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
12.3.5 E7 Troubleshooting
LED display output: E7
Description: T5 sensor not reading correctly
Possible causes:
 Wrong location of T5 sensor (compressor discharge temp. sensor)
 Wrong connection on control board of T5 & Tf (common cause)
 T5 sensor failed – reading incorrectly
Table 33
Procedure:
Figure 20
Restart system
Yes
No
Correct T5 and Tf
connections
Are T5 and Tf
connections at
control board
correct?
Yes
Correct T5 sensor location
Is the location of T5
sensor wrong?
No
Did T5 sensor
fail?
Yes
Replace T5 sensor
No
1) See Section 13.4

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