—— CONTENTS ——
Section 1. SPECIFICATIONS ............................................................................................ 1-1
1-1. Unit Specifications ........................................................................................................... 1-2
1-2. Major Component Specifications..................................................................................... 1-49
1-3. Other Component Specifications..................................................................................... 1-69
1-4. Dimensional Data ............................................................................................................ 1-77
1-5. Refrigerant Flow Diagram................................................................................................ 1-92
1-6. Operating Range .............................................................................................................. 1-92
1-7. Capacity Correction Graph According to Temperature Condition.................................... 1-93
1-8. Noise Criterion Curves..................................................................................................... 1-94
1-9. Indoor Fan Performance.................................................................................................. 1-102
1-10. Airflow Distance Chart ..................................................................................................... 1-104
1-11. Intaking Fresh Air of Semi-Concealed Type and Concealed-Duct Type ......................... 1-113
1-12. Installation Instructions .................................................................................................... 1-115
Section 2. TEST RUN ........................................................................................................ 2-1
2-1. Preparing for Test Run ................................................................................................... 2-2
X, XM, T, U, US, D Types ................................................................................................ 2-3
K Type ............................................................................................................................. 2-9
X, T, U, D Types (for Link Wiring) .................................................................................... 2-16
K Type (for Link Wiring) .................................................................................................. 2-21
Section 3. ELECTRICAL DATA ......................................................................................... 3-1
3-1. Indoor Units (Electric Wiring Diagram, Schematic Diagram)........................................... 3-2
3-2. Outdoor Units (Electric Wiring Diagram, Schematic Diagram) ........................................ 3-23
Section 4. PROCESS AND FUNCTIONS .......................................................................... 4-1
4-1. Control Functions............................................................................................................. 4-2
4-2. Outdoor Unit Control PCB .............................................................................................. 4-8
4-3. Indoor Unit Control PCB Switches and Functions ........................................................... 4-11
Section 5. SERVICE PROCEDURES ................................................................................ 5-1
5-1. Meaning of Alarm Messages ........................................................................................... 5-2
5-2. Contents of LED Display on the Outdoor Unit Control PCB ............................................ 5-4
5-3. Symptoms and Parts to Inspect ...................................................................................... 5-5
5-4. Details of Alarm Messages .............................................................................................. 5-8
5-5. Table of Thermistor Characteristics .................................................................................
5-14
5-6. How to Remove the Compressor .................................................................................... 5-15
5-7. How to Remove the Electrical Component Box .............................................................. 5-16
Section 6. OUTDOOR UNIT MAINTENANCE REMOTE CONTROL................................ 6-1
6-1. Overview.......................................................................................................................... 6-2
6-2. Functions ......................................................................................................................... 6-2
6-3. Normal Display Operations and Functions ...................................................................... 6-3
6-4.
Monitoring Operations: Display of Indoor Unit and Outdoor Unit Sensor Temperatures
..... 6-6
6-5. Monitoring the Outdoor Unit Alarm History: Display of Outdoor Unit Alarm History ........ 6-7
6-6. Settings Modes: Setting the Outdoor Unit EEPROM ...................................................... 6-7
Section 7. REMOTE CONTROLLER FUNCTIONS SECTION.......................................... 7-1
7-1. Simple Settings Function................................................................................................. 7-2
7-2. List of Simple Setting Items ............................................................................................. 7-3
7-3. Detailed Settings Function............................................................................................... 7-4
7-4. List of Detailed Setting Items........................................................................................... 7-5
7-9
7-5. Simple Setting Items........................................................................................................
7-6. Detailed Setting Items ..................................................................................................... 7-12
7-7. Remote Controller Servicing Functions ........................................................................... 7-16
7-8. Test Run Function ........................................................................................................... 7-16
Section 8.
HOW TO INSTALL THE WIRELESS REMOTE CONTROLLER RECEIVER
.... 8-1
RCS-SH80BG.WL for 4-Way Cassette (X Type) ............................................................ 8-3
RCS-TRP80BG.WL for Ceiling Mounted (T Type) .......................................................... 8-6
RCS-BH80BG.WL for XM, U and US Types .................................................................. 8-9
Warning ........................................................................................................................... 8-2
Common to All Models .................................................................................................... 8-12
XM Type (for Link Wiring) ............................................................................................... 2-27