BlueBird S22S6DA_968999681 - Manual (Page 24)

24
Wear/Replacing spring tines
Over time and due to wear, the tines will diminish in
length. When the tines can no longer be adjusted to
pull up thatch, the tines must be replaced. Spring tines
should not penetrate the soil.
MAINTENANCE
Wear/Replacing delta blades
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 2 ½" (64 mm), and it
will be necessary to replace the blades.
It is possible to replace delta blades without removing
the rotor shaft. Remove the delta blade by removing
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.
Fit the new spring tine before removing the tine on the
opposite side.
the two screws with nuts holding the blade in place.
Turn the new blade until it is properly aligned; see
illustration.
Spring
Tine
Screw
Delta Blade
Screws
Nuts
Washers