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For electric starter operation, proper electric wiring
arrangements are needed before normal engine operation.
1. BATTERY
Use a battery rated 12V 24AH or larger.
4.
ELECTRIC STARTER MODELS
2. BATTERY CABLE
3. KEY SWITCH CABLE
Cable length Cable dia.
Wire gauge
AWG
(BS)
BWG
SAE JIS
Less than 1.5m 7.3 mm 1 6 AV15
1.5 m to 2.5 m 8.4 mm 0 4 AV20
2.5 m to 4 m 10.8 mm 3/0 2 AV30
Use a proper cable and ground wire to connect battery.
For GROUND WIRE, use a flat braided wire of 20 sq.
mm. or larger sectional area.
Cable length Cable dia.
Wire gauge
AWG
(BS)
BWG JIS
Less than 1.5 m 1.5 mm 14 16 AV1.25
1.5 m to 3 m 1.9 mm 12 14 AV2
3 m to 5 m 2.4 mm 10 13 AV3
3. PRE-OPERATION CHECKS
NOTE
Engine shipped from our factory is without oil.
Before starting engine, fill with oil. Do not over-fill.
1. CHECK ENGINE OIL (See Fig.
22
22
2)
Before checking or refilling engine oil, be sure the engine is
located on stable, level surface and stopped.
Do not screw the oil gauge into the oil filler neck to check
oil level. If the oil level is low, refill to the upper level with
the following recommended oil.
Use 4-stroke automotive detergent oil of API service
class SE or higher grade.
Select the viscosity based on the air temperature at the
time of operation as shown in the table. (See Fig.2
q)
OIL CAPACITY : EX13/17/21: 0.6 liter
EX27: 1.1 liter
Explanation of Fig.2
w
q Oil Gauge
w Upper Level
e Lower Level
2. CHECK FUEL (See Fig.
33
33
3)
Use unleaded automotive gasoline only.
Fuel Tank Capacity
EX13 : 2.7 liter / EX17 : 3.6 liter
EX21 : 3.6 liter / EX27 : 6.1 liter
Close the fuel cock before filling the fuel tank.
Do not fill above the top of the fuel filter screen (marked
w), or the fuel may overflow when it heats up later and
expands.
When filling the fuel tank, always use the fuel filter screen.
Wipe off any spilled fuel before starting the engine.
(See Fig.3
w)
Do not refuel while smoking, near an open flame
or other such potential fire hazards. Otherwise
fire accident may occur.
WARNING
If a remote key switch is used, select wires of proper gauge
to connect it and magnetic switch of the engine.
Battery electrolyte contains sulphuric acid. Protect
your eyes, skin and clothing. In case of contact, flush
thoroughly with water and get prompt medical
attention, especially if your eyes are affected.
Batteries generate hydrogen gas, which can be
highly explosive. Do not smoke or allow flames or
sparks near a battery, especially during charging.
Charge the battery in a fully ventilated location.
Be sure to confirm Battery polarity. Connect positive
(+) terminal first when mounting battery, and
disconnect negative (
-
) terminal first when
dismounting.
WARNING