Ryobi RY30520 用户手册

13

See Figure 9.


  Connect the latch on the shoulder harness to the strap 

hanger.



  Adjust the strap to a comfortable position.

To convert from the brushcutter to the string trimmer, remove 
the blade and brushcutter guard, attach the straight shaft 
grass deflector and install the string head.

See Figures 10 - 11.


  Align the slot in the flanged washer with the slot in the 

gear head.



  Place the gear head locking tool through the slot in the 

flanged washer and gear head.



  Remove the blade nut by turning it clockwise.



  Remove the cupped washer and the blade.



  Remove the flanged washer from the gear head shaft and 

retain it for the string head installation.



  Remove the three screws securing the brushcutter guard 

to gear head.



  Remove the brushcutter guard.

NOTE: Store the brushcutter parts together for later use.

See Figures 10 - 12.


  Install the grass deflector. Refer to 

Shaft Grass Deflector earlier in this manual.



  Place the flanged washer on the gear head shaft.

 

NOTE: The hollow side of the flanged washer should face 
the gear head.



  Align the slot in the flanged washer with the slot in the 

gear head.



  Place the gear head locking tool through the slot in the 

flanged washer and gear head.



  Install the string head assembly onto the gear head shaft 

by turning counterclockwise.



  Tighten the string head assembly securely.

To convert from the string trimmer to the brushcutter, remove 
the string head assembly and straight shaft grass deflector, 
attach the brushcutter guard and install the blade.

Fig. 9

Fig. 10

Fig. 11

Fig. 12