General Usage
5-7
Diesel Engine (4TNV98)
Be sure the transmission is in "Park" or "Neutral".
1. Turn ignition switch (if equipped) to the "ON" position.
2. See “Starting the Unit” in section 5.6.
3. Allow the engine to run at idle speed approximately 6 minutes (1/10 of an hour
on the hour meter) to circulate and warm engine oil to a safe operating tem-
perature.
4. To shut down the engine, reduce engine speed to idle if the engine is hot. Allow
the engine to idle for several minutes to cool to below 195 degrees. Then turn
off the H30 display and turn off the key switch (if equipped).
Warning: External starting fluids should not be used in a diesel
engine air intake system. The use of these fluids will cause severe
internal engine damage.
Diesel Engine (With Dash Mounted Glow Plug)
Be sure the transmission is in "Park" or "Neutral".
1. Turn ignition switch to the "ON" position.
2. Push the Red or Black Rubber button labeled “Glow Plug” on the instrument
panel. Hold down for the recommended length of time shown on the chart next
to the button, them release.
3. Turn the ignition to the “Crank” position to activate the starter motor. Do not
crank the engine more that 10 seconds. If the engine does not start, turn the ig-
nition switch to the “Off” position and repeat the steps above.
4. Allow the engine to run at idle speed approximately 6 minutes (1/10 of an hour
on the hour meter) to circulate and warm engine oil to a safe operating tem-
perature.
5. To shut down the engine, reduce engine speed to idle if the engine is hot. Allow
the engine to idle for several minutes to cool to below 195 degrees. Then turn
off the H30 display and turn off the key switch (if equipped).
Note: Diesel Tugs powered by a TMD, TMD27, 4JB1, 4JG1, or 4JG1T engine that
are equipped with “Low Oil / Hi Temp Shutdown System” must follow the above
start procedure as the system will recognize low oil pressure after 10 to 15 seconds
of ignition “On” position before the starter engages. The ignition must be put back
into the “Off” position to reset the timer or the engine will not attempt to restart.
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