Table Of Contents; Shipping And Packing List - Lennox ComfortSense 8500 Installation And Setup Manual

Table of Contents

Shipping and Packing List ........................................... 2
Thermostat Features ................................................... 3
Product Dimensions .................................................... 3
Unit Dimensions (H x W x D) ................................................... 3
Wall Plate Dimensions (H x W) ................................................ 3
Wiring Specifications ................................................... 3
Communication Wire .............................................................. 3
Remote Sensor Wire .............................................................. 4
Transformer Wire ..................................................................... 4
Installation ................................................................... 4
Terminal Connections .................................................. 6
Purpose ................................................................................... 6
Wiring Thermostat - (with or without CO
Installing Indoor Temperature Sensors ................................... 8
Installing Occupancy Sensor .................................................. 9
Fan and Heat Relay Outputs ..................................... 10
NTC or Unit Controller System Setups .......................11
NTC Setup ............................................................................. 11
M1 or M2 Unit Controller Setup ............................................. 11
M3 Unit Controller - L Connection Setup ............................. 11
M3 Unit Controller - Return Air Temperature Limits Setup .. 12
CS8500 Troubleshooting ....................................................... 12
Thermostat Zoning Configuration .............................. 13
Main Screen Display Options ................................................ 13
Fan Type ................................................................................ 13
Heat Type............................................................................... 13
Heating .................................................................................. 13
Damper .................................................................................. 14
Cooling ................................................................................... 14
Setpoint Range and Sensor Calibration ................................ 15
Troubleshooting ..................................................................... 15
Parameters (ECTOs) ................................................. 16
Menu Options ............................................................ 19
Notifications .......................................................................... 19
Owner Settings ...................................................................... 20
Technician Settings ................................................................ 20
System Status Descriptions....................................... 23
Error Codes and Reminders ...................................... 28
) ............................... 6
2
2

Shipping and Packing List

Verify the following items have been included with
in the packing:
Table 1. Packing List
Quantity
Item
CS8500 Zoning Unit
1
Wall Plate
1
Mounting Plate
2
Wall Anchors
2
Warranty
1
User Guide
1
Improper installation,
service or maintenance can cause property
damage, personal injury or loss of life.
Installation and service must be performed
by a licensed professional HVAC installer (or
equivalent) or service agency.
WARNING
adjustment, alteration,