Service Manual
Table of Contents
1. PRECAUTION ........................................................................................................................2
1.1 Safety precaution ...........................................................................................................2
1.2 Warning .........................................................................................................................2
1.3 Caution ..........................................................................................................................2
2. FEATURES AND PANEL .......................................................................................................3
2.1 Features ........................................................................................................................3
3. UNIT DIMENSION ..................................................................................................................6
3.1 Unit dimension: ..............................................................................................................6
4. OPERATION LIMITS ..............................................................................................................6
4.1 Cooling operation ..........................................................................................................6
5. PROTECTION FUNCTION ....................................................................................................8
5.1 Symbol & Meaning ........................................................................................................8
5.2 Protection Function ........................................................................................................8
6.1 COMPRESSORS ..........................................................................................................9
6.2 FAN MOTOR ...............................................................................................................11
6.3 CAPACITOR, RUN ......................................................................................................11
7. WIRING DIAGRAM ..............................................................................................................15
8. TROUBLESHOOTING .........................................................................................................17
8.1 Flow Chart ...................................................................................................................17
Room Air Conditioner with R-410A
1
Heat Controller, Inc.