IHI NIIGATA MG(L)26HLX User manual

DOCUMENT No. 2086X－50000D
REMARKS 12 2021
INSTRUCTION MANUAL
FOR
NIIGATA DIESEL
MODEL
MG(L)26HLX

This document is property of NIIGATA POWER SYSTEMS CO., LTD. It must be neither reproduced nor communicated nor published without permission.
1. INTRODUCTION & SAFETY PRECAUTIONS
1.1 Introduction
This instruction manual gives an explanation of engine
construction, handling and maintenance procedures to
engine operators.
Engine operators should conduct the inspection, start-
up, running and stopping of engines in accordance with
the proper procedures as directed in this manual only
afterreadingthismanualcarefullytofamiliarize
themselveswiththecontents.
In particular, “Safety Precautions" of this manual
shall be read carefully to have a good understanding
ofthembeforecarryingoutthework.
Furthermore, it is recommended to keep this manual near
athandallthetimewhilecarryingoutthework.
Caution
1. Contents of this manual shall be indifferent to
warrantyclause.
2. Should there be any indistinct and noticeable
points,pleaseaskourworksaboutthematter
through the head quarter or any of the divisions,
branches,salesofficesandservicestations.
3. When replacing parts, please be sure to use our
genuineparts.
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This document is property of NIIGATA POWER SYSTEMS CO., LTD. It must be neither reproduced nor communicated nor published without permission.
4. When ordering parts, please be sure to specify the
followingitems.
(1)NameofPurchaser(PlantorVessel)
(2)EngineModel,EngineSerialNo.
(3)DescriptionofPart
(4)PartsCatalogCollationNo.
(5)Quantity
Where there are any doubtful points having arisen
when ordering parts, when receiving parts and when
mountingparts,besuretocontactus.
5. For details of ancillary equipment, please refer to
individualmakers'instructionmanuals.
6. Contents given in this manual may differ from a
part of the engine purchased from us to some extent
due to alterations of engine specifications and
others. In addition, the contents of this manual
are subject to change without notice for the
modificationofproducts.
Shouldtherebeanyindistinctpoints,please
contactus.
7. This manual shall not be disclosed, presented, or
duplicatedtoanythirdparties.
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This document is property of NIIGATA POWER SYSTEMS CO., LTD. It must be neither reproduced nor communicated nor published without permission.
1.2 Safety Precautions
Most of the accidents arising in handling the engine
are caused by the operator's negligence of basic
safety rules and precautions or maintenance
inspection,etc.asspecifiedbythemanufacturer.
Prior to installation, assembly, running, maintenance
service and inspection, persons engaged in these items
ofworkshouldnecessarilyreadthroughthe
instructionmanualandallotherexhibitscarefully
even for the prevention of danger and use the engine
properly after familiarizing themselves with all of
the knowledge of plant and equipment, safety
information,andcautionaryinstructions.Besidesthe
above, it is recommended to keep this manual near at
handsothatthemanualcanbereferredtoatany
timeincarryingoutthework.
“BasicCautionaryInstructionsonSafety"inthis
manual gives a fundamental explanation necessary for
securementsafety. Atthesametime,labelsgibing
warnings to persons concerned are affixed for the
prevention of physical accidents caused by mishandling
during operation and those caused by inadvertence
during maintenance service. It should be noted that the
instruction manual and labels have to be followed up as
necessary.
Therankofsafetyprecautionsisclassifiedinto
“DANGER",”WARNING"and“CAUTION"inthisinstruction
manualasshownbelow.
Imminentdangerofdeathorsuffering
fromseriousphysicalinjuries.
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DANGER

This document is property of NIIGATA POWER SYSTEMS CO., LTD. It must be neither reproduced nor communicated nor published without permission.
Wherepossibledangerofdeathor
sufferingfromseriousphysical
injuries,andoccurrenceofserious
physicaldamagearepresumable.
Wherepossibledangerofsuffering
fromlightormediumphysical
injuries,andoccurrenceofphysical
damagearepresumable.
Evensuchmatterswhichfallunder
may possibly lead to serious results depending upon the
circumstances.Besuretoobservetheinstructionsgiven
by whereeverydescriptioncovers
importantnotes.
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WARNING
CAUTION
CAUTION
CAUTION

