Panasonic WH-SXC09D3E5 Service Manual page 84
Air-to-water heatpump
Hide thumbs
Also See for WH-SXC09D3E5:
- Operating instructions manual (92 pages) ,
- Design handbook (132 pages) ,
- Operating instructions manual (12 pages)
Table of Contents
Advertisement
16.5.10. Indoor/Outdoor Abnormal Communication (H90)
Malfunction Decision Conditions:
During operation of cooling and heating, the data received from outdoor unit in indoor unit signal transmission is checked
whether it is normal.
Malfunction Caused:
1. Faulty outdoor unit PCB (main).
2. Faulty indoor unit PCB (main).
3. Indoor-outdoor signal transmission error due to wrong wiring.
4. Indoor-outdoor signal transmission error due to breaking of wire in the connection wires between the indoor and outdoor units.
5. Indoor-outdoor signal transmission error due to disturbed power supply waveform.
Abnormality Judgment:
Continue for 1 minute after operation.
84
Hide quick links:
Advertisement
Table of Contents
