TOHATSU MFS 5C LPG Benutzerhandbuch Seite 57

1. Stop the engine.
2. Remove the top cowl.
3. Remove the spark plug caps.
4. Remove the spark plugs by turning it
counter-clockwise, using a 5/8" (16
mm) socket wrench and handle that is
provided in tool bag.
5. Inspect the spark plug. Replace the
spark plug if the electrodes are worn
or if the insulators are cracked or
chipped.
6. Measure the spark plug electrode gap
with a wire type feeler gauge. The gap
should be 0.8-0.9 mm (0.031-0.035
inches). If the gap is different, replace
the spark plug with a new one
Use spark plug NGK DCPR-6E.
1
2
1. Electrode
2. Spark gap (0.8–0.9 mm, 0.031–0.035 in)
7. Install the spark plug by hand and turn
it carefully to avoid cross-threading.
8. Tighten the spark plug to the speci-
fied torque.
ENON00028-0
Note
Spark plug torque:
18.0 Nm (13.3 ft-lb) [1.84 kgf-m]
If a torque-wrench is not available when
you are fitting a spark plug, a good esti-
mate of the correct torque is 1/4 to 1/2 a
turn past finger-tight. Have the spark plug
adjusted to the correct torque as soon as
possible with a torque-wrench.
ENOF00085-0
INSPECTION AND MAINTENANCE
55
ENOF01517-0
10