HOW-TO SECTION
J. When to Service the Dry
Type Air Cleaner
Replace dry type air cleaner elements
when the maximum allowable air
cleaner restriction (20 inches of water
or 5.0 kPa) has been reached or
annually, whichever comes
fi
rst.
Exception:
On engines equipped with
boreless turbochargers, such as certain
transit bus applications, replace the
element when the maximum allowable
air cleaner restriction of 15 inches of
water (3.7 kPa) has been reached, or
annually, whichever comes
fi
rst.
Some air cleaners are equipped with
a restriction indicator which aids in
determining the servicing interval.
Cleaning and/or reusing dry paper
type air cleaner elements is not
recommended unless the cleaning
method used removes clogging
without damaging the element.
Inspection and cleaning of elements
must
be done in accordance with the
air cleaner element manufacturer's
recommendations, if any.
108
All information subject to change without notice.
(Rev. May 2004)
DDC-SVC-MAN-0057 0305
Copyright © 2003 DETROIT DIESEL CORPORATION