8
Thermostat Installation
➤
Set the PTAC unit to “External Thermostat” (Class 2) mode.
Mounting the thermostat to the wall
➤
Unplug the PTAC/Vert-I-Pak unit;
➤
Remove the thermostat cover;
➤
Connect the thermostat wires to the supplied Wiring Connector - refer to
the Wiring Table to determine proper connections;
➤
Plug in the wiring connector into to the thermostat;
➤
Use the supplied wall anchors and mounting screws to secure the
thermostat to the wall;
➤
Follow the “Thermostat Configuration” instructions;
➤
Replace the thermostat cover and screw in the locking screw;
➤
Plug in the PTAC/Vert-I-Pak unit.
NOTE: If the PTAC/Vert-I-Pak unit has only one (1) fan speed, connect both fan
control wires – Green and Purple – to the fan terminal (G).
Wiring Table - 24V AC
Wire
Color
Terminal
Letter
Terminal
Connection
Black
C
Common
Red
R
24V
Yellow
Y
Compressor
White
W
Heat
Orange
O or B
Reverse Valve
Green
GH
Fan High
Purple
GL
Fan Low
Wiring Table - 24V DC
Wire
Color
Terminal
Letter
Terminal
Connection
Black
R
24V
Red
C
Common
Yellow
Y
Compressor
White
W
Heat
Orange
O or B
Reverse Valve
Green
GH
Fan High
Purple
GL
Fan Low
Summary of Contents for EMRT2
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