MAINTENANCE/SERVICE
Diesel Engine: Air Intake System
AIR
CLEANER
CLEANING
FILTER
ELEMENTS
(continued)
5. Using a Dry Element Cleaner Gun, clean
element with compressed air.
Hold nozzle next
to
inner surface, and move
up
and down pleats.
IMPORTANT
: Air pressure must not exceed 100
psi (700
kPa)
. Do not direct air against outside
of
element, as dirt might be forced through
to
inside.
6.
Repeat steps 4 and 5
to
remove additional dirt.
7. If washing is not necessary, repeat inspection
(Step 3) before installing.
8.
If
element is coated with oil
or
soot, wash in a
solution
of
warm water and Filter Element
Cleaner (Donaldson D1400
or
equivalent) as
follows:
-Let element soak in solution
at
least
15
minutes, then agitate gently
to
flush out dirt.
-Rinse element thoroughly from inside with
clean water. Use element cleaning gun
or
a
free-running hose (maximum pressure 40 psi
[275 kPa]; higher pressures can damage
element).
-Allow element
to
dry
completely before using.
This usually takes from one
to
three days. Do
not oven dry,
or
use compressed air
or
other
drying agents. Protect element from freezing
until
dry
.
-Inspect element (Step
3)
before re-installing.
9. Inspect the air intake piping for damage,
cracked hoses, loose clamps, etc.
FILTER
ELEMENTS
-
REPLACEMENT
The air cleaner's primary (outer) filter element
should be replaced after six cleanings
or
at least
every three years.
The secondary (inner} element must not be
cleaned, and should be replaced every third time
the primary element is changed.
CLEAN WITH COMPRESSED
AIR
WASH AND RINSE ELEMENT
68
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