Table Of Contents - Panasonic CS-HZ25WKE Service Manual

TABLE OF CONTENTS

1. Safety Precautions ............................................. 3
2. Precaution for Using R32 Refrigerant .............. 5
3. Specification ..................................................... 10
4. Features ............................................................. 16
5. Location of Controls and Components .......... 17
5.1 Indoor Unit .................................................. 17
5.2 Outdoor Unit ............................................... 17
5.3 Remote Control .......................................... 17
6. Dimensions ....................................................... 18
6.1 Indoor Unit .................................................. 18
6.2 Outdoor Unit ............................................... 19
7. Refrigeration Cycle Diagram ........................... 20
8. Block Diagram .................................................. 21
8.1 Indoor Power Supply Connection ............... 21
8.2 Outdoor Power Supply Connection ............ 22
9. Wiring Connection Diagram ............................ 23
9.1 Indoor Unit .................................................. 23
9.2 Outdoor Unit ............................................... 24
10. Electronic Circuit Diagram .............................. 25
10.1 Indoor Unit .................................................. 25
10.2 Outdoor Unit ............................................... 26
11. Printed Circuit Board ....................................... 27
11.1 Indoor Unit .................................................. 27
11.2 Outdoor Unit ............................................... 29
12. Installation Instruction ..................................... 30
12.1 Select the Best Location ............................. 30
12.2 Indoor Unit .................................................. 31
12.3 Outdoor Unit ............................................... 37
13. Installation and Servicing Air Conditioner
using R32 .......................................................... 44
13.1 About R32 Refrigerant ................................ 44
13.2 Characteristics of R32 Refrigerant ............. 44
13.3 Refrigerant piping installation • Tools used in
services ...................................................... 46
13.4 New installation, Relocation, Repairing of
Refrigerant Cycle System The Procedures ....
.................................................................... 50
13.5 Piping installation of R32 ............................ 51
13.6 Installation, Relocation, and Service .......... 52
13.7 Repairing of refrigerant cycle / Brazing point .
.................................................................... 56
13.8 <Reference> Analysis method for no error
code, no cooling / no warming .................... 62
14. Operation Control ............................................. 64
14.1 Basic Function ............................................ 64
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Specifications, designs and contents in this Service Manual are subject to change without notice.
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14.2 Indoor Fan Motor Operation .......................65
14.3 Outdoor Fan Motor Operation ....................66
14.4 Airflow Direction ..........................................67
14.5 Quiet Operation (Cooling Mode/Cooling Area
of Dry Mode) ...............................................68
14.6 Quiet Operation (Heating) ..........................69
14.7 Powerful Mode Operation ...........................69
14.8 Timer Control ..............................................69
14.9 Auto Restart Control ...................................70
14.10 Indication Panel ..........................................70
14.11 +8/15°C Heat Operation .............................71
14.12 nanoe
14.13 Wireless LAN Control .................................74
15. Protection Control ............................................77
15.1 Protection Control for All Operations ..........77
15.2 Protection Control for Cooling & Soft Dry
Operation ....................................................79
15.3 Protection Control for Heating Operation ...80
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 ....................................92
17.1 Refrigeration Cycle System ........................92
17.2 Breakdown Self Diagnosis Function ...........94
17.3 Error Code Table ........................................95
17.4 Self-diagnosis Method ................................97
18. Disassembly and Assembly Instructions ... 125
18.1 Indoor Unit ............................................... 125
18.2 Outdoor Electronic Controller Removal
Procedure ................................................ 131
18.3 To Set Panasonic Comfort Cloud App. After
Replace Main Printed Circuit Board and
Wireless LAN Module .............................. 132
19. Technical Data ............................................... 144
19.1 Cool Mode Performance Data ................. 144
19.2 Heat Mode Performance Data ................. 145
20. Service Data ................................................... 146
20.1 Cool Mode Outdoor Air Temperature
Characteristic ........................................... 146
20.2 Heat Mode Outdoor Air Temperature
Characteristic ........................................... 148
20.3 Piping Length Correction Factor .............. 150
21. Exploded View and Replacement Parts List ......
......................................................................... 151
21.1 Indoor Unit ............................................... 151
21.2 Outdoor Unit ............................................ 154
2
™ X Operation ...................................72
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