Weed Eater 530163351 Service And Adjustments, Storage, Replacing The Line, Blade Replacement

Models: 530163351

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1.Remove spool by firmly pulling on tap button.

2.Clean entire surface of hub and spool.

3.Replace with a pre-wound spool, or cut two lengths of 12-1/2 feet of 0.080(2 mm) dia- meter Weed Eaterr brand line.

REPLACING THE LINE WARNING: Never use wire, rope, string, etc., which can break off and become a dangerous missile.

4.Insert ends of the lines about 1/2 inch (1 cm) into the small holes on the inside of spool.




Line exit holes

Line in Notch

Line in Notch


5.Wind the line evenly and tightly onto the spool. Wind in the direction of the arrows found on the spool.

6.Push the lines into the notches, leaving 3 to 5 inches (7 -- 12 cm) unwound.

7.Insert the lines into the the exit holes in the hub as shown in the illustration.

8.Align the notches with the line exit holes.

9.Push spool into hub until it snaps into place.

10.Pull the lines extending outside of the hub to release the lines from the notches.


Refer to the ASSEMBLY section for blade re- placement instructions and illustrations.


BLADE REPLACEMENT WARNING: Keep others away when making idle speed adjustments. The trimmer head or blade will be spinning during most of this procedure. Wear your protective equip- ment and observe all safety precautions. Af- ter making adjustments, the trimmer head or blade must not move/spin at idle speed.

The carburetor has been carefully set at the factory. Adjustments may be necessary if you notice any of the following conditions:

S Engine will not idle when the throttle is released.

SThe trimmer head or blade moves/spins at idle.

Make adjustments with the unit supported so the cutting attachment is off the ground and will not make contact with any object. Hold the unit by hand while running and making ad- justments. Keep all parts of your body away from the cutting attachment and muffler.

Idle Speed Adjustment

Allow engine to idle. Adjust speed until engine runs without trimmer head or blade moving or spinning (idle too fast) or stalling (idle speed too slow).

S Turn idle speed screw clockwise to increase engine speed if engine stalls or dies.

STurn idle speed screw counterclockwise to decrease engine speed if trimmer head or blade moves or spins at idle.

CARBURETOR ADJUSTMENT WARNING: Recheck the idle speed after each adjustment. The trimmer head or blade must not move or spin at idle speed to avoid serious injury to the operator or others.

Idle Speed


Air Filter


If you require further assistance or are unsure about performing this procedure, contact an


service dealer or call






Idle Speed Adjustment WARNING: Perform the following steps after each use:

SAllow engine to cool before storing or trans- porting.

SStore unit and fuel in a well ventilated area where fuel vapors cannot reach sparks or open flames from water heaters, electric motors or switches, furnaces, etc.

SStore unit with all guards in place. Position unit so that any sharp object cannot acci-

dentally cause injury.

SStore unit and fuel well out of the reach of children.


Prepare unit for storage at end of season or if it will not be used for 30 days or more.


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Weed Eater 530163351 Service And Adjustments, Storage, Replacing The Line, Blade Replacement, Carburetor Adjustment