This document is property of NIIGATA POWER SYSTEMS CO., LTD. It must be neither reproduced nor communicated nor published without permission.
1.3 Basic Cautionary Instructions on Safety
1.3.1 General cautionary instructions
Cautions to be used inside engine room and enclosure
・ Ventilate the interior of engine room of enclosure.
・ Take care against fire, especially observe no-smoking when
handling fuel oil and lubricating oil, and keep away from open
fire and sparking objects.
・ For the prevention of tumbling and upsetting, try to keep
orderly arrangement at all times and leave out no articles on
the passageway. Always try to keep clean such foothold places
as floor surface, foot-plate, etc. that are made slippery and
exposed to a danger of tumbling or falling if fouled with oil,
water, or the like.
・ Make sure of location of passageways and exits so as to take
shelter in a safe area forthwith when put in dangerous state in
the course of work.
Cautions for garments and protective outfits
・ Put on helmet and safety shoes at all times inside the engine
room and enclosure.
When carrying out any work necessitating the Protective outfits
(gloves, protective goggles, earplugs, etc.) as listed in
“Practical cautionary instructions on safety", be sure to put on
specified protective outfits.
・ Do not put on any unmatched oversize garments and worn-out
clothes. Take off jewels and accessories before starting on
work.
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This document is property of NIIGATA POWER SYSTEMS CO., LTD. It must be neither reproduced nor communicated nor published without permission.
Cautions in the course of running
・ Where any unusual noise, malodor, or vibration is detected, stop the
engine depending upon the circumstances. Clear up the cause and
make repairs and restoration before restarting on running.
Cautions in handling outfits
・ Use outfits under normal condition at all times and make sure of
usage of them before starting on work.
・ Make sure that lifting outfits such as chain, hook, rope, etc. are free
from abnormalities at any time and observe service criteria and
permissible load.
・ Hang hooks on the proper positions and use stays necessary.
・ Allow slinging and crane operations to be conducted by qualified
persons.
Cautions during execution of works
・ Prior to repair and inspection work, post a signboard, " NO RUNNING ",
on the conspicuous place exposed to view to prevent the engine from
being started by mistake during the work.
・ When carrying the work by the use of foot plate, manifold, etc. as
footholds, it may lead to a serious physical accident caused by falling.
To prevent this, give careful attention to footings for the sake of safety.
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This document is property of NIIGATA POWER SYSTEMS CO., LTD. It must be neither reproduced nor communicated nor published without permission.
・ Since manual turning of the engine may lead to a danger of
serious physical accidents, be sure to carry it out by selecting the
proper method and place.
Never carry out the following.
※Turning by the use of radiator fan.
※Turning by the use of starter motor and start air.
・ When handling a weighty article exceeding 20kg in weight, use a
crane or hoist, or allow two persons or more to engage in the
handling work. (In the case of joint work also, the weight should
be limited to less than 20kg per person.)
・ When handling refrigerants such as liquid nitrogen, put on
protective outfits for the prevention of difficulty in breathing and
frostbite, and carry out the work in the well-ventilated area.
・ When handling combustible substances such as solvent,
degreaser, etc., carry out the work carefully in accordance with
maker's instruction manual.
・ When using compressed air for cleaning etc., put on protective
mask and safety goggles.
Cautions in replacement of parts
・ Unless our genuine parts are used for replacement of parts, it
may result in serious failures and physical accidents. To prevent
this, be sure to use our genuine parts.
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This document is property of NIIGATA POWER SYSTEMS CO., LTD. It must be neither reproduced nor communicated nor published without permission.
Others
・ Do not remodel the engine and plant equipment without our
permission.
・ Should there be any indistinct points on safety and handling,
please contact us.
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