MAINTENANCE OF THE HEMTT - OD1662 LESSON 1/TASK 1
diesel engine (11 which is coupled directly to an automatic
transmission (2).
Power from the transmission is transferred to the
transfer case (3) and on to the front and rear axles (4) through a
series of propeller shafts and universal joints (5).
FIGURE 16.
In the following subparagraphs, we will discuss the components that comprise
the power train system.
(a) Engine.
The engine (1)(figure 16) is a 2-cycle, turbocharged, 8-
cylinder, V-block diesel unit.
(b) Automatic Transmission. The automatic transmission (2) provides four
speeds forward and one reverse.
Drive (D) is used for all normal driving conditions. The vehicle will start
moving in 1st gear, and, as the accelerator is depressed, the transmission
will upshift to 2nd gear, 3rd gear and 4th gear automatically. As the vehicle
slows down, the transmission will downshift to the correct gear
automatically. Placing the range selector lever in the 3rd or 2nd position
respectively.
This is useful if the road or load conditions require low
gear operation. When
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