Service Manual

SiUS181631EA
Table of Contents iv
8. FFQ Series Function .................................................................................98
8.1 Temperature Control .................................................................................. 98
8.2 Airflow Direction Control............................................................................. 99
8.3 Fan Speed Control for Indoor Unit ............................................................. 99
8.4 Program Dry Operation ............................................................................ 100
8.5 Clock and Calendar Setting
(With Wired Remote Controller BRC1E73) .............................................. 101
8.6 Schedule TIMER Operation
(With Wired Remote Controller BRC1E73) .............................................. 103
8.7 Setback Function (With Wired Remote Controller BRC1E73) ................. 107
8.8 Drain Pump Control.................................................................................. 107
8.9 Hot Start Control (In Heating Operation Only).......................................... 109
8.10 Presence and Floor Sensors (Option)...................................................... 110
8.11 Other Functions........................................................................................ 113
Part 6 Test Operation and Field Settings.................................... 114
1. Test Operation ........................................................................................115
1.1 Procedure and Outline ............................................................................. 115
1.2 Operation when Power is Turned On ....................................................... 117
1.3 Branch Provider (BP) Unit ........................................................................ 118
1.4 CTXG, CTXS, FTXS, CDXS, FDXS, FVXS Series .................................. 120
1.5 FFQ Series ............................................................................................... 122
2. Field Settings ..........................................................................................125
2.1 Outdoor Unit ............................................................................................. 125
2.2 CTXG, CTXS, FTXS, CDXS, FDXS, FVXS Series .................................. 139
2.3 FFQ Series ............................................................................................... 144
Part 7 Remote Controller ............................................................. 152
1. Applicable Remote Controller .................................................................153
2. ARC466A36 ............................................................................................154
3. ARC452A9 ..............................................................................................156
4. ARC452A21 ............................................................................................158
5. ARC452A23 ............................................................................................160
6. ARC466A21 ............................................................................................162
7. BRC1E73 (Wired Remote Controller) .....................................................164
8. BRC082A41W, BRC082A42W(S) (Wireless Remote Controller Kit) ......170
Part 8 Troubleshooting ................................................................ 172
1. Troubleshooting with LED .......................................................................174
1.1 Outdoor Unit ............................................................................................. 174
1.2 Branch Provider (BP) Unit ........................................................................ 179
1.3 Indoor Unit................................................................................................ 180
2. Service Diagnosis ...................................................................................182
2.1 CTXG, CTXS, FTXS, CDXS, FDXS, FVXS Series .................................. 182
2.2 FFQ Series ............................................................................................... 188