Honda EU3000i Handi, Manual

Page: 43 / 194

MAINTENANCE
3-6
Visually inspect the spark plug. Replace the plug if the
insulator (1) is cracked or chipped.
Remove carbon or other deposits with wire brush.
Check the sealing washer (2) for damage.
Replace the spark plug if the sealing washer is
damaged (page 3-6).
Measure the plug gap with a wire-type feeler gauge. If
the measurement is out of the specification, adjust by
bending the side electrode.
Install the spark plug finger tight to seat the washer, and
then tighten 1/8 – 1/4 turn with a spark plug wrench.
A loose spark plug can become very hot and can
damage the engine. Overtightening can damage the
threads in the cylinder head.
Install the spark plug cap securely.
Install the muffler protector cover and tighten the 6 x 16
mm special screw to the specified torque.
SPARK PLUG REPLACEMENT
Remove the muffler protector cover and spark plug cap
(1) (page 3-5).
Remove the spark plug (2) using a spark plug wrench
(3).
Install a new spark plug finger tight to seat the washer,
and then tighten 1/2 turn with a spark plug wrench.
A loose spark plug can become very hot and can
damage the engine. Overtightening can damage the
threads in the cylinder head.
Install the spark plug cap securely.
Install the muffler protector cover and tighten the 6 x 16
mm special screw to the specified torque.
SPARK PLUG: BPR6ES (NGK)
W20EPR-U (DENSO)
PLUG GAP: 0.7 – 0.8 mm (0.028 – 0.031 in)
TORQUE: 2.3 N·m (0.23 kgf·m, 1.7 lbf·ft)
(2)
(1)
0.7 - 0.8 mm
(0.028 - 0.031 in)
If the engine has been running, the engine will be
very hot. Allow it to cool before proceeding.
SPARK PLUG: BPR6ES (NGK)
W20EPR-U (DENSO)
TORQUE: 2.3 N·m (0.23 kgf·m, 1.7 lbf·ft)
(3)
(2)
(1)