of injury!
Work on the V-belt must only be performed
with the engine shut down.
Checking the wear limit of the ribbed V-
belt
Fig. 109
l
Check the distance between the tongue of the
moveable tensioner arm and the fixed tension-
er housing (Fig. 109).
l
If measurement "a" is smaller than 3 mm, re-
place the ribbed V-belt.
Changing the ribbed V-belt
Fig. 110
l
Unscrew the fastening screws (Fig. 110) and
slide the fan forward.
Fig. 111
l
Release the idler pulley (Fig. 111) in direction
of arrow until the ribbed V-belt is free.
l
Pull the ribbed V-belt first to the smallest pul-
ley.
l
Install the new ribbed V-belt.
l
Release the idler pulley against the direction
of arrow until the V-belt is tensioned.
l
Measure the V-belt tension, tighten if neces-
sary.
i
Note
Retighten the new fan V-belt after a running time
of 20 minutes.