Venstar T1070 - Manual (Page 9)

HEAT indicates the temperature
the room has to reach before the
heating source energizes. If the
water supply is cold, this screen
and heating would be locked out.
COOL indicates the temperature
the room has to reach before the
cooling source energizes. If the
water supply is hot, this screen
and cooling would be locked out.
70
OFF
Press
MODE
Press
Press
MODE
MODE
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70
69
70
72
Note: If the water temperature is changed during the
year, the thermostat will then automatically lock out the
incorrect mode.
Heating and/or Cooling
Step #4 = 3 in Advanced Setup (page 11), and the
accessory changeover sensor (ACC-SENFC) is used.
If step #4 = 4 or 5 in Advanced Setup (page 11).
Operation is the same as a 4-pipe system (page 5).
Selecting the Heat or Cool Mode 2-Pipe Operation
70
72
69
If step #4 = 3, this
screen will not appear.
AUTO will automatically select
heat or cool based on the room
temperature demand.
OFF indicates both heating
and cooling are turned off.