Bosch IDS BOVA15 Installation Instructions Manual page 27

Main Control Board for 48/60 ODU Model
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Figure 41
Bosch IDS BOVA15 Split System Heat Pump - BTC 761701317 A (02.2022)
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No. Function description
1 Pressure equalizer valve port
2 Compressor crankcase heater port
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3 Reversing valve port
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4 Thermostat wire connections
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5 EEV port
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6 Th sensor port
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8 7 T3 T4 T3L sensor port
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8 Pressure transducer port
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9 T5 sensor port
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10 Reserve
11 Reserve
12 High pressure switch port
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13 Reserve
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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
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22 Compressor: W port
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27 23 Compressor: V port
24 Compressor: U port
25 Power input
26 Power input
27 Reserve
Installation Instructions
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