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Y1 6Y
A/C
UNIT
5 / 6 WIRES
CONVENTIONAL, NON HEAT PUMP
1-HEAT / 1-COOL, WITH TWO-TRANSFORMERS
NOTE: THE BLACK TERMINAL LETTERS ARE TYPICAL,
GRAY TERMINAL LETTERS ARE BRAND SPECIFIC
W1
4
W
X
F
G
R VRH
REMOVE
Factory
RH-RC
Jumper
Wire
#4
C
FAN
24V HEAT
TRANSFORMER
OPTIONAL
SYSTEM COMMON
HEATER
R
V
RC
24V COOL
TRANSFORMER
13