Engine - Air cleaners and lines
Air cleaner - Cleaning
CR6.80 TIER 4B
NA
CR6.90
NA
CR7.90
NA
CR8.90
NA
CR9.90
NA
1. The filter element should only be cleaned when there is
an alarm stating "Air filter blocked" (625 mm) (24 - 5/8"
vacuum)" on the display monitor in the cab.
NOTE:
Illustration is for reference only. Part may look dif-
ferent, depending on model.
2. To remove the air cleaner element, remove cover by
loosening clamps
(1)
.
20030145
1
3. Remove the primary filter
(1)
from housing. Do not let
dirt fall on the safety filter.
NOTICE:
Do not remove safety element unless it is to be
replaced.
50030146
2
4. To clean the element, hold the top and tap it against the
palm of the other hand to remove the dust. Never tap
it on a hard surface or you can damage the filter.
5. When tapping does not remove the dirt, direct com-
pressed air through the element, from the inside to-
wards the outside.
NOTE:
Never blow compressed air from the outside to the
inside of the filter because particles can become embedded
or lodged in the filter and later be released into the engine
causing damage.
6. To prevent damage to the element when cleaning
with compressed air, take the following precautions:
1) Maximum air pressure should not exceed
5 bar
(
72.5 psi
).
2) Move the nozzle up and down when rotating the
element.
3) Keep the nozzle at least
25 mm
(
1 in
) from the
pleated paper.
NOTE:
To keep the interval acceptable, it is highly recom-
mended to clean the element with compressed air.
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Summary of Contents for CR8.90
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