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VENTILATION
"VENT"-The blower operates It low speed
delivering outside air through the dash outlets for
positive ventilation and air circulation, The tern·
perature dial is ineffectM.
F~twood
Seventy-Five Sedan and L' ousine--
Operation with the front control
In
the 'VENT"
position on Fleetwood Seventy-Fives
1$
the same
as on all other models. However. With the rear
system
"ON",
the compressor operates so that
when the front system
IS
in the "VENT'-
pOSItion,
cold air is supplied from instrument panel outlets
at a low blower speed.
HEATING OR COOLING
"LO'-The blower operates at fixed low speed to
deliver air tempered according to the heating or
cooling requirements set on the control dial.
Temperature control is automatic within the limits
of the "LO" mode of operation.
"AUTO"-The blower lIltomatically operates at
varying speeds. As in-ear temperature approaches
the temperature setting on the control dial, blower
speed is reduced. Temperature control is auto-
matic. In cold weather, air will be delivered from
the heater outlet at floor level. In warm weather,
air will be deliV!red from the grilles in the instru,
ment panel. In some intermediate conditions, air
will be deliverl!d both from the heater and dash
oudets. "AUTO" has mOrl! heating·cooling capa-
bility than "LO".
"HI" - The system operates as in the "AUTO"
setting except at a fixed high blower speed for
maximum heating-<:ooling capability. During hot
weather the "HI" setting can recirculate up to 80%
of the car interior air for fast cooling. Also, use
"HI" for the fastest interior warm-up in winter, to
reduce fogging, or to obtain the most uniform
temperature throughout the car interior.
"BI·LEVEL"-At this setting the system delive"
tempered air both from the instrument panel out·
lets and the heater outlets. In·car temperature is
controlled automatically. This setting is suggested
for mild weather operation and for minimizing fog
formation on the side windows. Close cen er
Instrument panel outlet and direct outer
Do
toward side windows for fog removal.
WINOSHIELO OE·FOGGING AND DEICING
"OEF"-This position delivers maximum air
volume to the windshield immediately Set
temperature dial at 85 for maximum temperature
air. Use "OEF" to defrost, deice, or de·fog the
WIndshield.
OPERATING TIPS
• Controls may be left at a comfortable setting
Without funher adjustment each time the car
is drrven until you wish to change either the
temperature setting or mode of operation.
• Instrument panel center and right outlets
may
be
closed by moving control knobs fully
left. To close left outlet, move knobs fully
right
• In cold weather the system delays operation
(except in
"OEF")
until engine coolant is
warm.
• Adjust temperature dial a few degrees at a
r3J1
time.
~
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