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 Fault Codes and Limited Conditions Troubleshooting
WARNING:
 All electrical work must be carried out by competent and
suitably qualified, certified and accredited professionals
and in accordance with all applicable legislation (all national,
local and other laws, standards, codes, rules, regulations
and other legislation that apply in a given situation).
12.3.1 C3 Troubleshooting
LED display output: C3
Description: T3 sensor is not reading correctly in cooling
Possible causes:
 Wrong location of T3 sensor (common cause)
 Failed T3 sensor – sensor reading incorrect value (common cause)
 Failed T4 sensor
Table 29
Procedure:
Figure 16
Replace control board
Replace T4 sensor
Yes
No
Yes
Correct the location
Replace T3 sensor
No
Yes
Is the location of T3
sensor wrong?
Did T3 sensor fail?
Did T4 sensor fail?
No
1) See Section 13.4
WARNING: ELECTRICAL HAZARD
 Power-off the outdoor units before connecting or
disconnecting any connections or wiring, otherwise electric
shock (which can cause physical injury or death) may occur
or damage to components may occur.

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