Pub. No. 18-HD29D2-4
3
Installer’s Guide
8. Match and connect control wires to proper terminals on the
connector block. (See figures 3, 4 & 5).
9. Push any excess wire back into the wall and
seal the hole
to prevent air leaks
.
Note: Air leaks in the wall behind the control can cause
improper operation.
R
G
Y
R
G
W1
W1
OT
OT
W2
Y
Y
B
B
24VAC HOT
24VAC
COMFORT CONTROL
TERMINAL BLOCK
HEAT PUMP - AIR HANDLER
HEAT PUMP
FAN
SOV
COOLING
HEATING -1st
HEATING -2nd
W2/
X2
O
O
O
R
T
AIR HANDLER &
ELECTRIC HEAT
B
C
OD
TEMP
T
X2
NOTE:
IF ODT-1 IS NOT USED, THEN CONNECT A JUMPER WIRE FROM W1 TO W2.
10.Check the operation of the business card drawer. Verify
that it slides in and out without binding.
11. Reinstall the control on its mounting base by aligning the
control at the top of the mounting base. Swing the
control downward and gently press the bottom of control
into position until latch button A engages. See Figure 1.
12. Turn ON power to the heating and cooling equipment.
SETUP
Enter INSTALLER Setup:
(See Table 3, step 1 - 33 for option details)
1.) Set System Mode to OFF
2.) Set Fan to AUTO
3.) Press and hold Mode and Up Arrow at the same
time.
4.) SET-UP will appear on display. See Figure 6.
R
G
Y
R
G
W1
OT
OT
Y
Y
B
W
B
24VAC HOT
24VAC
COMFORT CONTROL
TERMINAL BLOCK
SINGLE STAGE OIL FURNACE - SINGLE STAGE COOLING
SINGLE STAGE
AIR CONDITIONER
FAN
SOV
COOLING
HEATING -1st
HEATING -2nd
W2/
X2
O
SINGLE STAGE
OIL FURNACE
B
C
OD
TEMP
T
R1
R1
Figure 4
Figure 5
Figure 6
When applying this Comfort Control in DUAL FUEL APPLI-
CATIONS using a two-stage gas or oil furnace, select Single
Stage Heat (a setting of 1) for Heater Stages in Step 8 of
Installer Setup and wire according to the external dual fuel
kit instructions. See Table 3.
Enter USER Setup:
(See Table 3, step 40-50 for option details)
Press and hold Mode and Fan at the same time.
Note: Allow a minimum of 5 seconds after saving selections
(Step 99 - SA) for the control to write selections to memory.
If power is lost or removed prior to the 5 second elapsed
time, the selections may be lost and must be reentered. If
the SERVICE icon is flashing on the control LCD, press any
key and check / re-enter setup choices.
Keypad Navigation:
Use the Mode and Fan buttons to navigate forward and
backward through the configuration and Manual Test Mode
steps.
Press Mode to advance forward to the next step.
Press Fan to return to the previous step.
Use the Up and Down arrow buttons to select or change
setup options.
Lock - Unlock Keypad:
Press and hold Up Arrow and Down Arrow at the same time.
(“Keypad Locked” will display on LCD screen)
Defeat Equipment Time Delay:
(Current Cycle only) Press Mode and Down
Arrow at the same time.
