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b. Wash foam lter in a solution of warm water and liquid
detergent. Do not use oil.
c. Rinse lter thoroughly. Squeeze out excess water in a dry cloth
until lter is completely dry.
If foam lter cannot be cleaned properly or is damaged, replace
with a new lter.
d. Install foam air lter and secure with cover.
MG39705,00004B0-19-02JUL20
Checking Spark Plug
1. Park machine safely. (See Parking Safely in the SAFETY section.)
2. Let engine cool.
3. Lift hood.
APY36172—UN—10JUL20
Twin cylinder engine shown
4. Disconnect spark plug wire(s) (A), one on each side on V-twin
engines.
5. Remove spark plug(s).
6. Clean spark plug carefully with a wire brush.
7. Inspect spark plug for:
● Cracked porcelain.
● Pitted or damaged electrodes.
● Other wear or damage.
8. Replace spark plug as necessary.
GXAL42022—UN—04MAR13
9. Check plug gap (B) with a wire feeler gauge. To change gap, move
the outer electrode.
Gap must meet specications.
Specication
Spark Plug—Gap. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0.030 in. (0.76 mm)
10. Install and tighten spark plugs to specications.
Specication
Spark Plug—Torque. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15 lb-ft (20 N·m)
11. Connect spark plug wire(s) and lower hood.
MG39705,00004AF-19-02JUL20
Replacing Fuel Filter
NOTE: Change lter when fuel is low.
1. Park machine safely. (See Parking Safely in the SAFETY section.)
2. Let engine cool.
3. Lift hood.
4. Handle fuel safely. (See Handling Fuel Safely in the SAFETY
section.)
5. Put a drain pan under fuel lter.
GXAL42023—UN—04MAR13
6. Slide hose clamps (A) away from fuel lter (B) using a pliers.
7. Disconnect hoses from lter, and raise fuel lines vertically to avoid
fuel drainage.
IMPORTANT: Incorrect installation of fuel lter may cause engine
damage. Install the lter with the arrow pointing in the
direction of fuel ow (towards the engine) for proper
operation.
8. Connect hoses to new lter making sure the lter arrow is pointed
in the direction of the fuel ow.
9. Install clamps and check for leaks.
10. Lower hood.
OUO1023,00001CB-19-01MAR13
Spark Arrestor Maintenance (If Equipped)
Spark arrestor assemblies include a screen element that should be
inspected and cleaned periodically. Visually inspect the screen for
tears, broken wires, or loose welds. Replace the spark arrestor
assembly if any of these conditions exist. If the screen is determined to
be in good condition, proceed with cleaning the screen by brushing
away loose dirt or carbon using a brush.
RM87422,00002DA-19-05JUL17
Service Engine
34
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