Spark Plug - Linhai M565Li T3 EFI Service Manual

CHAPTER 3 ENGINE
Tool： Tachometer

3.2.5 SPARK PLUG

Inspect initially at 20 hours run-in and
every 100 hours or 3000km thereafter.
● Remove the spark plug(1) with a
special tool；
Specification: DPR8EA-9(NGK)
● Spark plug inspection：If the electrode
is extremely worn or burnt, or spark plug
has a broken insulator, damaged thread, etc,
replace the spark plug with a new one
n case of carbon deposit, clean with a
I
proper tool.
SPARK PLUG GAP： Measure the
spark plug gap with a feeler gauge.
Out of specification: Adjust
Spark plug gap：0.8mm～0.9mm
Caution:
Check the thread size and reach when
replacing the spark plug. If the reach is
too short, carbon will be deposited on
the screw portion of the spark plug hole
and engine damage may result
● Spark plug installation
Caution:
To avoid damaging the cylinder head
threads; first, tighten the spark plug
with fingers, and then tighten it to the
specified torque using the spark plug
wrench
Tightening Torque：18~20N.m
M565Li T3 EFI SERVICE MANUAL 20.0
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CHAPTER 3 ENGINE PAGE. 3- 23