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Y1
6
Y
A/C
UNIT
4 / 5 / 6 WIRES
CONVENTIONAL, NON HEAT PUMP
1 OR 2-STAGE HEAT AND 1-STAGE COOL
NOTE: THE BLACK TERMINAL LETTERS ARE TYPICAL,
GRAY TERMINAL LETTERS ARE BRAND SPECIFIC
W1 4W
X
F
G
RH VR
Factory
RH-RC
Jumper
Wire
Installed
#4
C
FAN
24V
TRANSFORMER
OPTIONAL
SYSTEM COMMON
HEATER
(1ST STAGE)
W2
2ND STAGE
HEAT
13