Delta Blades; Spring Tines - Husqvarna DT18BF Operator's Manual

Delta Blades

Wear/Replacing
over time and due to wear, the blades will diminish in
length. once the blades have worn down by about ¾"
(19 mm), the overall length of the blade at the longest
point of the blade will be about 2½" (64 mm), and it will
be necessary to replace the blades.

Spring Tines

Wear/Replacing
over time and due to wear, the tines will diminish in
length. When the tines can no longer be adjusted
to comb ¼" (6 mm) into the soil, the tines must be
replaced.
NOTE: Do not use spring tines with
bagger attachment.
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MAINTENANCE
It is possible to replace delta blades without removing
the rotor shaft. Remove the delta blade by removing
the two screws with nuts holding the blade in place.
Turn the new blade until it is properly aligned; see
illustration.
Screws
Spring tines can be replaced without removing the
rotor shaft by using a ½" socket wrench. Remove the
screw and replace the spring tine using the wrench.
Delta Blade
Washers
Nuts
Spring Tine
Screw