Fig. 9. The Manual Control
stick open, it would allow too much
sult of a modulator valve sticking closed.
circulation in the by pass system. This
would cause lowered high pressure readings,
and raised low pressure readings in the
main
system. This would result in inadequate
refrigeration. If the refrigeration was
excessive, and there was no control when
the
manual lever was moved, this could be the
re-
We now have a complete refrigerating system
for the Lincoln car, except for the necessary
valves used to shut off portions of the
system
for repair purposes, and to permit checking
of
the pressure and adjusting of the refrigerant
content of the system. See figure 10.
Fig. 10. The Air Conditioning System