Toro LX420, LX460 manual Cleaning the Engine, Lubrication, Fuel Filter, Front Wheels

•Check the gap using a feeler gauge and adjust, if necessary, by carefully bending the ground electrode. See Figure 16. Set the spark plug gap to

.76 mm (0.030 in.).

Feeler Gauge

Spark Plug

Ground Electrode

Gap

Figure 16

•Reinstall the spark plug into the cylinder head. Torque the spark plug to 38.0/43.4 N·m (28/32 ft. lb.).

•Place the spark plug wire boot over the spark plug and press until you feel it “click” in place.

Fuel Filter

WARNING: Do not replace the fuel filter when engine is hot.

The engine is equipped with an inline fuel filter located on the right side of the engine.

Visually inspect the filter periodically for a build-up of residue inside the filter body, and for a dirty element which can be indicated by discoloration. Replace the fuel filter when dirty.

Cleaning the Engine

Any fuel or oil spilled on the machine should be wiped off promptly.

Do NOT allow debris to accumulate around the cooling fins of the engine or on any other part of the machine, especially the belts and pulleys.

Lubrication

WARNING: Before lubricating, repairing, or inspecting, always disengage PTO, set parking brake, stop engine and remove key to prevent unintended starting.

Engine

Refer to Engine on page 22 for instruction regarding all engine-related lubrication.

Front Wheels

Each of the front wheel axles and rims is equipped with a grease fitting. See . Lubricate with 251H EP grease or an equivalent No. 2 multi-purpose lithium grease after every 25 hours of tractor operation.

Axle Grease Fitting

Rim Grease Fitting

Figure 17

Pivot Points & Linkage

Lubricate all the pivot points on the drive system, parking brake and lift linkage at least once a season with light oil.

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