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CS-Z25UD3EAW CS-Z35UD3EAW CS-Z50UD3EAW CS-Z60UD3EAW CU-Z25UBEA CU-Z35UBEA CU-Z50UBEA CU-Z60UBEA
Pages
127
Size
22.46 MB
Type
PDF
Document
Service Manual
Brand
Device
Air Conditioner / AIR CONDITIONER
File
cs-z25ud3eaw-cs-z35ud3eaw-cs-z50ud3eaw-cs-z60ud3ea.pdf
Date
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Panasonic CS-Z25UD3EAW / CS-Z35UD3EAW / CS-Z50UD3EAW / CS-Z60UD3EAW / CU-Z25UBEA / CU-Z35UBEA / CU-Z50UBEA / CU-Z60UBEA Service Manual ▷ View online

105 
18.4.11  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 sensor are used to determine sensor errors. 
 
Malfunction Caused 
 Faulty 
connector 
connection. 
 Faulty 
sensor. 
 Faulty 
PCB. 
 
Troubleshooting 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
106 
18.4.12  H32 (Outdoor Heat Exchanger Temperature Sensor 2 Abnormality) 
Malfunction Decision Conditions 
  During startup and operation of cooling and heating, the temperatures detected by the outdoor heat exchanger 
temperature sensor are used to determine sensor errors. 
 
Malfunction Caused 
 Faulty 
connector 
connection. 
 Faulty 
sensor. 
 Faulty 
PCB. 
 
Troubleshooting 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
107 
18.4.13  H33 (Unspecified Voltage between Indoor and Outdoor) 
Malfunction Decision Conditions 
  The supply power is detected for its requirement by the indoor/outdoor transmission. 
 
Malfunction Caused 
  Wrong models interconnected. 
  Wrong indoor unit and outdoor unit PCBs used. 
  Indoor unit or outdoor unit PCB defective. 
 
Troubleshooting 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
108 
18.4.14  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 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
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