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Installation Instructions
15.10 Control Board Overviews
Main Control Board for 24/36 ODU Model
Figure 40
2 6 |
No.
Function description
1
Compressor crankcase heater port
2
Pressure equalizer valve port
3
Reversing valve port
4
Thermostat wire connections
5
EEV port
6
Th sensor port
7
T3 T4 T3L sensor port
8
Pressure transducer port
9
T5 sensor port
10
Reserve
11
Reserve
12
High pressure switch port
13
Reserve
14
SW1 FORCE BUTTON
15
LED
16
SW2 CHECK BUTTON
17
SW5 Dip SWITCH:Defrost logic settings
18
Reserve
19
SW4 Dip SWITCH:Control logic settings
20
SW6 Dip SWITCH: Select capacity
21
DC motor port
22
Compressor: W port
23
Compressor: V port
24
Compressor: U port
25
Power input
26
Power input
27
Reserve
Bosch IDS BOVA15 Split System Heat Pump - BTC 761701317 A (02.2022)
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Troubleshooting
