Yanmar engines LV series (L48V, L70V, L100V). Manual - part 12

BEFORE YOU OPERATE

LV Operation Manual

Engine Oil Capacity (Typical)

The following are the engine oil capacities for
various Yanmar LV Series engines.

Note: Oil capacity will vary depending upon

which optional oil pan is used. Refer to
the operation manual provided by the
driven machine manufacturer for the
actual engine oil capacity of your
machine.

DAILY CHECKS

Before you begin any job, make sure the Yanmar
LV Series engine is in good operating condition.
Make sure you check the following items before
you start your shift and have any repairs
completed before you start work.

Visual Checks

1. Check for engine oil leaks.

2. Check for fuel leaks.

3. Check for damaged or missing parts.

4. Check for loose, missing, or damaged

fasteners.

5. Check the electrical harnesses for cracks,

abrasions, and damaged or corroded
connectors.

6. Check hoses for cracks, abrasions, and

damaged, loose or corroded clamps.

Engine Model

Dipstick Upper Limit/

Lower Limit

L48V

0.85 / 0.58 qt

(0.80 / 0.55 L)

L70V

1.11 / 0.69 qt

(1.05 / 0.65 L)

L100V

1.7 / 1.06 qt

(1.6 / 1.0 L)

WARNING

HIGH PRESSURE HAZARD!

• Avoid skin contact with the high

pressure diesel fuel spray caused by a
fuel system leak such as a broken fuel
injection line. High pressure fuel can
penetrate your skin and result in
serious injury. If you are exposed to
high pressure fuel spray, obtain
prompt medical treatment.

• NEVER check for a fuel leak with your

hands. ALWAYS use a piece of wood
or cardboard. Have your authorized
Yanmar industrial engine dealer or
distributor repair the damage.

• Failure to comply could result in death

or serious injury.

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BEFORE YOU OPERATE

LV Operation Manual

Check Diesel Fuel and Engine Oil

Follow the procedures in Diesel Fuel on page 29
and Engine Oil on page 32 to check these levels.

Check Engine Speed Control (First
Time Only)

1. Check the engine speed control for smooth

operation and lubricate or clean as
necessary.

2. Check engine speed control for proper

adjustments.

Check Indicators

If your engine has an electric starter, check the
battery indicator. Also check any other indicators
supplied by the driven machine manufacturer.

Battery - Stays On until the engine is running and
the dynamo is supplying charging current. This
indicator does not indicate whether the battery is
discharged.

Here is a summary of how these indicators
function. The table shows what happens when
you turn the key in a certain direction (e.g., OFF
to ON).

CAUTION

If any problem is noted during the visual
check, the necessary corrective action
should be taken before you operate the
engine.

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Indicator

OFF to ON

START to ON

Battery

OFF (Stays On until dynamo is
supplying charging current.
Remains On if there is a
problem in the charging
system. This indicator does not
indicate whether the battery is
discharged.)

BEFORE YOU OPERATE

LV Operation Manual

This Page Intentionally Left Blank

LV Operation Manual

ENGINE OPERATION

LV Operation Manual

This section of the Operation Manual describes
the procedures for starting the engine, checking
engine performance during operation, and
shutting the engine down.

CAUTION

NEVER permit anyone to operate the
engine or driven machine without proper
training.

• Read and understand this Operation

Manual before you operate the
machine to ensure that you follow safe
operating practices and maintenance
procedures.

• Machine safety signs and labels are

additional reminders for safe operating
and maintenance techniques.

• See your authorized Yanmar industrial

engine dealer or distributor for
additional training.

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DANGER

EXPLOSION HAZARD!

• Keep the area around the battery well

ventilated. While the engine is running
or the battery is charging, hydrogen
gas is produced which can be easily
ignited.

• Keep sparks, open flame and any other

form of ignition away.

• Failure to comply will result in death or

serious injury.

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