Bosch IDS BOVB20 - Page 20

20
|
Installation Instructions
Bosch IDS BOVB20 Split System Heat Pump - BTC 761701316 C (02.2022)
Figure 30
Y2
W/E
C
Y
C
G
THERMOSTAT
INDOOR UNIT
OUTDOOR UNIT
G
R
O/B
H/DH
W2
W1
C
Y
B
W
B
Dh
Y1
R
GRAY PURPLE BROWN BLUE GREEN RED YELLOW WHITE
Wiring for 3H and 1C thermostat
WHITE/BLACK BROWN
YELLOW BLUE
WHITE
W2
Note: Because Y1 and Y2 are
jumped, the indoor fan will only run
in high stage.
Note: Any time the electric heat
elements are active, the indoor fan
will run in high stage.
Thermostat Wiring Diagram for BOVB20/BVA20 Matched System
Figure 31
Wiring for 2H and 2C thermostat
Note: Any time the electric heat
elements are active, the indoor fan
will run in high stage.
Y2
C
Y
C G
THERMOSTAT
INDOOR UNIT
OUTDOOR UNIT
G
R
O/B
H/DH
W2
W1
C
Y
B
W
B
Dh
Y1
R
GRAY PURPLE
BROWN
BLUE
GREEN
RED
YELLOW
BROWN
YELLOW BLUE
Y2
Thermostat Wiring Diagram for BOVB20/BVA20 Matched System