Power Options - Honeywell Home TH6320U2008 Installation Instructions Manual

Power options

A
S
L/A
S
O/B
Y W
AUX 2
Y
2 E
G W
C K
R
U
U Rc
Setting Slider Tabs
Set R Slider Tab.
• Use built-in jumper (R Slider Tab)
to differentiate between one or two
transformer systems.
• If there is only one R wire, and it is
connected to the R, Rc, or RH terminal, set
the slider to the up position (1 wire).
• If there is one wire connected to the R
terminal and one wire connected to the Rc
terminal, set the slider to the down position
(2 wires).
NOTE: Slider Tabs for U terminals should be
left in place for T6 Pro models.
Wiring terminal designations
Input for wired indoor
S
or outdoor sensors
(TH6320U and
TH6220U only)
S
Compressor contactor
Y
(stage 1)
Compressor contactor
Y2
(stage 2)
G
Fan
24VAC common. For 2
transformer systems,
C
use common wire from
cooling transformer.
U
Unused
U
* Terminal can be jumped using Slider Tab. See "Setting Slider Tabs" above.
Insert R and C wires into
designated terminals
for primary AC power (C
terminal is optional if
batteries are installed,
but it is recommended).
Remove wires by
depressing the terminal
tabs.
L/A
- A
O/B
AUX -
W2
E
W
K
R
Rc
Heat Pump fault input
(Common (C) wire required
for LA/A)
Changeover valve
Auxiliary heat
Heat (stage 2)
Emergency Heat
Heat (stage 1)
Unused
24VAC power from heating
transformer*
24VAC power from cooling
transformer*
3
Insert AA
batteries for
primary or
backup power.
UWP Mounting System
R/Rc slider tab
Note: Not all
terminals may be
used, depending
on the system
type that is being
wired. The most
commonly used
terminals are
shaded.