DETROIT DIESEL
Operating Instructions
Stop" knob pushed in before the engine is ready to start
Turbocharger
again.
Make a visual inspection of the turbocharger for leaks
Fuel System
and excessive vibration. Stop the engine immediately if
there is an unusual noise in the turbocharger.
If the unit is equipped with a fuel valve, close it. Fill the
fuel tank; a full tank minimizes condensation.
Avoid Unnecessary Engine Idling
Exhaust System
During long engine idling periods, the engine coolant
temperature will fall below the normal operating range.
Drain the condensation from the exhaust line or silencer.
The incomplete combustion of fuel in a cold engine will
cause crankcase dilution, formation of lacquer or
gummy deposits on the valves, pistons and rings and
Cooling System
rapid accumulation of sludge in the engine.
Drain the cooling system if it is not protected with
NOTE: When prolonged engine idling is
antifreeze and freezing temperatures are expected.
necessary, maintain at least 800 rpm.
Leave the drains open. Open the raw water drains of a
heat exchanger cooling system.
STOPPING
Crankcase
Normal Stopping
Check the oil level in the crankcase. Add oil, if
1. Release the load and decrease the engine speed.
necessary, to bring it to the proper level on the dipstick.
Put all shift levers in the neutral position.
Transmission
2. Allow the engine to run at half speed or slower with
no load for a short time, then move the stop lever to
Check and, if necessary, replenish the oil supply in the
stop to shut down the engine.
transmission.
Emergency Stopping
Clean Engine
If the engine does not stop after using the normal
Clean and check the engine thoroughly to make certain
stopping procedure, pull the "Emergency Stop" knob all
it will be ready for the next run.
the way out. This control cuts off the air to the engine.
Do not try to restart again until the cause for the
Refer to Lubrication and Preventive Maintenance and
malfunction has been found and corrected.
perform all of the daily maintenance operations. Also
perform the operations required for the number of hours
CAUTION: The emergency shut-down
or miles the engine has been in operation.
system should never be used except in an
emergency.
Make the necessary adjustments and minor repairs to
correct difficulties which became apparent to the
Use of the emergency shut-down can cause oil to be
operator during the last run.
sucked past the oil seals and into the blower housing.
The air shut-off valve, located on the blower air inlet
housing, must be reset by hand and the "Emergency
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