Hookup Of Single-Stage Heat Pump With No Auxiliary/Back-Up Heat - Uni-Line Perfect Sense PS4000 Installation And Owner's Manual

HEAT PUMP
OUTDOOR/INDOOR
1. POWER SUPPLY. PROVIDE DISCONNECT MEANS AND OVERLOAD PROTECTION AS REQUIRED.
2. FACTORY INSTALLED JUMPER.
3. "O/B" TERMINAL SET TO CONTROL AS EITHER "O" OR "B" IN THE INSTALLER SETUP.
4. OPTIONAL OUTDOOR OR INDOOR REMOTE SENSOR. AVAILABLE ON SELECT MODELS. WIRES MUST HAVE A CABLE
SEPARATE FROM THE THERMOSTAT CABLE.
NOTE: W2, Y2, E, AUX, AND HEAT PUMP Y2 ARE PS5000 ONLY.
Figure 18. Typical hookup of single-stage heat pump with no auxiliary/back-up heat
PS4000/PS5000 Touchscreen Programmable Thermostat
S1 S2 C R RC
S1 S2 C R RC E
4
TEMPERATURE
SENSOR
CONNECTION
(1H/1C heat pump).
W W2
O/B AUX
3
2
CHANGEOVER
VALVE
OPTIONAL
24V AC
COMMON
R
C 1
Y2 Y G
L Y2 Y G
COMPRESSOR
RELAY
FAN RELAY
30