Lux Products P521Ub Thermostat User Manual


 
NOTE: THE BLACK TERMINAL LETTERS ARE TYPICAL, GRAY TERMINAL LETTERS ARE BRAND SPECIFIC
W2
RH
RC
V
R
Y1
6
Y
F
G
XW1
4
W
B*
W1 A W2 CGO B Y RC RH
CONVENTIONAL (NON HEAT PUMP)
2-STAGE HEATING AND 1-STAGE COOLING
Factory RH-RC Jumper Wire Installed
#5
C
FAN
SYSTEM 24V
TRANSFORMER
SYSTEM COMMON
AIR
CONDITIONER
5, 6 WIRES
O
P
T
I
O
N
A
L
HEATER
STAGE
1
STAGE
2
13