Daikin 2MXS40H2V1B Service Manual page 4

2. Function of SA Indoor Unit ....................................................................83
3. Function of Thermistor ..........................................................................89
4. Control Specification .............................................................................91
Part 5 Remote Controller .......................................................... 106
1. RA Indoor Unit.....................................................................................107
2. SA Indoor Unit.....................................................................................125
Part 6 Service Diagnosis........................................................... 134
1. Troubleshooting with LED ...................................................................136
2. Problem Symptoms and Measures .....................................................138
3. Service Check Function ......................................................................139
iii
1.16 Multi-Colored Indicator Lamp / TIMER Lamp .........................................73
1.17 Brightness Setting of Indoor Unit Display...............................................74
1.18 Clock Setting ..........................................................................................75
1.19 WEEKLY TIMER Operation ...................................................................76
1.20 Other Functions......................................................................................82
2.1 Drain Pump Control................................................................................83
2.2 Thermostat Sensor in Remote Controller...............................................85
2.3 Freeze Prevention Control .....................................................................87
2.4 Hot Start Control (In Heating Operation Only)........................................88
4.1 Mode Hierarchy ......................................................................................91
4.2 Frequency Control..................................................................................92
4.3 Controls at Mode Changing / Start-up....................................................94
4.4 Discharge Pipe Temperature Control.....................................................95
4.5 Input Current Control..............................................................................96
4.6 Freeze-up Protection Control .................................................................96
4.7 Heating Peak-cut Control .......................................................................97
4.8 Outdoor Fan Control...............................................................................98
4.9 Liquid Compression Protection Function................................................98
4.10 Defrost Control .......................................................................................99
4.11 Outdoor Electronic Expansion Valve Control .......................................100
4.12 Malfunctions .........................................................................................104
1.1 FTXG25/35/50JV1BW(S)(A), CTXS15/35K2V1B,
FTXS20/25K2V1B ................................................................................107
1.2 FTXS35/42/50K2V1B ...........................................................................109
1.3 FTXS20/25/35/42/50J2V1B..................................................................111
1.4 ATXS20/25/35/42/50G2V1B ................................................................113
1.5 FTX20/25/35JV1B, FTX20/25/35J2V1B, ATX20/25/35JV1B,
ATX20/25/35J2V1B..............................................................................115
1.6 FVXG25/35/50K2V1B ..........................................................................117
1.7 FVXS25/35/50FV1B .............................................................................119
1.8 FLXS25/35/50BAVMB..........................................................................121
1.9 FDXS25/35EAVMB, FDXS25/35E7VMB, FDXS50CVMB,
FDXS50C7VMB ...................................................................................123
2.1 BRC1D528 ...........................................................................................125
2.2 BRC1E51A7 .........................................................................................128
2.3 BRC7E530W ........................................................................................133
1.1 Indoor Unit............................................................................................136
1.2 Outdoor Unit .........................................................................................137
SiBE121123_A
Table of Contents