22 Automatic Standby Generator Owner’s Manual
Figure 4-2: Oil Filter and Drain Location
4.4 — Changing the Engine Air Cleaner
1. With the generator shut down, lift the lid and remove the front panel.
2. Remove the cover clips and air cleaner cover (11-20kW), or disengage the wire clip and open the air cleaner access door (8kW).
3. Pull out the old air filter and discard.
4. Thoroughly clean the air cleaner enclosure of any dust or debris.
5. Install a new air cleaner.
6. Install the air cleaner cover and cover clips (11-20kW),or close the air cleaner access door and engage the wire clip (8kW).
4.5 — Spark Plugs
Reset the spark plug(s) gap or replace the spark plug(s) as necessary:
1. With the generator shut down, lift the lid and remove the front panel.
2. Clean the area around the base of the spark plug(s) to keep dirt and debris out of the engine.
3. Remove the spark plug(s) and check the condition. Install a new plug(s) if the old one is worn or if reuse is questionable.
4. Clean the plug(s) by scraping or washing with a wire brush and commercial solvent. Do not blast the plug(s) to clean.
5. Check the spark plug gap using a wire feeler gauge. See Figure 4-3. Adjust the gap by carefully bending the ground electrode to:
• For 8, 11, and 20kW units - 0.76 mm (0.030 inch)
• For 13, 14, 15, 16, 17kW units - 1.02 mm (0.040 inch)
Figure 4-3: Spark Plug Gap Adjustment
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