Case CX490D, Operator'S Manual

Page: 221 / 370

6 - MAINTENANCE
Engine primary air filter
CAUTION
Flying debris!
Compressed air can propel dirt, rust, etc. into the air. Wear eye and face protection when using com-
pressed air.
Failure to comply could result in minor or moderate injury.
C0049A
Clean the engine primary air filter every 250 h or when the AIR FILTER message is displayed.
NOTE: The primary element can be cleaned. The secondary element cannot be cleaned and must be changed.
1. Park the machine on a flat and level place. Stop the
engine, and remove the starter key.
2. Open the front left-hand door.
3. Release the fasteners, and remove the cover.
SMIL18CEX0439AA
1
4. Remove the primary element.
SMIL18CEX0440AA
2
When the primary element is dry:
Blow compressed air at very low pressure from the in-
side to the outside.
Hold the compressed air nozzle at a position at least
3 cm ( 1.181 in ) away from the inside wall of the ele-
ment. When no more dust comes out of the primary
element, cleaning is complete.
NOTE: Be sure to keep the compressed air pressure below
7 bar .
SMIL14CEX2795AA
3
6-27