User's Manual

2
Table of Contents
SAFETY CONSIDERATIONS ...................................................................................................... 2
INTRODUCTION .......................................................................................................................... 2
INSTALLATION CONSIDERATIONS ........................................................................................ 3
INSTALLATION ........................................................................................................................... 5
SYSTEM START-UP AND CHECKOUT .................................................................................. 27
OPERATIONAL INFORMATION.............................................................................................. 32
TROUBLESHOOTING ................................................................................................................ 35
LIST OF WIRING DIAGRAMS .................................................................................................. 38
WIRING DIAGRAMS ................................................................................................................. 39
SAFETY CONSIDERATIONS
Read and follow manufacturer instructions carefully. Follow all local electrical codes during
installation. All wiring must conform to local and national electrical codes. Improper wiring or
installation may damage the Thermostat.
Recognize safety information. This is the safety--alert symbol When you see this symbol
on the equipment and in the instruction manual, be alert to the potential for personal injury.
Understand the signal words DANGER, WARNING, and CAUTION. These words are used
with the safety--alert symbol. DANGER identifies the most serious hazards which will result in
severe personal injury or death. WARNING signifies a hazard which could result in personal
injury or death. CAUTION is used to identify unsafe practices which may result in minor
personal injury or product and property damage. NOTE is used to highlight suggestions which
will result in enhanced installation, reliability, or operation.
INTRODUCTION
The Côr 5 series and Côr 7 series thermostat models are 7-day, 5/2-day, 1-day programmable
control is a wall-mounted, low-voltage controls. The Côr 7 and Côr 7C combines temperature
and humidity control in the units. The Côr Thermostats have no need for batteries to store user-
configured settings in memory. During power loss its internal memory saves settings for
unlimited time, and the clock continues to run for at least 24 hours.
A Two-Wire Relay Module option for the Côr 7 series thermostats allows them to connect to a
system using only two thermostat wires at the wall. The Two-Wire Relay Module is located near
the equipment and two wires are used between the thermostat and the Two-Wire Relay Module.