Mitsubishi S12R Service Manual

3 OPERATION
Mitsubishi Diesel Engine S12R OPERATION & MAINTENANCE MANUAL
92
Pub. No. 291Y1-40720 Revision: 5
Fuel Control Link - Check
Refer to "Fuel Control Link - Check" (→ Page 142).
Engine Oil Level - Check
Refer to "Engine Oil Level - Check" (→ Page 149).
• When handling engine oil, refer to "5
ENGINE OIL" (→ Page 109).
Coolant Level - Check
Check the coolant level.
• If the level is low, refill the coolant. "
Coolant -
Refill" (→ Page 162)
• After refilling the coolant level, bleed air from the
cooling system. "
Cooling System - Bleed Air" (→
Page 163)
• When handling coolant, refer to "6
COOLANT" (→ Page 111).
• For how to check the coolant level,
refer to the corresponding manual of
the generator and the supplier's
operation manual.
• For the specified quantity of coolant,
refer to "
SPECIFICATIONS - CHECK" (→
Page 12).
Battery - Check
• The battery is outside the scope of our
supply. For the details, refer to such a
document as the corresponding manual
of the generator and the supplier's
operation manual.
1 Check the battery fluid level.
• Refill the battery fluid, if necessary.
2 Check the battery fluid specific
gravity.
• Charge the battery, if necessary.
Use the genuine LLC specified in this
Operation & Maintenance Manual.
* Otherwise, the devices may be damaged.
Keep LLC to be the specified
concentration.
* If LLC concentration is low, it may cause
corrosion of the radiator or heat exchanger.
* If LLC concentration is high, it may cause
damage to the devices or overheat due to the
seized engine parts.
Do not open the radiator cap or
coolant tank cap while the engine is
hot.
* Otherwise, you may get burns by steam or
water splashing out.
Tighten the drain cock on the water
pump properly.
* Insufficient tightening may cause a coolant leak.
When handling coolant (LLC), always
wear suitable protective gears such
as rubber gloves and protective
eyeglasses.
* If LLC comes into contact with your eyes, it may
result in sight loss at the worst.
* If LLC comes into contact with your skin while
the engine is hot, you may get burned by heat.
Maintain the coolant level properly.
* If the coolant level is low, overheat or cavitation
in the engine may occur.
Do not short the battery terminals.
* Otherwise, sparks will occur, which may cause
a fire or an explosion.
Do not touch battery terminals with
wet hands.
* You may get an electric shock.
When checking and servicing the
battery, wear proper protective gears
such as protective eyeglasses, rubber
gloves, working clothes with long
sleeves and long trousers.
* If battery fluid comes into contact with your eyes
or skin, it may result in sight loss or burns.

Mitsubishi S12R Specifications

General

Brand	Mitsubishi
Model	S12R
Category	Engine
Language	English