Engine/Spark Plugs; Removing The Spark Plugs; Checking The Spark Plugs - Benelli BN600R 2014 Service Station Manual

CHK
ADJ
The following procedure applies to all spark plugs.
WARNING:
Spark pugs must be checked and replaced when the engine is
cool.
Remove:
Carry out the removal procedure for the air fi lter, as described
previously in the "Engine/Air Filter" chapter, in the paragraph "Air
fi lter removal/installation."
IMPORTANT NOTICE:
Before removing the spark plugs, remove any build up of dirt
from the seat with a jet of compressed air, to prevent it from
dropping down into the cylinders.
Remove:
• The two screws (6*)
• The two brackets (8*)
• The four rubber pads (2*) and four OR gaskets (3*) Fig. A
Disconnect:
• The connectors (X) from the coils (29*) Fig. A
Slide out:
• The coil (29*)
• The spark plug (30*) underneath it Fig. B
NOTE:
The numbers marked with (*) are part of the table of replace-
ment parts in Chapter 5 "Engine", "Removing the timing belt
cover" paragraph
The following procedure applies to all spark plugs.
Check:
• The type of spark plug
Check:
1. the electrodes (A) Fig. C
If there is any damage/wear/rounding
Replace the spark plugs.
2. the insulation section (B) Fig. C
Abnormal colour
Replace the spark plug.
The usual colour is a mid- to light-brown
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ENGINE/SPARK PLUGS

REMOVING THE SPARK PLUGS

CHECKING THE SPARK PLUGS

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8*
29*
2*
6*
3*
29
2
4
5
30
B
A
A
X
B
6
7
8
3
C