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HEAT-PUMP (COMPRESSOR) STYLE HEAT/COOL SYSTEM [typical wire color used]
R (or RC/RH) = 24(+) VAC Power, Cool [RED]
O = Reversing Valve [ORANGE]
Y1 = Heat Pump Outdoor Unit [YELLOW]
G = Blower Fan [GREEN]
W2 = Auxiliary/Emergency Heat [WHITE]
C = 24(-) VAC Common [BLUE]
B** = Reversing Valve (only if no “O” wire- [can vary per each
ie: Rheem/Ruud/Bard systems) installation]
Note: There should NOT be a wire used on the W1 wire connection at terminal.
** IMPORTANT: If you have both an O wire and B wire (ie: Trane system),
please install B to the “C” terminal
Heat Pump systems
(Y1/W1) -
YELLOW cap MUST BE MOVED to sit on both pins.
Wiring is complete – you may return “cover” between terminal blocks.
4.2
Wiring
Terminal
Reference:
Heat
Pump
Systems
Referencing your wiring photo, attach your thermostat wires to the LUX/GEO
®
using your original wiring
letters and the following terminal reference as a guide based upon your system type.
Step 7: If you have not yet downloaded your LUX/GEO
®
App–do so now
RETURN
TERMINAL
COVER
Y1
RC RH
RESET
W1
Step 5: Power on
For C-terminal: secure GEO
®
front onto base
For battery power: insert 2-AA lithium
batteries & secure GEO
®
front onto base
For USB power: place a
flathead screwdriver against
port cover from inside GEO
®
along bottom side – twist &
push out. Plug in Micro USB
and insert into base.
Once GEO
®
front has been
secured to base (line up and
firmly push), return power
to system.
Step 6: Configure system settings
GEO
®
will guide you through setup
Rotate the control wheel to navigate
through options and values. To make a
selection, press ; to go back, press .
GEO
®
will prompt you to select:
1. Whether heating and/or cooling are
connected.
2. System type (only applies if you have heat).
Note if you wired per section 4.1 you
have a furnace. If you wired per section
4.2 you have a heat pump.
If furnace fan is not operating properly after
installation, change from furnace:gas to
furnace:electric in the settings menu.
3. The number of stages for heat/cool you have.
Most common is 1 heat/1 cool. Not sure? refer
to our online glossary to learn more.
4. If you have set more than 1 stage of heat or cool,
the OFFSET setting adjusts the stage-2 cut in.
INSERT
SCREWDRIVER &
TWIST TO POP OUT
USB COVER
---
WITH GEO SECURE & POWER
ON – THE DISPLAY SHOULD
ILLUMINATE, IF NOT, CHECK
POWER IS BACK ON.
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