Servicing The Air Cleaner; Replacing The Avr Filter; Spark Plugs - Generac Power Systems 20 kW Synergy Owner's Manual

Maintenance

Servicing the Air Cleaner

Proceed as follows to service the air cleaner:
1. Press the OFF button on the control panel to stop the
generator. Then lift the lid and remove the front panel.
2. See Figure 4-4. Remove the cover clips (A) and air
cleaner cover (B).
B
A
C
Figure 4-3. Servicing Air Cleaner
3. Remove the old air filter element (C) and discard.
4. Thoroughly clean the air cleaner enclosure of any
dust or debris.
5. Install a new air filter element.
6. Install the air cleaner cover and fasten the cover clips.
7. Verify that the air inlet duct (D) is properly
connected to the air cleaner cover.
8. Press the AUTO button on the control panel to
return the unit to AUTO mode.

Replacing the AVR Filter

WARNING
Electric shock. AVR maintains electrical
charge after generator shutdown. Wait five
minutes before AVR removal. Failure to do
so could result in death or serious injury.
Figure 4-4. Removing the AVR Filter Screw
28
D
Figure 4-5. Replacing the AVR Filter
1. See
filter housing from back panel.
003590
2. Remove AVR filter housing.
3. See
remove filter from filter housing.
4. Install new filter (see
edge is positioned inboard of two tabs on filter
housing.
5. Install AVR filter housing so the bottom drops into
the slots, ensuring that the rubber boot is
completely around the fan opening. Install screw to
fasten AVR filter housing to back panel and torque
to 50–96 in-lbs (6–11 Nm).

Spark Plugs

Proceed as follows to check the spark plug(s) gap and
replace the spark plug(s) as necessary:
1. With the generator OFF and the engine cool, 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.
(000223)
3. Remove the spark plug(s) and check the condition.
Install a new plug(s) if the old plug(s) 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
the gap is out of specification. See
Information.
6. Reinstall the spark plug(s), and torque to 18.4 ft-lbs
(25 Nm).
7. Press the control panel AUTO button to return the
unit to AUTO mode.
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Figure 4-4. Remove screw to release AVR
Figure 4-5. Grasp rubber lifting strap and
Replacement
Figure 4-6. Replace the spark plug if
Owner's Manual for 60 Hz Synergy™ Generators
001220
Parts), so that
General