Hyundai HL960A Operator's Manual page 230

9) 9) FAN BELT TENSIONER FAN BELT TENSIONER
(1) With the engine stopped, check the tensioner
arm, pulley, and stops for cracks. If any cracks
are found, the tensioner must be replaced.
(2) With the belt installed, verify that neither tension-
er arm stop is in contact with the spring case
stop.
After replacing the belt, if the tensioner arm
stops are still in contact with the spring case
stop, replace the tensioner.
(3) With the belt removed, verify that the tensioner
arm stop is in contact with the spring case stop.
If these two are not touching, the tensioner must
be replaced.
※
After replacing the belt, if the tensioner arm After replacing the belt, if the tensioner arm
stop is still in contact with the spring case stop is still in contact with the spring case
stop, the tensioner MUST be replace. stop, the tensioner MUST be replace.
(4) Check the location of the drive belt on the belt
tensioner pulley. The belt should be centered on,
or close to the middle of, the pulley. Misaligned
belts, either too far forward or backward, can
cause belt wear, belt roll-offs, or increase
uneven tensioner bushing wear.
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