Kohler 14/20RESAL manual Spark Plugs, Air Cleaner Service, Air Cleaner, 14RESA/RESAL Models

5.3 Spark Plugs

Reset the spark plug gap or replace the plugs with new plugs as necessary.

1.Clean the area around the base of the spark plug to keep dirt and debris out of the engine.

2.Remove the spark plug and check its condition. Replace the spark plug if it is worn or if its reuse is questionable.

3.Check the spark plug gap using a wire feeler gauge. See Figure 5-4 for the recommended spark plug gap. Adjust the gap by carefully bending the ground electrode. See Figure 5-5 and Figure 5-6.

4.Reinstall the spark plug into the cylinder head. Torque the spark plug to 24.4--29.8 Nm (18--22 ft. lb.)

Generator Set Model	Spark Plug Gap
14/20RESA/RESAL	0.76 mm (0.030 in.)

Figure 5-4 Spark Plug Gap

1--514

Figure 5-5 Checking the Spark Plug Gap

1--511

Figure 5-6 Adjusting the Spark Plug Gap

5.4 Air Cleaner Service

5.4.1Air Cleaner, 14RESA/RESAL Models

The engine has a replaceable high-density paper air cleaner element with an oiled foam precleaner. See Figure 5-7.

1

2

3

4

5

6

7

586536

1.Cover knob

2.Air cleaner cover

3.Element cover nut

4.Element cover

5.Foam precleaner

6.Air cleaner element

7.Air cleaner base

Figure 5-7 Air Cleaner Components

Check for a buildup of dirt and debris around the air cleaner system. Keep this area clean. Also check for loose or damaged components. Replace all bent or damaged air cleaner components.

Note: Operating the engine with loose or damaged air cleaner components could allow unfiltered air into the engine causing premature wear and failure.

62 Section 5 Scheduled Maintenance TP-6804 12/11