Heating and Air Conditioning: Application and ID
Air Conditioning
Introduction
NOTE: The following document was created for manual air-conditioning, automatic 2-zone air-conditioning and automatic 4-zone air-conditioning systems.
Distinguishing characteristics
The various air-conditioning systems can be distinguished from one another via the diagnosis software number in the PSI 2 menu option 'Identification' as follows.
- The diagnosis software number O1xx stands for 2-zone air-conditioning.
- The diagnosis software number O2xx stands for 4-zone air-conditioning.
- The diagnosis software number O3xx stands for manual air-conditioning.
The 3rd and 4th characters identify the software version for the corresponding air-conditioning system.