Bosch IDS 2.0 User Manual

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Bosch IDS 2.0 Service Manual
07.2021 | Bosch Thermotechnology Corp.
Data subject to change
12.3.3 E5 Troubleshooting
LED display output: E5
Description: High/low voltage protection
Possible causes:
 Power supply ≥270V
 Power supply <172V
 Control board issue
Table 31
Procedure:
Figure 18
Restart system
Replace control board
Yes
No
Yes
Correct power supply/call
utility provider
Correct power supply/call
utility provider
No
Yes
Is the high voltage power supply
≥270V?
<172V?
Is the voltage
between P-N (CN3)
< 310VDC?
No
If power supply is between 180 and 210 V, System
protection code U** will be displayed on the LED
screen. Frequency will be limited to 50 Hz or less.
Is the high voltage power supply

Bosch IDS 2.0 Specifications

General

Refrigerant	R-410A
Stages	Variable
Voltage	208/230 V
System Type	Air Source Heat Pump
Compressor Type	Inverter-driven
Sound Level	As low as 56 dB
Heating Capacity	Varies by model
Cooling Capacity	Varies by model
Noise Level	45 dB to 60 dB
Operating Temperature Range (Heating)	-20°C to 35°C
Dimensions (Outdoor Unit)	Varies by model
Weight (Outdoor Unit)	Varies by model
Seasonal Coefficient of Performance (SCOP)	Not Available