OPERATING INSTRUCTIONS
ENGINE OPERATING INSTRUCTIONS
CAUTION: Failure to prime the raw water pump
PREPARATION FOR STARTING ENGINE
may result in damage to the pump impeller.
FIRST TIME
Before starting an engine for the first time, carefully
read and follow the instructions listed below and in
Lubrication System
the Engine Tune-Up Procedure. Attempting to run the
engine before studying these instructions may result in
The lubricating oil film on the rotating parts and
bearings of a new or overhauled engine, or one which
serious damage to the engine.
has been in storage, may he insufficient for proper
lubrication when the engine is started for the first
NOTE: When preparing to start a new or
time.
overhauled engine or an engine which has been
in storage, perform all of the operations listed
It is recommended that the engine lubricating system
below. Before a routine start (at each shift), see
be charged with a pressure prelubricator, set to supply
Daily Operations in the Lubrication and
a minimum of 25 psi (172 kPa) oil pressure, to ensure
Preventive Maintenance Chart.
an immediate flow of oil to all bearings at the initial
engine start-up. The oil supply line should be attached
to the engine so that oil under pressure is supplied to
the main oil gallery.
Cooling System
With the oil pan dry, use the prelubricator to prime
Install all of the drain cocks or plugs in the cooling
the engine with sufficient oil to reach all bearing
system (drain cocks are removed for shipping).
surfaces. Use heavy-duty lubricating oil as specified
under Lubricating Oil Specifications. Then remove the
Open the cooling system vents, if the engine is so
dipstick, wipe it with a clean cloth, insert and remove
equipped.
it again to check the oil level in the oil pan. Add
sufficient oil, if necessary, to bring it to the full mark
on the dipstick. Do not overfill.
Loosen the water return line near the top of the
turbocharger (if used).
If a pressure prelubricator is not available, fill the
crankcase to the proper level with heavy-duty,
Remove the filler cap and fill the cooling system with
lubricating oil as specified under Lubricating Oil
clean, soft water or a protective solution consisting of
Specifications. Then pre-lubricate the upper engine
high boiling point type antifreeze, if the engine will be
parts by removing the valve rocker covers and pouring
exposed to freezing temperatures (refer to Engine
lubricating oil, of the same grade and viscosity as used
Coolant). Keep the liquid level about two inches below
in the crankcase, over the rocker arms.
the filler neck to allow for fluid expansion.
Use a quality rust inhibitor if only water is used in the
Turbocharger
cooling system.
Disconnect the turbocharger oil inlet line and pour
Close the vents, if used, after filling the cooling
approximately one pint of clean engine oil in the line,
system.
thus making sure the bearings are lubricated for the
initial start. Reconnect the oil line.
Tighten the turbocharger water return line.
On marine installations, prime the raw water cooling
Air Cleaner
system and open any sea cocks in the raw water pump
intake line. Prime the raw water pump by removing
If the engine is equipped with oil bath air cleaners, fill
the air cleaner oil cups to the proper level with clean
the pipe plug or electrode provided in the pump outlet
engine oil. Do not overfill.
elbow and pour water in the pump.
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