McCulloch 115376727, MC025, 966624901 instruction manual Maintenance

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, we may not pay for repairs un- der warranty. It is your responsibility to maintain and perform general mainte- nance.

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.

S ON/STOP Switch -- Ensure ON/STOP switch functions properly by pushing and releasing the switch. Make sure engine stops. Wait 5 seconds before attempting to restart unit to allow switch to reset. 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 LABELS

S After each use, inspect complete unit for loose or damaged parts. Clean the unit and labels 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 cover and the area around it to keep dirt from falling into the carburetor chamber when the cover is removed.

2. Remove parts by pressing button to re- lease air filter cover.

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 parts.

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.

NOTE: This spark ignition system complies with the Canadian standard ICES--002.

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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