Operator`s manual

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G16A/E
MAINTENANCE - G16A
8-5
Spark Plug Inspection
You should periodically remove and
inspect the spark plug. Dirty or worn
spark plugs can cause poor perfor-
mance.
å Spark plug
∫ Spark plug cap
1. Check for discoloration and
remove carbon deposits with a
spark plug cleaner or wire brush.
The normal electrode color will
be tan.
2. Check the spark plug type, and
check the spark plug gap with a
feeler gauge.
Standard spark plug:
BPR2ES
Spark plug gap:
0.028
˜
0.031 in (0.7
˜
0.8 mm)
å Gap
3. Clean the gasket and plug sur-
faces and install the spark plug
finger tight before tightening to
the following torque:
Spark plug torque:
14.5 ft
.
lb
(20 Nm, 2.0 m
.
kg)
When removing or installing the
spark plug, be careful not to dam-
age the insulator. A damaged insu-
lator could allow external sparks,
which could lead to explosion or
fire.
WARNING
Y-516
A
B
A
Y-37
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