2
Specifications, designs and contents in this Service Manual are subject to change without notice.
TABLE OF CONTENTS
1.
Safety Precautions ............................................. 3
2.
Specifications ..................................................... 5
3.
Features ............................................................. 20
4.
Location of Controls and Components .......... 21
4.1
Indoor Unit .................................................. 21
4.2
Outdoor Unit ............................................... 21
4.3
Remote Control .......................................... 22
5.
Dimensions ....................................................... 23
5.1
Indoor Unit .................................................. 23
5.2
Outdoor Unit ............................................... 25
6.
Refrigeration Cycle Diagram ........................... 27
6.1
CS-XE9WKUAW CU-XE9WKUA
CS-XE12WKUAW CU-XE12WKUA .......... 27
6.2
CS-XE15WKUAW CU-XE15WKUA .......... 28
6.3
CS-XE18WKUAW CU-XE18WKUA
CS-XE24WKUAW CU-XE24WKUA .......... 29
7.
Block Diagram .................................................. 30
7.1
CS-XE9WKUAW CU-XE9WKUA
CS-XE12WKUAW CU-XE12WKUA .......... 30
7.2
CS-XE15WKUAW CU-XE15WKUA
CS-XE18WKUAW CU-XE18WKUA
CS-XE24WKUAW CU-XE24WKUA .......... 31
8.
Wiring Connection Diagram ............................ 32
8.1
Indoor Unit .................................................. 32
8.2
Outdoor Unit ............................................... 34
9.
Electronic Circuit Diagram .............................. 37
9.1
Indoor Unit .................................................. 37
9.2
Outdoor Unit ............................................... 39
10.
Printed Circuit Board ....................................... 42
10.1
Indoor Unit .................................................. 42
10.2
Outdoor Unit ............................................... 46
11.
Installation Instruction ..................................... 48
11.1
Select the Best Location ............................. 48
11.2
Indoor Unit .................................................. 49
11.3
Outdoor Unit ............................................... 53
12.
Installation Instruction ..................................... 57
12.1
Select the Best Location ............................. 57
12.2
Indoor Unit .................................................. 58
12.3
Outdoor Unit ............................................... 62
13.
Operation Control ............................................. 65
13.1
Basic Function ............................................ 65
13.2
Indoor Fan Motor Operation ....................... 66
13.3
Outdoor Fan Motor Operation .................... 67
13.4
Airflow Direction .......................................... 68
13.5
Quiet operation (Cooling Mode/Cooling
area of Dry Mode) ....................................... 70
13.6
Powerful Mode Operation ........................... 70
13.7
Timer Control .............................................. 70
13.8
Auto Restart Control ................................... 71
13.9
Indication Panel .......................................... 71
13.10
Room Freeze Protection Function (RFP)
Operation ....................................................71
13.11
nanoe™ X Operation ..................................72
13.12
Wireless LAN Control .................................74
13.13
Electric Heater Control 1 ............................76
13.14
Electric Heater Control 2 ............................77
13.15
Base Pan Heater Control ...........................77
14.
Protection Control ............................................78
14.1
Protection Control For All Operations .........78
14.2
Protection Control For Cooling & Soft Dry
Operation ....................................................80
14.3
Protection Control For Heating
Operation ....................................................81
15.
Servicing Mode .................................................83
15.1
Auto OFF/ON Button ..................................83
15.2
Cooling Only Operation ..............................84
15.3
Remote Control Button ...............................85
16.
Troubleshooting Guide ....................................86
16.1
Refrigeration Cycle System ........................86
16.2
Breakdown Self Diagnosis Function ...........88
16.3
Error Codes Table ......................................89
16.4
Self-diagnosis Method ................................91
17.
Disassembly and Assembly Instructions ... 119
17.1
CS-XE9WKUAW CS-XE12WKUAW
CS-XE15WKUAW ................................... 119
17.2
CS-XE18WKUAW CS-XE24WKUAW .... 124
17.3
Outdoor Electronic Controller Removal
Procedure ................................................ 129
17.4
To Set Panasonic Comfort Cloud App.
After Replace Main Printed Circuit Board
and Wireless LAN Module ....................... 132
18.
Technical Data ............................................... 142
18.1
Cool Mode Performance Data ................. 142
18.2
Heat Mode Performance Data ................. 148
19.
Service Data ................................................... 151
19.1
Cool Mode Outdoor Air Temperature
Characteristic ........................................... 151
19.2
Heat Mode Outdoor Air Temperature
Characteristic ........................................... 156
19.3
Piping Length Correction Factor .............. 161
20.
Exploded View and Replacement Parts
List .................................................................. 164
20.1
Indoor Unit ............................................... 164
20.2
Outdoor Unit ............................................ 172
