F11 (4-Way Valve Abnormality) - Panasonic CS-E7NKEW Service Manual
Indoor / outdoor unit
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- Operating instructions manual (64 pages) ,
- Operating instructions manual (64 pages)
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16.4.19
F11 (4-way valve Abnormality)
Malfunction Decision Conditions
When heating operation, when indoor pipe temperature is below 10°C
When cooling operation, when indoor pipe temperature is above 45°C
Malfunction Caused
Connector in poor contact
Faulty sensor
Faulty outdoor unit PCB
4-way valve defective
Troubleshooting
116
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Troubleshooting
