What does fault code EH 0b mean on my Bosch Air Conditioner?
- VValerie BaldwinSep 12, 2025
Fault code EH 0b on your Bosch Air Conditioner indicates a communication error between the main PCB of the indoor unit and the display.
What does fault code EH 0b mean on my Bosch Air Conditioner?
Fault code EH 0b on your Bosch Air Conditioner indicates a communication error between the main PCB of the indoor unit and the display.
What to do if outdoor or indoor unit of my Bosch Climate 3000i Air Conditioner is not working?
If your Bosch Air Conditioner's outdoor or indoor unit isn't working, first check the power connection and power on the indoor unit. Also, check the RCD or fuse, as it might have tripped.
How to fix low output from Bosch Air Conditioner indoor unit?
If the output of your Bosch Air Conditioner's indoor unit is too low, it could be due to a soiled heat exchanger in either the outdoor or indoor unit; clean it. Another cause might be a lack of refrigerant. In that case, check the tightness of the pipes and reseal if required, then refill the refrigerant.
What does fault code PC 04 mean on my Bosch Climate 3000i?
Fault code PC 04 on your Bosch Air Conditioner indicates an inverter compressor module error.
What does fault code PC 40 mean on my Bosch Climate 3000i?
Fault code PC 40 on your Bosch Air Conditioner indicates a communication fault between the main PCB of the outdoor unit and the main PCB of the compressor drive.
What does fault code EH 60 mean on my Bosch Climate 3000i?
Fault code EH 60 on your Bosch Air Conditioner indicates a temperature sensor error at T1 (room temperature).
What to do if Bosch Climate 3000i Air Conditioner outdoor or indoor unit is not working?
If your Bosch Air Conditioner's outdoor or indoor unit isn't working, first check the power connection and ensure the IDU is powered on. Also, examine the leakage protector and fuse, as a blown fuse or activated leakage protector could be the cause.
What does fault code EL 011 mean on my Bosch Climate 3000i Air Conditioner?
Fault code EL 011 on your Bosch Air Conditioner indicates a communication error between the indoor and outdoor units.
What does fault code EH 61 mean on my Bosch Climate 3000i Air Conditioner?
Fault code EH 61 on your Bosch Air Conditioner indicates a temperature sensor error at T2 (centre of evaporator coil).
Why does my Bosch Air Conditioner outdoor or indoor unit start and stop continuously?
If your Bosch Air Conditioner's outdoor or indoor unit starts and stops continuously, there could be several reasons: * Insufficient refrigerant: Check the tightness of pipes, reseal if needed, and refill refrigerant. * Too much refrigerant: Remove refrigerant using a refrigerant recovery unit. * Moisture or impurities in the refrigerant circuit: Evacuate the refrigerant circuit and fill with new refrigerant. * Voltage fluctuations: Install a voltage regulator. * Defective compressor: Replace the compressor.
Defines signal words (DANGER, WARNING, CAUTION, NOTICE) and their meanings for risks.
Provides essential safety rules for operation, intended use, and handling of the system.
Explains how to switch the unit on/off and select various operating modes like auto, cool, heat.
Describes how to identify faults via flashing LEDs or error codes and initial troubleshooting steps.
Provides guidance on troubleshooting issues that do not display error codes.
Defines signal words (DANGER, WARNING, CAUTION, NOTICE) and their meanings for risks.
Provides essential safety rules for operation, intended use, and handling of the system.
Explains how to switch the unit on/off and select various operating modes like auto, cool, heat.
Describes how to identify faults via flashing LEDs or error codes and initial troubleshooting steps.
Provides guidance on troubleshooting issues that do not display error codes.
| Type | Split system |
|---|---|
| Multi-split | - |
| Display type | LED |
| Product color | White |
| Built-in display | Yes |
| Refrigerating medium | R32 |
| Air conditioner functions | Cooling, Heating |
| Heating capacity in watts (max) | 2600 W |
| Cooling capacity in watts (nominal) | 2800 W |
| Seasonal efficiency rating (cooling) (SEER) | 7.4 |
| Seasonal efficiency rating (heating) (SCOP) | 4.1 |
| Heating capacity in watts (nominal) (Warmer heating season) | - W |
| Energy efficiency class (cooling) | A++ |
| Hourly energy consumption (cooling) | - kWh |
| Design load (heating) (Colder heating season) | - kW |
| Energy efficiency class (heating) (Warmer heating season) | A+ |
| Outdoor unit noise level | 62 dB |
| Indoor unit type | Wall-mountable |
| Indoor units quantity | 1 |
| Indoor unit noise level (high speed) | 54 dB |
| Package weight | 35900 g |
|---|












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