Belt Pulley Installation Onto Keyway-Type Crankshaft - Subaru EX series Instructions For Use Manual

3. KEY SWITCH CABLE
If a remote key switch is used, select wires of proper gauge
to connect it and magnetic switch of the engine.
Cable length Cable dia.
Less than 1.5 m 1.5 mm
1.5 m to 3 m 1.9 mm
3 m to 5 m 2.4 mm
4. WIRING
US
CABLE
To KEY SWITCH
(TERMINAL "ST")
EARTH WIRE
BATTERY
(1) Connect positive (+) terminal of the magnetic switch and
positive (+) terminal of the battery with battery cable.
Make sure the polarity of battery terminals. Never
connect the battery cable with the battery negative (-)
terminal.
When connecting the battery cable with the battery
negative (-) terminal, diode rectifier chips will be
burned out or damaged in a moment.
(2) Ground negative terminal of the battery to the engine
body or machine with ground wire.
(3) When installing the key switch on the machine, install
with its drain hole at the bottom.
NOTE
Tighten bolts and nuts on terminals securely so that they
will not be loosened by vibration.
Wire gauge
AWG
BWG JIS
(BS)
14 16 AV1.25
12 14 AV2
10 13 AV3
MAGNETIC SWITCH
CAUTION
5. WIRING DIAGRAM
(RECOIL STARTER MODELS)
Spark plug
Ignition coil
Flywheel
WIRING DIAGRAM
(ELECTRIC STARTER MODELS)
Spark plug
Black
Ignition coil
Magneto
Charge coil
Diode
rectifier
EX27
To Key switch (B)
To Diode rectifier
LA108
LA408
To Key switch
(ST)
Electric starter
To Battery
Electric
starter
Optional hardware shown by dotted lines.
5. BELT PULLEY INSTALLATION
ONTO KEYWAY-TYPE CRANKSHAFT
When installing the belt pulley and/or clutch onto keyway-
type crankshaft (PTO shaft), proper and correct arrangements
are needed. The following illustration shows the correct
installation of the applicable component parts.
Pulley
Key
Bolt
Washer
PTO shaft
Black
To LED
Lamp
Oil sensor
control unit
Oil sensor
To LED Lamp
Oil sensor
control unit
Key switch
+M
-M
AC
ST
B
Oil sensor
LA106
LA406
LA306 Battery
Magnetic switch