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Model
CS-E7MKDW CU-E7MKD CS-E9MKDW CU-E9MKD CS-E12MKDW CU-E12MKD CS-E15MKDW CU-E15MKD CS-E18MKDW CU-E18MKD
Pages
127
Size
34.19 MB
Type
PDF
Document
Service Manual
Brand
Device
Air Conditioner / AIR CONDITIONER
File
cs-e7mkdw-cu-e7mkd-cs-e9mkdw-cu-e9mkd-cs-e12mkdw-c.pdf
Date
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Panasonic CS-E7MKDW / CU-E7MKD / CS-E9MKDW / CU-E9MKD / CS-E12MKDW / CU-E12MKD / CS-E15MKDW / CU-E15MKD / CS-E18MKDW / CU-E18MKD Service Manual ▷ View online

93
16.4.15. H36 (Outdoor Gas Pipe Sensor Abnormality)
Malfunction Decision Conditions
During startup and operation of cooling and heating, the temperatures detected by the outdoor gas pipe temperature sensor are
used to determine sensor errors.
Malfunction Caused
• Faulty connector connection.
• Faulty sensor.
• Faulty  PCB.
Troubleshooting
94
16.4.16. H37 (Outdoor Liquid Pipe Temperature Sensor Abnormality)
Malfunction Decision Conditions
During startup and operation of cooling and heating, the temperatures detected by the outdoor liquid pipe temperature sensor
are used to determine sensor errors.
Malfunction Caused
• Faulty connector connection.
• Faulty sensor.
• Faulty PCB.
Troubleshooting
95
16.4.17. H58 (Patrol Sensor Abnormality)
Malfunction Decision Conditions
• If Patrol sensor feedback is 0V or 5V continuous for 6 hours.
• Error will display only when the Patrol operation is ON.
Malfunction Caused
• Faulty connector connection.
• Faulty Patrol sensor.
Troubleshooting
96
16.4.18. H97 (Outdoor Fan Motor - DC Motor Mechanism Locked)
Malfunction Decision Conditions
The rotation speed detected by the Hall IC during fan motor operation is used to determine abnormal fan motor.
Malfunction Caused
• Operation stops due to short circuit inside the fan motor winding.
• Operation stops due to breaking of wire inside the fan motor.
• Operation stops due to breaking of fan motor lead wires.
• Operation stops due to Hall IC malfunction.
• Operation error due to faulty outdoor unit PCB.
Troubleshooting
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