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Model
CS-E7JKEW CU-E7JKE CS-E9JKEW CU-E9JKE CS-E12JKEW CU-E12JKE CS-E15JKEW CU-E15JKE CU-E15JKE-1 CS-E7JKEW-3 CU-E7JKE-3 CS-E9JKEW-3 CU-E9JKE-3 CS-E12JKEW-3 CU-E12JKE-3 CS-XE7JKEW CS-XE9JKEW CS-XE12JKEW CS-XE15JKEW
Pages
127
Size
12.25 MB
Type
PDF
Document
Service Manual
Brand
Device
Air Conditioner / AIR CONDITIONER
File
cs-e7jkew-cu-e7jke-cs-e9jkew-cu-e9jke-cs-e12jkew-c.pdf
Date

Panasonic CS-E7JKEW / CU-E7JKE / CS-E9JKEW / CU-E9JKE / CS-E12JKEW / CU-E12JKE / CS-E15JKEW / CU-E15JKE / CU-E15JKE-1 / CS-E7JKEW-3 / CU-E7JKE-3 / CS-E9JKEW-3 / CU-E9JKE-3 / CS-E12JKEW-3 / CU-E12JKE-3 / CS-XE7JKEW / CS-XE9JKEW / CS-XE12JKEW / CS-XE15JKEW Service Manual ▷ View online

89
16.4.8.
H25 (e-ion Air Purifying System Abnormal)
Malfunction Decision Conditions
During standby of cooling and heating operation, e-ion breakdown occurs and air conditioner stops operation.
Malfunction Caused
• Faulty indoor main PCB.
• Faulty indoor e-ion power module.
Troubleshooting
90
16.4.9.
H27 (Outdoor Air Temperature Sensor Abnormality)
Malfunction Decision Conditions
During startup and operation of cooling and heating, the temperatures detected by the outdoor air temperature sensor are used
to determine sensor errors.
Malfunction Caused
• Faulty connector connection.
• Faulty sensor.
• Faulty PCB.
Troubleshooting
91
16.4.10. H28 (Outdoor Pipe Temperature Sensor Abnormality)
Malfunction Decision Conditions
During startup and operation of cooling and heating, the temperatures detected by the outdoor pipe temperature sensor are
used to determine sensor errors.
Malfunction Caused
• Faulty connector connection.
• Faulty sensor.
• Faulty  PCB.
Troubleshooting
92
16.4.11. H30 (Compressor Discharge Temperature Sensor Abnormality)
Malfunction Decision Conditions
During startup and operation of cooling and heating, the temperatures detected by the outdoor discharge pipe temperature sen-
sor are used to determine sensor errors.
Malfunction Caused
• Faulty connector connection.
• Faulty sensor.
• Faulty PCB.
Troubleshooting
Page of 127
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