McQuay LIA266 User Manual

2
Specications
Important Safety Information
WARNING! : Always turn off power at the main power supply before installing, cleaning, or removing
thermostat.
• This thermostat is for 24 VAC/VDC applications only; do not use on voltages over 30 VAC/VDC
• Do not short across terminals of system control to test operation; this will damage your thermostat and
void your warranty
• All wiring must conform to local and national electrical and building codes
• Use this thermostat only as described in this manual
Electrical rating: • 24 VAC/VDC (18-30 VAC/VDC) • 4 amp maximum total load
• 1 amp maximum per terminal
Temperature control range: 45°F to 90°F (7°C to 32°C) Accuracy: ± 1°F (± 0.5°C)
System configurations: 2-stage heat, 2-stage cool
Timing: Backlight Operation: 13 seconds after mode change or button press
Terminations: -C, +R, W1, Y1, W2, Y2, G, O, S1, S2
Package Contents/Tools Required
Package includes: Thermostat on base, thermostat cover, wiring labels, screws and wall anchors,
Installation, Operation and Application Guide
Tools required for installation: Drill with 3/16” bit, hammer, screwdriver

McQuay LIA266 Specifications

General

Brand	McQuay
Model	LIA266
Category	Thermostat
Language	English