Generac Power Systems 05176-0 Changing the OIL Filter, Changing the Engine AIR Cleaner

Section 5 — Maintenance

Air-cooled 15 kW Generators

Figure 5.3 – Oil Drain Hose and Filter Figure 5.4 — Engine Air Cleaner

Screw

Lo
os
e
n
Oil	Cover
Drain
Hose
Oil Filter	Filter

3.After the oil has drained, replace the cap onto the end of the oil drain hose. Retain the hose in the clip.

4.Refill with the proper recommended oil (see "Changing the Engine Oil"). See the "Specifications" section for oil capacities.

5.4CHANGING THE OIL FILTER

Change the engine oil filter as follows:

1.With the oil drained, remove the old oil filter by turning it counterclockwise.

2.Apply a light coating of clean engine oil to the gasket of the new filter. See the "Specifications" section for recommended filter.

3.Screw the new filter on by hand until its gasket lightly contacts the oil filter adapter. Then, tighten the filter an additional 3/4 to one turn (Figure 5.3).

4.Refill with the proper recommended oil (see "Changing the Engine Oil"). See the "Specifications" section for oil capacities.

5.Start the engine and check for leaks.

5.5CHANGING THE ENGINE

AIR CLEANER

See Figures 1.1 and 1.2, for the location of the air cleaner. Use the following procedure (Figure 5.4):

1.Turn the two screws counterclockwise to loosen.

2.Remove the cover and air filter.

3.Wipe away dust or debris from inside of the air box and around edges.

4.Install the new air cleaner into the air box.

5.Install the cover. Turn the two cover screws clock- wise to tighten.

See the “Service Schedule” section for air cleaner maintenance. See the "Specifications" section for air filter replacement part number.

5.6SPARK PLUG(S)

Reset the spark plugs gap or replace the spark plugs as necessary. See the “Service Schedule” section for maintenance requirements.

1.Clean the area around the base of the spark plugs to keep dirt and debris out of the engine. Clean by scraping or washing using a wire brush and commercial solvent. Do not blast the spark plugs to clean.

2.Remove the spark plugs and check the condition. Replace the spark plugs if worn or if reuse is questionable. See the “Service Schedule” section for recommended inspection.

3.Check the spark plug gap using a wire feeler gauge. Adjust the gap to 0.50 mm (0.020 inch) for by carefully bending the ground electrode (Figure 5.5).

Figure 5.5 – Setting the Spark Plug Gap

SET PLUG GAP AT 0.50 mm (0.020 inch)

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