ALL phases of this installation must comply with NATIONAL, STATE AND LOCAL CODES
TCONT402AN32DA
3 Heat (Gas, Oil* or Elec) / 2 Cool / Heat Pump, Dual Fuel
(Factory set for 2H/2C gas/cooling applications, BK Output enabled)
Electronic Non-Programmable
3 - 16 Wire Hookup (2 for Outdoor Sensor)
(2 for Optional Remote Indoor Sensor, 2 for Optional Humidistat)
Installer’s Guide
XR402
Introduction
TCONT402AN32DA is a digital non-programmable
3Heat/ 2 Cool/Heat Pump/ Heat-Cool wall mounted low
voltage (24VAC) Comfort Control with backlit LCD and
keypad. It maintains room temperature by controlling the
operation of heating, cooling, heat pump and dual fuel
systems. The Comfort Control is easily configured for heat
pump or cooling only and gas or electric or dual fuel heat
applications via the user friendly Installer Setup menu.
The Comfort Control features include separate heating
and cooling setpoints, selectable auto or manual
changeover, adjustable energy saving mode, adjustable
filter reminder, outdoor temperature sensing, remote room
sensing and remote humidistat input. Setup selections
and diagnostics are stored indefinitely in the Comfort
Controls nonvolatile memory eliminating the need for
battery backup.
Safety Considerations
Read the following manufacturer instructions carefully.
Follow all local codes during installation. All wiring must
conform to local and national electrical codes. Improper
wiring or installation may damage the comfort control.
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 could result in minor personal
injury or product and property damage.
Note: Read the entire instruction manual before starting the
installation.
Application Hook Up Diagrams
Dual Fuel* FIG
1-2 Stage/Step Heat Pump 2 Stage VS Gas Furnace w/ BK DF-1
2 Stage Heat Pump 2 Stage VS Gas Furnace no BK DF-2
2 Step Heat Pump 2 Stage VS Gas Furnace no BK DF-3
1 Stage Heat Pump 2 Stage VS Gas Furnace no BK DF-4
1 Stage Heat Pump 1-2 Stage Non-VS
Gas Furnace no BK DF-5
Heat Pump
1-2 Stage/Step Heat Pump VS Air Handler w/ BK HP-1
2 Stage Heat Pump VS Air Handler no BK HP-4
2 Step Heat Pump VS Air Handler no BK HP-5
2 Heat Pumps Split Coil VS Air Handler w/ BK HP-2
2 Heat Pumps Split Coil VS Air Handler no BK HP-3
1 Stage Heat Pump VS Air Handler no BK HP-6
1 Stage Heat Pump Non-VS Air Handler no BK HP-7
Cooling
1-2 Stage/Step Cooling VS Indoor w/ BK CL-1
2 Stage Cooling VS Indoor no BK CL-3
2 Step Cooling VS Indoor no BK CL-4
2 Cool Units Split Coil VS Air Handler w/ BK CL-2
2 Cool Units Split Coil VS Air Handler no BK CL-5
1 Stage Cooling VS Indoor no BK CL-6
1 Stage Cooling Non-VS Indoor no BK CL-7
1 Stage Cooling 1 Stage Non-VS
Oil Furnace no BK OIL-1
1 Stage Heat Pump Non-VS Oil Furnace no BK OIL-2
1-2 Stage/Step Heat Pump VS Oil Furnace w/ BK OIL-3
* Requires external relay for Oil furnace applications. TAYPLUS103 not required
BAYSENS01ATEMPA for outdoor temperature sensing and display and optional
control is included.
Optional Humidistat: BAYSTAT253A
Optional Remote Indoor Sensor: ZZSENSAL0400AA
Contents
Introduction ........................................................................... 1
Application ............................................................................ 1
Product Specifications ........................................................ 2
Installation ............................................................................ 2
Mounting and Wiring ............................................................. 2
SETUP ................................................................................... 3
Checkout ............................................................................... 4
Troubleshooting .................................................................. 14
Features .............................................................................. 15
18-HD29D3-4
Fan Mode
Filter/OD
$
Available in French Canadian (FC)
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