Before Operation - Nakayama PB4320 Manual

EN
Installing debris guard (Picture B, page 2)
• Attach the debris guard with the bolts provided to the shaft.
Installing debris guard (Picture B, page 3)
Install the safety cover on the shaft with the safety cover bracket and the screws provided.
Tighten the screws after setting the safety cover bracket at the appropriate position.
Caution! Always place the inner ring nut in front of the disc or the nylon trimming heads on the drive shaft of the angle transmission.
Installing the blade (Picture D, page 2)
1. Put the angled bar (1) into the side holes of the inner holder and the gear case.
2. Remove the nut (left-handed) and the outer holder (3) from the gear shaft.
3. Put the blade onto the inner holder (2). make the marked side face the holder.
4. Put the outer holder (3) onto the gear shaft making the recessed side face the blade.
5. Fasten the blade by the nut and the cover (4).
Warning! Always wear protective gloves when handling the blade and place the blade guard when applicable.
Installing the blade (Picture D, page 3)
Insert the hex key (2) into the specific hole in the angle transmission (3) and rotate the blade (1) by hand until the hex key enters the inner hole, blocking
rotation.
Unscrew the nut (5) in a clockwise direction.
Pull out the outer ring-nut (7) and remove the blade (1).
Ensure that the grooves in the inner ring-nut (8) match-up perfectly with the angle transmission (3).
Fit the blade (1) and outer ring -nut (7).
Refit the nut (5), fully tightening it in an anticlockwise direction.
Remove the hex key (2).
Warning! Always wear protective gloves when handling the blade and place the blade guard when applicable.
Installing line head (Picture F, page 2)
1. While locking the gear shaft by inserting the supplied tool into the upper holder on the gear box, loosen and remove the nut (left-handed).
2. Detach the cover (1), fit the line head assembly to the gear shaft and hand tighten it securely.
Installing line head (Picture F, page 3)
Insert the hex key (2) into the specific hole in the angle transmission (3) and rotate the cutting line head (1) by hand until the hex key enters the inner hole,
blocking rotation.
Ensure that the grooves in the inner ring-nut (4) match perfectly with the angle transmission(3).
Fit the cutting line head (1) turning in an anticlockwise direction.
Remove the hex key (2).
Line head spool replacement: (Pictures G1 and G2)
Balancing the unit
1. Put on strap and attach unit to strap.
2. Slide clamp up or down until unit balances with head apart from the ground when using it.

Before operation

When mixing gasoline with two cycle engine oil, use only gasoline which contains no ethanol or methanol (types of alcohol). this will help to avoid possible
damage to engine fuel lines and other engine parts.
Do not mix gasoline and oil directly in the engine fuel tank.
IMPORTANT: Failure to follow proper fuel mix instructions may cause damage to the engine.
1. When preparing fuel mixture, mix only the amount needed for the job you are to do.
Do not use fuel that has been stored longer than 1 month. Fuel mixture stored longer than this will cause hard starting and poor performance. lf fuel mix has
been stored longer than this time, it should be removed and filled with fresh mixture.
WARNING! DANGER
2. Never fill the fuel tank to the very top (under 3/4 of the tank)
3. Never add fuel to the tank in a closed non-ventilated area.
4. Don't add fuel to this unit close to an open fire or sparks.
5. Be sure to wipe off spilled fuel before attempting to start engine
6. Do not attempt to refuel a hot engine.
Check points before operation
1. Check for loose bolts, nuts and fittings.
2. Check the air cleaner for dirt. Clean the air filter of all dirt, etc. before operation.
3. Check to be sure that protector is securely in place.
4. Check to be sure that fuel is not leaking.
5. Check to be sure that blade is not cracked.
WARNING! DANGER!
The engine exhaust from this product contains chemicals known to cause cancer, birth defects, or other reproductive harm.
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