Bolens 450 Series Service Manual

Now that you have set up your chipper shredder for 
operation, get aquainted with its controls and features. 
These are described below and illustrated on this page. 
This knowledge will allow you to use your new equip-
ment to its fullest potential. 

Allows twigs and small branches up to 3” (2” for Model 
Series 450) in diameter to be fed into the impeller for 
chipping. See Figure 4-1.

Allow leaves and small branches up to 1/2 diameter 
to be fed into the impeller for chipping and shredding. 
Material can be raked into hopper assembly by lowering 
the hopper assembly. See Figure 4-1.

The release rod is located on the impeller bracket 
assembly and it is used to release or lock the hopper 
when raising or lowering. See Figure 4-1.

Use the tow bar to tow the chipper shredder behind a 
tractor to a job site. See Figure 4-1.

NOTE: If your unit is not equipped with a tow bar, you 
may contact Customer Support as instructed on page 2 
for information regarding price and availability.

1.  Check oil level and add oil if necessary. Follow engine 

manual for this. See Engine Manual for location of the 
oil fill.

2.  Service the engine with gasoline as instructed in the 

engine manual.  See Engine Manual for location of 
gas fill.

*Model 464 Shown with Optional Tow Bar

Chipper Chute

Hopper Assembly

Tow Bar†

† If Equipped

Release Rod