User Manual
8 49-5000355 Rev. 2
Auxiliary controls on your Zoneline
USING THE ZONELINE
Auxiliary Controls - Aux Set Button
While the unit is preset to what most customers prefer, the 
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control panel.
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Cover section.
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mode control and turn the unit off, then, press the red 
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Press the mode button on the control pad until the first digit 
in the display shows the number corresponding to the mode 
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Press the +/- button to make the mode setting selection 
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Press the red AUX SET button to lock in the selection, and 
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Red 
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Button
MODE 1
 Smart Fan—Cooling/Heating  
Press MODE XQWLODDSSHDUVLQWKHILUVWGLJLWRIWKHGLVSOD\
for Smart FanFRROPRGH7KHCOOL/('OLJKWRQWKH
PDLQFRQWUROZLOOEHRQ7RFKDQJHWRKHDWPRGHSUHVV
MODE DJDLQ7KHHEAT/('OLJKWRQWKHPDLQFRQWUROZLOO
be lit. 
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heating or cooling mode selected “  ´
Press the + pad to set the indoor fan to run continuously in 
the heating or cooling mode selected “  ´
Press AUX SETWRFRQILUP\RXUVHOHFWLRQDQGH[LWAUX 
SET mode, or press MODE to continue setting other 
functions.
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heating mode, the fan will continue to operate for several 
seconds after the heating function has stopped in order to 
increase unit efficiency.
(AZ65 Only)
(AZ65 Only)
Temperature 
Limit
Class 2
Mode
Duct Mode *
All I2R Mode
Boost Heat
Press “Aux Set”
First Digit Second Digit
Press “Mode” Press +
/
-
Makeup Air
Mode *
Makeup Air
Occupancy *
Press “Aux Set”
First Digit Second Digit
Press “Mode” Press
0: OFF
1: 25CFM
2: 30CFM
3: 35CFM
Disable
293D2203P003
Enable
+
/
-
Off On
Press “Aux Set”
First Digit
Press “Mode”
Second Digit
Press
- Cycle - Continue
+
/
-
Smart Fan
Temperature
Display
Sentinel
Constant
Fan
Off On
4: 40CFM
5: 45CFM
6: 50CFM
Off On (Cool/Heat) On (Auto Change Over)
Engineering
Revision*
Press +/- to match last
digit of model number
* Not available on all models.










