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SiBE12-933_A
Table of Contents
iv
4.23 Anti-icing Function in Other Rooms / Unspecified Voltage
(between Indoor and Outdoor Units) ....................................................208
4.24 Outdoor Unit PCB Abnormality or Signal Transmission
Circuit Abnormality ...............................................................................209
5. Check ..................................................................................................212
5.1
How to Check .......................................................................................212
Part 7 Removal Procedure ........................................................225
1. Outdoor Unit........................................................................................226
1.1
Removal of the Panels and Plates .......................................................226
1.2
Removal of the Electrical Box ..............................................................228
1.3
Removal of the PCB.............................................................................233
1.4
Removal of the Sound Blanket.............................................................238
1.5
Removal of the Outdoor Fan / Fan Motor.............................................240
1.6
Removal of the Thermistors .................................................................243
1.7
Removal of the Compressor.................................................................245
1.8
Removal of the Four Way Valve / Electronic Expansion Valve ............247
Part 8 Trial Operation and Field Settings................................. 249
1. Pump Down Operation........................................................................250
2. Forced Cooling Operation Mode .........................................................251
3. Trial Operation ....................................................................................252
3.1
Indoor Unit - ATX, ATXS, ATXG, F(C)TXG, FTXS, FDK(X)S,
FLK(X)S, FVXS Series .........................................................................252
3.2
Indoor Unit - FFQ Series ......................................................................254
4. Field Settings ......................................................................................255
4.1
RA Indoor Unit - ATX, ATXS, ATXG, F(C)TXG, FTXS, FDK(X)S,
FLK(X)S, FVXS Series .........................................................................255
4.2
Indoor Unit - FFQ Series ......................................................................259
4.3
Outdoor Unit .........................................................................................262
4.4
Maximum Power Input Limitation Setting .............................................263
5. Application of Silicon Grease to a Power Transistor and
a Diode Bridge ....................................................................................264
Part 9 Appendix.........................................................................265
1. Piping Diagrams..................................................................................266
1.1
Indoor Units ..........................................................................................266
1.2
Outdoor Units .......................................................................................270
2. Wiring Diagrams..................................................................................272
2.1
Indoor Units ..........................................................................................272
2.2
Outdoor Units .......................................................................................277