T-720 Installation Manual
T-720A: PROGRAMMED AT THE FACTORY FOR AUTO CHANGEOVER
T-720B: PROGRAMMED AT THE FACTORY FOR COOLING ONLY
· Open the thermostat by pulling on the
bottom side of the front cover
· Swing open the internal PCB to the left by
pressing the PCB locking tabs
· Pull out cables 6" from the wall
· Insert cable in the central hole of the base
· Align base and mark the location of the two
mounting holes paying particular attention to
orienting the proper side of the base up
· Install anchors in the wall and insert screws in
mounting holes on each side of the base
· Gently swing the circuit board back into the
base until the tabs lock it in place
· Strip each wire 1/4 inch from end
· Insert each wire per enclosed wiring
schematic
· Terminal strips are removable for ease of
assembly
· Gently push excess wiring into the hole
· Reinstall terminal strips in their correct
location
· Reinstall the front cover (top side first) and
install security screw
· The T720A Sensor is supplied with a grommet
for installation in a 9/32" diameter hole.
December 2014
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