Weed Eater 545186834, MX550 instruction manual Maintenance

Page 9

MAINTENANCE

WARNING: Disconnect the spark plug before performing maintenance except for carburetor adjustments.

HELPFUL TIP

IMPORTANT: Have all

repairs other than the rec- ommended maintenance described in the instruction manual performed by an authorized service dealer.

If any dealer other than an authorized service dealer performs work on the product, Electrolux Home Products, Inc., may not pay for repairs under war- ranty. It is your responsibility to maintain and perform general maintenance.

CHECK FOR LOOSE

FASTENERS AND PARTS

SSpark Plug Boot S Air Filter

S Housing Screws

S Assist Handle Screw S Debris Shield

CHECK FOR DAMAGED OR WORN PARTS

Contact an authorized service dealer for re- placement of damaged or worn parts.

SSTOP Switch -- Ensure STOP switch func- tions properly by pushing and holding the switch in the STOP position. Make sure en-

gine stops. Restart engine and continue.

SFuel Tank -- Discontinue use of unit if fuel tank shows signs of damage or leaks.

SDebris Shield -- Discontinue use of unit if debris shield is damaged.

INSPECT AND CLEAN UNIT AND DE- CALS

S After each use, inspect complete unit for loose or damaged parts. Clean the unit and decals using a damp cloth with a mild deter- gent.

SWipe off unit with a clean dry cloth.

CLEAN AIR FILTER

A dirty air filter decreases engine perform- ance and increases fuel consumption and harmful emissions. Always clean after every 5 hours of operation.

1.Clean the air filter cover and the area around it to keep dirt from falling into the carburetor chamber when the cover is opened.

2.Open air filter cover by pushing button

(see illustration). Remove air filter. NOTE: To avoid creating a fire hazard or producing harmful evaporative emissions, do not clean filter in gasoline or other flammable solvent.

3.Wash the filter in soap and water.

4.Allow filter to dry.

5.Replace air filter and close cover.

Button Air Filter

Air Filter Cover

MUFFLER AND SPARK ARREST- ING SCREEN

WARNING: The muffler on this prod- uct contains chemicals known to the State of California to cause cancer.

As your unit is used, carbon deposits build up on the muffler and spark arresting screen. For normal homeowner use, however, the muffler and spark arresting screen will not re- quire any service. After 50 hours of use, we recommend that your muffler be serviced or replaced by your authorized service dealer.

REPLACE SPARK PLUG

Replace the spark plug each year to ensure the engine starts easier and runs better. Set spark plug gap at 0.025 inch (0.6 mm). Igni- tion timing is fixed and nonadjustable.

1.Twist, then pull off spark plug boot.

2.Remove spark plug from cylinder and discard.

3.Replace with Champion RCJ-6Y spark plug and tighten securely with a 3/4 inch (19 mm) socket wrench.

4.Reinstall the spark plug boot.

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Image 9 Contents
Manual de Instrucciones Manuel d’Instructions Identification of Safety Symbols Operator Safety Safety RulesFuel Safety Unit / Maintenance SafetyCutting Safety Transporting and StorageAdjusting the Handle AssemblyOperation Attaching ShieldHOW to Stop Your Unit Stop SwitchHOW to Start Your Unit Primer BulbStarting a Flooded Engine Starting a Warm EngineOperating Position Trimmer Line AdvanceTip of line does Cutting MethodsCutting Work area Inches 8 cm above groundMaintenance Carburetor Idle Speed Adjustment Service and AdjustmentsReplacing the Line Replacing the Cutting HeadFuel System Seasonal StorageEngine OtherTroubleshooting Table Cause Remedy Canada, contact Limited WarrantyIntermediate 125 hours Extended 300 hours