Instruction Manual

8
W1
4
W
RH
V
R
Y1
6
Y
F
G
GYO BWRH RC
C
ONVENTIONAL (NON HEAT PUMP)
1-STAGE HEATING AND 1-STAGE COOLING
F
actory RH-RC Jumper Wire Installed
F
AN
2
4V
P
OWER
C
OMMON
H
EATER
A
IR
C
ONDITIONER
4, 5 WIRES
BLACK TERMINAL LETTERS ARE TYPICAL, GRAY TERMINAL LETTERS ARE BRAND SPECIFIC
3
X
C
F
G
R
V
RH
R
V
RC
W1
4
W
Y1
6
Y
GYO BWRH RC
1-STAGE HEATING AND 1-STAGE COOLING
WITH TWO SEPARATE 24V TRANSFORMERS
Factory RH-RC Jumper Wire REMOVED
FAN
COMMON
HEATER
AIR
CONDITIONER
5, 6 WIRES
BLACK TERMINAL LETTERS ARE TYPICAL, GRAY TERMINAL LETTERS ARE BRAND SPECIFIC
24V HEAT
POWER
24V COOL
POWER
5
X
C
F
G
FAN
O
B
*
* Use “O” or “B”
T
erminals, Never Both
RC
V
R
Y1
6
Y
GYO BWRH RC
S
INGLE-STAGE HEAT PUMP SYSTEM
WITH NO AUX OR EMERGENCY HEAT
Factory RH-RC Jumper Wire
24V
POWER
COMMON
4, 5 WIRES
BLACK TERMINAL LETTERS ARE TYPICAL, GRAY TERMINAL LETTERS ARE BRAND SPECIFIC
HEAT
PUMP
REVERSING
VALVE
A
DD Y-W Jumper Wire
4
X
C