Bosch Climate 5000 Series Service Manual page 26

2 6 | Bosch Climate 5000 Series Ductless Air Conditioner / Heat Pump Outdoor Unit
Number Name
1 S-A
2 S-B
3 S-C
4 S-D
5 S-E
L-IN
6
N-IN
7 Test report
8 Fuse
9 SW1
10 DSP1
11 CN23
12 CN14
N-OUT
13
L-OUT
14 CN7
15 LOW / HIGH
16 T3 / T4
17 Fuse
L
18
N
CN42
19
CN41
20 AC Fan
Table 19
Data subject to change
CN# Description
CN30 Current loop communication A, signal wire, connect to the terminal (24V DC Pulse wave)
CN29 Current loop communication B, signal wire, connect to the terminal (24V DC Pulse wave)
CN28 Current loop communication C, signal wire, connect to the terminal (24V DC Pulse wave)
CN30 Current loop communication D, signal wire, connect to the terminal (24V DC Pulse wave)
CN30 Current loop communication E, signal wire, connect to the terminal (24V DC Pulse wave)
CN1
Power supply, connect to the terminal (208-230V AC)
CN2
CONdebug Connect to detector
Fuse 1 Fuse T30A/250V
SW1 Digital display button
DSP1 Digital display
CN23 CN23 reserve
CN14 Connect to exhaust temperature sensor
CN5
Connect to the terminal (208-230V AC)
CN6
CN7 Connect to inverter driver
CN9 Connect to high and low pressure sensor
CN8 Connect to T3 / T4 temperature sensor
Fuse 2 Fuse 5A/250V
CN22
Connect to the 4-way valve. When the 4-way is ON, output 208- 230V AC.
CN3
CN42
Connect to motor capacitor
CN41
CN43 Connect to AC fan motor
Service Manual
04.2020 | Bosch Thermotechnology Corp.