Mazda 3 Owner's Manual page 431

Maintenance and Care
Owner Maintenance
3. Tilt the blade assembly and remove it
from the arm.
CAUTION
To prevent damage to the windshield
let the wiper arm down easily, do not
let it slap down on the windshield.
4. Pull down the blade rubber and slide it
out of blade holder.
5. Remove the metal stiffeners from each
blade rubber and install them in the
new blade.
6–34
CAUTION
Do not bend or discard the stiff eners.
You need to use them again.
If the metal stiff eners are switched,
the blade's wiping effi ciency could be
reduced.
So do not use the driver's side metal
stiff eners on the passenger's side, or vice
versa.
Be sure to reinstall the metal stiff eners in
the new blade rubber so that the curve
is the same as it was in the old blade
rubber.
6. Carefully insert the new blade rubber.
Then install the blade assembly in the
reverse order of removal.