Honda NX4 Falcon Manual Del Propietário página 134

Owner´s Manual
1. Remove the screws (1), bolts (2) and left shroud (3).
2. Disconnect the spark plug cap (4) from the spark plug.
3. Clean any dirt from around the spark plug base.
Remove the spark plug using the spark plug wrench
furnished in the tool kit.
(1)
(2) (3)
4. Visually inspect the spark plug electrodes for wear.
The center electrode should have square edges and
the side electrode should not be eroded.
Discard the spark plug if there is apparent wear or if
the insulator is cracked or chipped.
5. Check the spark plug gap (5) using a wire-type
feeler gauge. If adjustment is necessary, bend the
side electrode (6) carefully.
The gap should be:
0.6 – 0.7 mm (0.024 – 0.028 in)
(1) Screws
(2) Bolts
(4)
(3) Left shroud
(4) Spark plug cap
(5)
6. Make sure the plug washer is in good condition.
7. With the plug washer attached, thread the spark
plug in by hand to prevent cross-threading.
8. Tighten the spark plug:
• If the old plug is good:
1/8 turn after it seats.
• If installing a new plug, tighten it twice to prevent
loosening:
a) First, tighten the plug:
NGK: 3/4 turn after it seats.
DENSO: 1/2 turn after it seats.
b) Then loosen the plug.
c) Next, tighten the plug again:
1/8 turn after it seats.
NOTICE
Improperly
tightened spark plugs can damage the
engine. Too loose, you can burn a piston. Too tight,
you can damage the threads.
9. Reinstall the spark plug cap.
10. Install the left shroud.
(5) Spark plug gap
(6)
(6) Side electrode
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