Troy-Bilt 24A-070F768 Benutzerhandbuch

Sharpening Or Replacing Chipper

Blade

NOTE: When tipping the unit, empty the oil and fuel tank
and keep engine spark plug side up.

1. Disconnect and ground the spark plug wire to

retaining post.

2. Remove hose assembly and bag assembly.
3. Remove the three hex cap screws holding the hose

hanger bracket and chipper chute to the upper hous-
ing. See Figure 19.

4. Remove the front hubcaps, flange lock nuts, front

wheels, and wave washers that attach to the pivot arm
assemblies. See Figure 20.

5. Remove the shoulder screws, thrust washers, and bell

washers that go through the pivot arms to the front
support brace. The front support brace and lock nut
can be removed at this time as well.

6. Remove the four screws on the upper housing that

secure the nozzle cover. See Figure 21.

7. Carefully tilt and support the unit up to provide access

underneath to the nozzle mounting hardware and
impeller. Remove the three shoulder bolts securing
the black plastic nozzle to the lower housing. Refer to
Figure 22.

8. Tilt top of black plastic nozzle toward the engine to

remove.

Figure 19

��

Figure 20

Figure 21

��

Maintaining

Your Yard

Vacuum

NOTE: When tipping
unit, empty the oil and
fuel tank and keep
engine spark plug side
up..

Figure 22