Ryobi 790r Manuel de l'opérateur télécharger pdf (Page 13)

5. Make sure that the cutting blade is centered

on the pilot step and sitting flat against the

output shaft bushing (Fig. 12).

WARNING: If the cutting blade is

off-center, the unit will vibrate, and

the blade may fly off, which can

cause serious personal injury.

ASSEMBLY INSTRUCTIONS

13

6. Align the shaft bushing hole with the locking

rod slot and insert the locking rod into the

bushing hole (Fig. 8).

7. Put the blade retainer and nut on the output

shaft. Make sure that the blade is installed

correctly.

8. Tighten counterclockwise against the blade

while holding the locking rod (Fig. 13).

Fig. 12

9. Remove the locking rod from the locking rod

slot.

WARNING: To avoid serious

personal injury or damage to the

unit, do not start or operate this unit

with the

locking rod in the locking rod

slot.

10.Remove the cutting blade cover by

un-snapping the plastic lock on the cover

and pulling it from the blade. Store the cover

for future use.

WARNING: Do not sharpen the

cutting blade. Sharpening the blade

can cause the blade tip to break

off while in use. This can result in

severe personal injury. Replace the

blade.

NOTE: A replacement cutting blade,

Part # 145873 can be purchased from

you local authorized dealer.

1/4-1/2 turn

Counterclockwise

Fig. 14

Fig. 13

Counterclockwise

Pilot Step

• If using a torque wrench and an 5/8 inch

socket tighten to;

325 - 335 in•lb,

27 - 28 ft.•lb,

37 -38 N•m.

• Without a torque wrench, use a 5/8 inch

closed-end or socket wrench, turning the nut

until the blade retainer is snug against the

shaft bushing. Make sure that the blade is

installed correctly, then rotate the nut an

additional 1/4 to 1/2 turn counterclockwise

(Fig. 14).

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