CONTROLS AND EQUIPMENT
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B740A01S-AAT
AIR CONDITIONING SYSTEM
(Not all models)
Air Conditioning Switch
HGK018
The air conditioning is turned on or off by pushing
the A/C button on the heating/air conditioning
control panel.
HGK002
B740B01S-AAT
Air Conditioning Operation
Cooling
To use the air conditioning to cool the interior:
o Set the side vent control to "OFF", to shut off
outside air entry.
o Turn on the fan control switch.
o Turn on the air conditioning switch by pushing in
on the switch. The air conditioning indicator light
should come on at the same time.
o Set the air intake control to "Fresh" mode
( ).
o Set the temperature control to "Cool". ("Cool"
provides maximum cooling. The temperature
may be moderated by moving the control
toward "Warm".)
o Adjust the fan control to the desired speed.
For greater cooling, turn the fan control to
one of the higher speeds or temporarily
select the "Recirculation" position on the air
intake control.
B740C01S-AAT
Dehumidified Heating
For dehumidified heating:
o Turn on the fan control switch.
o Turn on the air conditioning switch. The air
conditioning indicator light should come on at
the same time.
o Set the air intake control to "Fresh" mode
( ).
o Set the air flow control to "Face".
o Adjust the fan control to the desired speed.
o For more rapid action, set the fan at one of the
higher speeds.
o Adjust the temperature control to provide the
desired amount of warmth.
