D. Heavy-Duty Air Cleaner

E. Spark Plug

1.Every 250 hours of operation (more often under extremely dusty or dirty conditions), replace the main paper element and check inner element. Follow these steps.

a)Unhook the two retaining clips and remove the end cap from the air cleaner housing.

b)Pull the air cleaner element out of the housing. See Removing Elements Figure.

c)After the main element is removed, check the condition of the inner element. It should be replaced whenever it appears dirty, typically every other time the main element is replaced. Clean the area around the base of the inner element before removing it, so dirt does not get into the engine.

 

Heavy-Duty Air Cleaner

Removing Elements Figure

Assembly Figure

 

d)Do not wash the paper element and inner element or use pressurized air, this will damage the elements. Replace dirty, bent or damaged elements with new genuine Kohler elements as required. Handle new elements carefully; do not use if the sealing surfaces are bent or damaged.

e)Check all parts for wear, cracks or damage. Replace any damaged components.

f)Install the new inner element, Kohler Part No. 25 083 04-Sfollowed by the outer element, Kohler Part No. 25 083 01-S. Slide each fully into place in the air cleaner housing.

g)Reinstall the end cap so the dust ejector valve is down and secure with the two retaining clips. See Heavy-Duty Air Cleaner Assembly Figure.

1.Every 200 hours of operation, remove the spark plugs, check condition, and reset the gap or replace with new plugs as necessary. The standard spark plug is a Champion@ RC12YC (Kohler Part No.

12 132 02-S). A high-performance spark plug, Champion@ Premium Gold 2071 (used on Pro Series engines, Kohler Part No. 12 132 06-S) is also available. Equivalent alternate brand plugs can also be used.

a)Before removing the spark plug, clean the area around the base of the plug to keep dirt and debris out of the engine.

b)Remove the plug and check its condition. Replace the plug if worn or reuse is questionable. NOTE: Do not clean the spark plug in a machine using abrasive grit. Some grit could remain in the spark plug and enter the engine causing extensive wear and damage.

c)Check the gap using a wire feeler gauge. Adjust the gap to 0,76 mm (0.030 in,) by carefully bending the ground electrode.

d)Reinstall the spark plug into the cylinder head. Torque the spark plug to 24.4-29JN-m

(18-22 ft. lb,). 4. Reinstall the spark plug into the cylinder head. Torque the spark plug to 24.4-29JN-m(18-22 ft. lb,).

14

Page 15
Image 15
Little Wonder 8221, 8271 manual Heavy-Duty Air Cleaner Spark Plug, Removing Elements Figure