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
12.3.9 P0 Troubleshooting
LED display output: P0
Description: Control board is over-heated
Possible causes:
 Poor heat dissipation, causing control board to overheat
 Tf sensor failed
 Wrong connection on control board of T5&Tf (common cause)
 Outdoor motor failed, causing control board to overheat
Table 37
Procedure:
Figure 24
Restart the system
Correct T5 and Tf
connections
Yes
No
Yes
Refer to control board
replacement instructions
Correct/Replace motor
No
Yes
Is there poor heat
dissipation?
Did the outdoor fan
motor fail?
No
Are T5 and Tf
connections at
control board
correct?
Replace Tf sensor
Yes
No
Did the Tf sensor
fail?
Replace the control board
Yes
No
Did the control
board fail?
1) See Section 13.6
2) SeeSection 13.4
3) See Appendix 1

Bosch IDS 2.0 Specifications

General

Brand	Bosch
Model	IDS 2.0
Category	Heat Pump
Language	English