McQuay LIA303 User Manual

9
Remote or Outdoor Sensor Installation (Optional)
1. Remove cover from remote sensor housing.
2. Select an appropriate location for mounting the remote sensor.
3. Mount remote sensor unit using hardware provided.
4. Install two strand shielded wire between remote sensor and thermostat. Shielded wire must be used. Do not run remote
sensor wire in conduit with other wires.
• Wire 1 should run between the S1 terminal on the thermostat and the S1 terminal on the remote sensor
• Wire 2 should run between the S2 terminal on the thermostat and the S2 terminal on the remote sensor
• Connect the shielding of the wire to the S2 terminal on the thermostat
5. Congure the thermostat to operate with the remote sensor (see Conguration Mode setting 10, Page 14).
Note: Remote or outdoor sensor reading can be displayed by simultaneously pressing the Down and SYS
buttons.
Remote Sensor
(Optional)

McQuay LIA303 Specifications

General

Brand	McQuay
Model	LIA303
Category	Thermostat
Language	English