Table Of Contents - Panasonic CU-FZ25WKE Series Installation Instruction

TABLE OF CONTENTS

1. Safety Precautions ............................................. 3
2. Precaution for Using R32 Refrigerant .............. 6
3. Specifications ................................................... 11
4. Features ............................................................. 17
5. Location of Controls and Components .......... 18
5.1 Indoor Unit .................................................. 18
5.2 Outdoor Unit ............................................... 18
5.3 Remote Control .......................................... 18
6. Dimensions ....................................................... 19
6.1 Indoor Unit & Remote Control .................... 19
6.2 Outdoor Unit ............................................... 20
7. Refrigeration Cycle Diagram ........................... 22
7.1 CS-FZ25WKE CU-FZ25WKE
CS-FZ35WKE CU-FZ35WKE
CS-FZ50WKE CU-FZ50WKE .................... 22
7.2 CS-FZ60WKE CU-FZ60WKE .................... 23
8. Block Diagram .................................................. 24
8.1 CS-FZ25WKE CU-FZ25WKE
CS-FZ35WKE CU-FZ35WKE .................... 24
8.2 CS-FZ50WKE CU-FZ50WKE
CS-FZ60WKE CU-FZ60WKE .................... 25
9. Wiring Connection Diagram ............................ 26
9.1 Indoor Unit .................................................. 26
9.2 Outdoor Unit ............................................... 27
10. Electronic Circuit Diagram .............................. 29
10.1 Indoor Unit .................................................. 29
10.2 Outdoor Unit ............................................... 30
11. Printed Circuit Board ....................................... 32
11.1 Indoor Unit .................................................. 32
11.2 Outdoor Unit ............................................... 34
12. Installation Instruction ..................................... 36
12.1 Select the Best Location ............................. 36
12.2 Indoor Unit .................................................. 37
12.3 Outdoor Unit ............................................... 42
13. Installation and Servicing Air Conditioner
using R32 .......................................................... 48
13.1 About R32 Refrigerant ................................ 48
13.2 Characteristics of R32 Refrigerant ............. 48
13.3 Refrigerant piping installation • Tools used
in services ................................................... 50
13.4 New installation, Relocation,
Repairing of Refrigerant Cycle System
The Procedures .......................................... 54
13.5 Piping installation of R32 ............................ 55
13.6 Installation, Relocation, and Service .......... 56
13.7 Repairing of refrigerant cycle /
Brazing point ............................................... 60
13.8 <Reference> Analysis method for no error
code, no cooling / no warming .................... 66
 Specifications, designs and contents in this Service Manual are subject to change without notice.
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14. Operation Control .............................................68
14.1 Basic Function ............................................68
14.2 Indoor Fan Motor Operation .......................69
14.3 Outdoor Fan Motor Operation ....................70
14.4 Airflow Direction ..........................................70
14.5 Timer Control ..............................................72
14.6 Sleep Mode Operation ...............................73
14.7 Random Auto Restart Control ....................74
14.8 Indication Panel ..........................................74
14.9 Quiet Operation (Cooling Mode/Cooling
Area of Dry Mode) ......................................74
14.10 Quiet Operation (Heating) ..........................75
14.11 Powerful Mode Operation ...........................75
15. Protection Control ............................................76
15.1 Protection Control for All Operations ..........76
15.2 Protection Control for Cooling & Soft Dry
Operation ....................................................78
15.3 Protection Control for Heating Operation ...79
16. Servicing Mode .................................................81
16.1 Auto OFF/ON Button ..................................81
16.2 Heat Only Operation ...................................82
16.3 Remote Control Button ...............................83
17. Troubleshooting Guide ....................................90
17.1 Refrigeration Cycle System ........................90
17.2 Relationship Between the Condition of
the Air Conditioner and Pressure and
Electric Current ...........................................91
17.3 Breakdown Self Diagnosis Function ...........92
17.4 Error Codes Table ......................................93
17.5 Self-diagnosis Method ................................95
18. Disassembly and Assembly Instructions ... 123
18.1 Indoor Electronic Controllers,
Cross Flow Fan and Indoor Fan Motor
Removal Procedures ............................... 123
18.2 Outdoor Electronic Controller Removal
Procedure ................................................ 128
19. Technical Data ............................................... 131
19.1 Cool Mode Performance Data ................. 131
19.2 Heat Mode Performance Data ................. 133
20. Service Data ................................................... 134
20.1 Cool Mode Outdoor Air Temperature
Characteristic ........................................... 134
20.2 Heat Mode Outdoor Air Temperature
Characteristic ........................................... 138
20.3 Piping Length Correction Factor .............. 142
21. Exploded View and Replacement Parts
List .................................................................. 145
21.1 Indoor Unit ............................................... 145
21.2 Outdoor Unit ............................................ 148
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