5-33
MAINTENANCE
7. Clean the primary element (3) with dried
compressed air (294 to 490 kPa or 43 to
71 psi).
First blow the air from the inside of the
element along the pleats. Then blow the
air from the outside and finally from the
inside again.
8. Light up the inside of the primary element
(3) with a light bulb, inspect it, and replace
it if there are small holes or thin spots.
9. Remove the cloth or tape applied in step
5.
10. Install the primary element (3).
11. Install the dust cup (2) with its
“ TOP ” mark facing up or by
aligning the arrows “
/ ”, and then
fasten it with the clamps (1).
EVERY 250 HOURS
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