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Figure 3. Yanmar L70V6 Engine Components
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2
10
5
3
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8
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6
9
BASIC ENGINE
Figure 3 illustrates the location of the major components
for the Yanmar L70V6 diesel engine. The function of each
component is described below
1. Fuel Filler Cap – Remove this cap to add unleaded
gasoline to the fuel tank. Make sure cap is tighten
securely. over fill.
2. – Capacity is 3.5 quarts (3.31 liters) of
diesel fuel.
3. Air Cleaner – Prevents dirt and other debris from
entering the fuel system. Remove wing-nut on top of
air filter cannister to gain access to filter element.
4. – Used to reduce noise and emissions.
5. – Type of engine
starting method. Alternate type would be electric start
(ignition key).
6. Recoil Starter – Manual-starting method. Pull the
starter grip until resistance is felt, then pull briskly and
smoothly.
7. – Remove this cap to add oil
to the engine crankcase. Read dipstick to determine if
oil level is low. over fill.
8. Oil Drain Plug – Unscrew plug to drain oil from engine
crankcase. Dispose of oil in a safe manner.
9. – Press down before starting
engine. To prevent damage to engine, use for
any other purpose.
10. – Controls the flow of diesel fuel to the
carburetor. Must be in the ON position when starting
and running the engine.