The tachometer (2) displays the engine
speed in revolutions per minute (RPM). The beginning
of the red zone in the tachometer indicates
the maximum permissible engine speed for
all gears once the engine has been broken in. Before
reaching the red zone, you should shift into
the next higher gear, sel
In this refrigerant pipe, the flowing fluid warm refrigerant
on the high pressure side is delivered into the low pressure
side as flowing, vapor, cold refrigerant to increase the
efficiency of the A/C system.
Note
This illustration shows a refrigerant pipe with an inner
heat exchanger th