3 OPERATION
Mitsubishi Diesel Engine S12R OPERATION & MAINTENANCE MANUAL
96
Pub. No. 291Y1-40720 Revision: 5
Engine Start-up
• Devices and equipment outside the
scope of our supply are included in the
facility. For the details, refer to such a
document as the specifications sheet
prepared by the generator supplier.
• For the devices and equipment outside
the scope of our supply, refer the
corresponding manual of the generator
and the supplier's operation manual.
Self Starter Motor Starting
A general starting procedure is as follows:
• The engine start switch 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 Operate the start switch of the
generator "
Starting and Stopping
Devices Installed during
Manufacturing the Generator" (→
Page 86) to start the engine.
Air Direct Admission Starting
A general starting procedure is as follows:
• The starting air tank and starting
system may be outside the scope of our
supply. For the details, refer to such a
document as the specification sheet
prepared by the generator supplier.
• If it is not supplied by MHIET, follow the
instructions in the supplier's operation
manual.
1 Check the air pressure gauge to see
if the air pressure in the starting air
tank satisfies the specification.
2 Open the main valve of the starting
air tank.
3 Operate the start switch of the
generator "
Starting and Stopping
Devices Installed during
Manufacturing the Generator" (→
Page 86) to start the engine.
ï‚®If the engine doesn't start, check the points
below and reset the pressure in the starting
air tank. Restart the engine after 2 minutes
interval.
• Is the air pressure gauge in order?
• Is a leak found from the air system?
Do not apply load to the engine at
startup.
* Otherwise, the devices may be damaged.
Do not use the starter continuously
for 10 seconds or longer. In case that
the engine does not start after three
consecutive trials, please contact
your MHIET dealer.
* Otherwise, flue explosion due to the
accumulation of unburnt fuel or burn-damage to
the starter may occur.
While a warning sign such as "DO NOT
OPERATE" is hanged out on the
starting system, do not start the
engine.
* Otherwise, serious personal injury,
environmental pollution, or damage to the
devices may occur.
Do not start the engine with water
inside its combustion chamber.
* Otherwise, water hammering may cause
damage to the engine inner parts and lead to a
serious accident.
Before starting the engine, make sure
there is no one around the engine.
* Otherwise, you may get caught in the rotating
parts and get seriously injured or suffer noise-
induced hearing loss.
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