New Stat Wire
Function
Control Feed
Load Feed
Common
Heat
Cool
Low Fan
Medium Fan
High Fan
New Stat Wire
Color
Red
Orange
Black
White
Yellow
Green
Blue
Violet
Cable Wire Color
7.
From the wire chart found in step 5, assign, according to function,
the cable wire colors to the thermostat wire legend provided below.
Note: The control feed and the load feed will be connected together
for the 4-pipe installation. If this is a new installation, record the cable
wire colors in the thermostat legend provided below.
8.
Connect the thermostat wires to the cable wires recorded in step 7.
NOTE:
When the thermostat is programmed for 2 speed the High fan
wire will not be used. Also, when the thermostat is programmed for
single speed fan, only the low fan wire connection will be used. Isolate
any unused fan speed wires from the thermostat.
10.
Turn power on.
At start up, the low fan will automatically run for three minutes to
cycle room air.
If cooling or heating is required, it may become active after the
first 30 seconds of fan run time.
Room
Temperature
Indicator
Fan
Icons
Mode
Icons
Cool
Icon
Heat
Icon
Diagnostic
Indicator
Programming
Icons
Scale Indicator
Setpoint
Indicator
ROOM SETPOINT
AUTO
ECON
PROG
ERASE
DIAG
◦
◦
+3V
SB1
SB2
COM
SEN3
SEN2
REF
+3V
SB1
SB2
COM
+3V
SB1
SB2
COM
◦
◦
◦
◦
2
Red
Wiring Diagram 4-pipe Fan Coil
3 Speed Fan (default configuration)
Violet HIGH
24VAC
Blue MEDIUM
White
Orange
Black
Yellow
Green LOW
Fan
Cool
Valve
Heat
Valve
Common
Feed
Red
Wiring Diagram 4-pipe Fan Coil
2 Speed Fan (programmed setting)
Violet NOT USED
24VAC
Blue MEDIUM
White
Orange
Black
Yellow
Green LOW
Fan
Cool
Valve
Heat
Valve
Common
Feed
9.
Push the wires into the junction box. Tilt
the thermostat so that the bottom of the
thermostat is resting on the mounting tabs
of the mounting plate. Push the top of the
thermostat towards the wall and secure into
place with the self-tapping screw as shown
to the right.
Standard
Junction
box
NOTE:
For more details on Electronic Aquastat installions, refer to
Remote Sensor/Aquastat Option
on page 5.
BASIC FUNCTIONS
Adjust Temperature Setpoint:
Press up button ( ) to raise the temperature (warmer)
Press down button ( ) to lower the temperature (cooler)
Select Fan Operation:
Press fan button ( ) to select the following fan functions*
Continuous HIGH speed fan
Continuous Medium speed fan
Continuous LOW speed fan
AUTO on/off with automatic speed change
ECON, economy function
*fan function sequence with auto as the starting point
Change Scale Units:
Slide the °F/°C switch to the left to display °F
Slide the °F/°C switch to the right to display °C
When the °F/°C switch is invoked, the thermostat will reset and
display the default setpoint in the selected scale.
Cycle Timing:
(Anti-short cycle protection)
3 minute (minimum) dwell time in no-call states (both heat and cool).
1 minute (minimum) dwell time in call states (both heat and cool).
Temperature is sampled every 15 seconds.
9510-0712
Rev D 10-23-07
Check Heating:
Press and hold the up button until the heat
symbol appears on the LCD. Within 4 seconds
the heat valve will be activated. For manual
changeover models place the system mode
switch in the heat or auto position.
Note:
Room temperature must be below
the Comfort Heating Limit 85.0°F (29.5°C)
for heating to become active.
HEAT/AUT
O/COO
L
°F/°C
SETPOINT
AUTO
◦
SEN3
SEN2
REF
+3V
SB1
SB2
COM
Check Low Fan Function:
Press the fan button. One fan symbol will appear
on the LCD. Low fan speed will turn on immediately.
Medium or high fan, if active, will turn off.
SETPOINT
◦
◦
Check Medium Fan Function:
Press the fan button. Two fan symbols will appear
on the LCD. Low fan will turn off and medium fan
will turn on immediately.
SETPOINT
◦
◦
Check High Fan Function:
Press the fan button. Three fan symbols will appear
on the LCD. Medium fan will turn off and high fan
will turn on immediately.
SETPOINT
◦
◦
