Troy-Bilt 70 Manuel D’Utilisation

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Figure 5-5
Figure 5-6
Figure 5-7
Sharpening or Replacing Chipper 
Blade
NOTE: When tipping the unit, empty the oil and fuel tank 
and keep engine spark plug side up.
Disconnect and ground the spark plug wire to 
retaining post.
 
Remove bag assembly or blower chute.
Remove the three hex cap screws holding the hose 
hanger bracket and chipper chute to the upper 
housing. See Figure 5-5.
Remove the flange lock nuts, front wheels, and wave 
washers that attach to the pivot arm assemblies. 
See Figure 5-6.
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.
Remove the four screws on the upper housing that 
secure the nozzle cover. See Figure 5-7.
1.
2.
3.
4.
5.
6.

Maintaining 
Your
Chipper 
Shredder 
Vacuum
Front Support Brace and Lock Nut
Pivot Arm Assembly
Bell Washer
Thrust Washer
Wave 
Washer
Wheel
Lock Nut
Shoulder Screw