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1.This thermostat is designed to work on the following systems:
• Single-Stage Heat Pump
• Mulit-stage Heat Pump (up to 2 heating and 2 cooling)
2.Temperature Range This thermostat can be set between 45°F and 95°F (7°C and
35°C).However, it will display room temperatures from 30°F to 99°F (0°C and 37°C). “HI” will
be displayed if the temperature is higher than 99°F (37°C), and “LO” will be displayed if the
temperature is lower than 30°F (0°C).This thermostat will automatically cutoff in Heat mode if
the temperature rises above 95°F (35°C), and automatically cutoff in Cool mode if the tem-
perature drops below 40°F (4°C).
3.Compressor Protection This thermostat provides a 3.5 minute delay after shutting off
the system before it can be restarted. This feature will prevent damage to your compressor
caused by rapid cycling.
IMPORTANT INFORMATION
What You Need
This thermostat includes two #8 slotted screws and two wall anchors for mounting. To install
your thermostat, you should have the following tools and materials.
• Slotted screwdriver(s)
• Small Philips screwdriver
• Hammer
• Electric drill and 3/16” bit
INSTALLATION
Remove Old Thermostat
CAUTION: Do not remove any wiring from the existing thermostat before reading these
instructions carefully. Wires must be labeled prior to removal.
IMPORTANT! Turn off the power to the HVAC system at the mainpower panel or at the
HVAC system.
Remove existing thermostat cover and thermostat. See Figure 1. Some thermostats will have
screws or other locking devices that must rst be removed. Once the wall mounting plate is
exposed, look for wires.
If wires are not visible, they may be connected to the back of the wallplate. Again, look for
screws, tabs, etc. Some models have doors that open to expose wires and mounting screws.
See Figure 1.
Figure 1