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Service
Information
Troubles
hooting
COl
Unit
Service Information
General
14. Ignition System/Alternator
14-1
14-2
14-3
Ignition
coil
Alternator
Ignition
Timing
14-4
14-5
14-8
If
the engine
mus
t be
running
to do
some
work
.
make
s ure
the area is well-ventilated. Never
run the
engine in an
enclos-
ed area. The althaus! contains
poisonous
carbon monoxide
gas
th
at
may
cause
loss of
consciousness
and
lead
to
death
.
The
COl
unit
may be damaged if
dropped.
Also, if
the
connector is disconnected when current is present,
the
excessive
voltage may damage the unit.
Ignition
timing cannot be adjusted since
the
CO
l
unit is non-adjustable
.
1f
ignition
tIming
is
incorrect
.
check
the
system
components and replace any faulty
parts.
A
faulty
ignition system is often
related
to
poorly
conne cted or corroded conne ctors. Check those
connections before
proceeding
.
Use a spark plug of the conect
heat
range. Using a spark plug with an incorrect heat
range
can damage the
engine
.
Aeplace
the pulse
generator,
excit
er coil and stator
base
as
a
set.
Specifications
hem
Standard
Spark
plug
Standard
CHAMPION
QN84
NGK
BA9EG
NIPPONDENSO
W27ESA-V
Optional
CHAMPION
QNS9G
NGK
BA9EV
NIPPONDENSO
W27ESA-G
Spark plug
gap
0.5
-
0 .S mm (0.020
-
0.024
in
~
Ignition timing "F"mark
30
.:t:
2
° I
S,OOO rpm
Ignition
coil
resIstance
Primary
0.
4
-
0.60
(At 20
0
C/
SBOF)
Secondary
with
plug
cap
14
-
23 kG
without
plug
cap
10
-
16kO
Alternator
exciter
coil
reSIstance (At 20
o
C/
6BOF)
20
-
1400
Pulse generator
resistance (At
20
°
C/
68
°
F)
Torque
Values
Alternator
co
ver screw
Flywheel
nut
Tools
Common
Flywheel
puller
Universal holder
180
-
2800
4
N·m (0.4 kg -m
,
2.9 ft
-Ibl
55 N·m (5.S kg -m
,
40
ft
-Ib)
07733
-
0010000
07725
-
0030000
or eqUIvalent commercIally available in
U.S.A.
14-1
J
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