User Manual
49-5000355 Rev. 2  
Auxiliary controls on your Zoneline
USING THE ZONELINE
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When connected to a remote thermostat, the indoor 
air temperature sensing is shifted from the unit to 
the remote thermostat. For this reason, the units will 
operate slightly differently when connected to a remote 
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when connected to a remote thermostat.
IMPORTANT: 7KH=RQHOLQHWKHUPRVWDWFRQQHFWLRQV
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for the wall thermostat.
NOTICE:
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electronics can result from improper connections. 
Special care must be used in connecting the wires. No 
line voltage connections should be made to any circuit. 
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Remote Thermostat
Feature Heat Pump Electric Heat
,QGRRU)URVW&RQWURO Yes Yes
Freeze Sentinel Yes Yes
(OHFWURQLF7HPSHUDWXUH/LPLWLQJ No No
Switch to Resistance Heat Based 
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Switch to Resistance Heat Based 
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Yes 1$
Reverse Cycle Defrost Yes 1$
Simultaneous Partial Resistance Heat with 
Heat Pump
Yes 1$
5HVLVWDQFH+HDW/RFNRXW Yes 1$
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Central Desk Control Yes Yes
NOTE: 7KH&ODVV0RGHVHWWLQJ0RGHPXVWEHVHWWR21³  “ for the unit to operate with a Class 2 Remote Wall 
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blue
green
tan
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On Some Models
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