Bosch BOVA Series Installation Instructions Manual page 17

Installation Instructions
Wiring for 3H and 1C thermostat
W2
W/E
Y
R
G
C
O/B
H/DH
TH ERM OSTAT
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.
Figure 27
Thermostat Wiring Diagram for BOVA2.0/BVA2.0 Matched System
Wiring for 2H and 2C thermostat
Y2
Y
R
G
C
O/B
H/DH
THERMOSTAT
Note: Any time the electric heat
elements are active, the indoor fan
will run in high stage.
Figure 28
Thermostat Wiring Diagram for BOVA2.0/BVA2.0 Matched System
Bosch Thermotechnology Corp. | 02.2019
Dh B C G R Y1
INDOOR UNIT
Dh B C G R
INDOOR UNIT
Y2 W1 W2 C
OUTDOOR UNIT
Y1 Y2 W1 W2 C
OUTDOOR UNIT
Bosch IDS BOVA | 17
Y B W
Y B W
Data subject to change