Aube Technologies TH144 Installation And User Manual

Installation
TURN OFF POWER TO THE SYSTEM AT THE MAIN POWER
PANEL TO AVOID ELECTRICAL SHOCK
Installation should be carried out by an electrician or a qualified
technician.
1.1 Find a Location for the Thermostat
• For a new installation, choose a location about 5 ft. (1.5 m) above
the floor and on an inside wall.
• Avoid locations where there are air drafts (top of staircase, air out-
let), dead air spots (behind a door), direct sunlight, concealed
chimneys or pipes, or air diffusers.
Terminals
1C
R
C
W
W1
W2
W3
Y
Y1
Y2
G
REM
Vcc (1)
Tx/Rx (2)
Gnd (3)
TH144
.
TABLE 1: Wiring Terminals
OUTPUT CONFIGURATION (MODEL)
1H 2C 2H 1H1C
Unoccupied input (optional) - see 1.3
AC144-02 Remote Temperature Interface - see 1.4
FIGURE 1: Typical Wiring Diagram (model shown TH144-3H2C)
1.2 Prepare and Connect the Thermostat
1.
Loosen the captive screw
holding the base to the
module.
2H1C 2H2C
Installation and User Guide
HVAC Electronic Thermostat
Gently lift the lower part of Secure the base using the
the module to remove it wall anchors & screws.
from the base. Wire the thermostat.
Connect to...
3H2C
Supply 24 VAC
Common
Heat relay
1st stage heat
2nd stage heat
3rd stage heat
Compressor relay
1st stage cool
2nd stage cool
Fan
CT240/CT241/timer
AC144-02
400-144-000-C 2008-02-08
TH144
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