2
2.4. Wireless Remote Control---------------------------------7
2.5. Group control equipment---------------------------------8
3 Product Specification--------------------------------------------9
3.1. CS-F24DB4E5 CU-B24DBE5---------------------------9
3.2. CS-F28DB4E5 CU-B28DBE5-------------------------10
3.3. CS-F28DB4E5 CU-B28DBE8------------------------- 11
3.4. CS-F34DB4E5 CU-B34DBE5-------------------------12
3.5. CS-F34DB4E5 CU-B34DBE8-------------------------13
3.6. CS-F43DB4E5 CU-B43DBE8-------------------------14
3.7. CS-F50DB4E5 CU-B50DBE8-------------------------15
3.8. Safety Devices--------------------------------------------16
4 Dimensions -------------------------------------------------------17
4.1. CS-F24DB4E5 CS-F28DB4E5 CS-F34DB4E5---17
4.2. CS-F43DB4E5 CS-F50DB4E5 -----------------------18
4.3. CU-B24DBE5 CU-B28DBE5 CU-B28DBE8-------19
4.4. CU-B34DBE5 CU-B34DBE8 CU-B43DBE8
CU-B50DBE8 --------------------------------------------- 20
5 Refrigeration Cycle---------------------------------------------21
5.1. CS-F24DB4E5 CU-B24DBE5,CS-F28DB4E5
CU-B28DBE5/CU-B28DBE8--------------------------21
5.2. CS-F34DB4E5 CU-B34DBE5/CU-
B34DBE8,CS-F43DB4E5 CU-B43DBE8,CS-
F50DB4E5 CU-B50DBE8------------------------------ 22
6 Block Diagram ---------------------------------------------------23
6.1. CS-F24DB4E5 CS-F28DB4E5CS-F34DB4E5
CS-F43DB4E5 CS-F50DB4E5 ----------------------- 23
6.2. CU-B24DBE5 CU-B28DBE5 -------------------------23
6.3. CU-B34DBE5 ---------------------------------------------23
6.4. CU-B28DBE8 ---------------------------------------------24
6.5. CU-B34DBE8 CU-B43DBE8 CU-B50DBE8 ---- 24
7 Wiring Diagram --------------------------------------------------25
7.1. CS-F24DB4E5 CS-F28DB4E5CS-F34DB4E5
CS-F43DB4E5 CS-F50DB4E5 ----------------------25
7.2. CU-B24DBE5 CU-B28DBE5--------------------------26
7.3. CU-B34DBE5 ---------------------------------------------27
7.4. CU-B28DBE8 ---------------------------------------------28
7.5. CU-B34DBE8 CU-B43DBE8 CU-B50DBE8-------29
8 Operation Instructions ----------------------------------------30
8.1. Wired Remote Control (Optional part) -------------- 30
8.2. Remote Control - Display ------------------------------31
8.3. Remote Control - Panel --------------------------------32
8.4. How to set remote control day and time------------ 33
8.5. How To Select The Timer ------------------------------33
8.6. Daily Timer Setting--------------------------------------- 34
8.7. Weekly Timer Setting------------------------------------35
8.8. Wireless Remote Control (Optional part)-----------37
9 Operation Details------------------------------------------------38
9.1. Cooling Operation----------------------------------------38
9.2. Heating Operation----------------------------------------39
9.3. Soft Dry Operation ---------------------------------------39
9.4. Auto Operation--------------------------------------------39
9.5. Fan Operation---------------------------------------------39
9.6. Normal Control--------------------------------------------40
9.7. Operation Control ----------------------------------------42
9.8. Protection Control----------------------------------------45
9.9. Test Run----------------------------------------------------47
10 Installation Instruction ----------------------------------------48
10.1. Pipe length-------------------------------------------------48
10.2. Refrigerant additional charge -------------------------49
10.3. Position of the centre gravity--------------------------50
10.4. Indoor unit installation-----------------------------------51
10.5. Outdoor unit installation ------------------------------ 63
10.6. Wired remote control installation--------------------- 74
10.7. Wireless remote control installation manual ------ 81
10.8. Twin Operation ------------------------------------------- 88
11 Installation and Servicing Air Conditioner Using
R410A--------------------------------------------------------------- 89
11.1. Outline------------------------------------------------------ 89
11.2. Tools for installing/servicing refrigerant piping --- 90
11.3. Refrigerant piping work -------------------------------- 94
11.4. Installation, transferring, servicing------------------- 96
12 Troubleshooting Guide--------------------------------------100
12.1. For standard installation ------------------------------100
12.2. During twin operation ----------------------------------102
12.3. During group control operation----------------------103
12.4. Test operation and self-diagnosis ------------------104
12.5. Emergency operation----------------------------------108
12.6. Self-diagnosis error code table---------------------- 110
13 Technical Data --------------------------------------------------112
13.1. Cooling capacity performance data ---------------- 112
13.2. Heating Capacity Performance Data -------------- 114
13.3. Capacity and power consumption------------------ 115
13.4. Reaching distance--------------------------------------128
13.5. Sound data -----------------------------------------------130
13.6. Sound measuring point -------------------------------136
13.7. Fan performance----------------------------------------137
13.8. Discharge and suction pressure --------------------140
13.9. Operating characteristics -----------------------------141
14 Exploded View (Indoor Unit)-------------------------------142
14.1. CS-F24DB4E5 CS-F28DB4E5CS-F34DB4E5
CS-F43DB4E5 CS-F50DB4E5----------------------142
14.2. CS-F24DB4E5 CS-F28DB4E5CS-F34DB4E5
CS-F43DB4E5 CS-F50DB4E5----------------------143
15 Replacement Part List (Indoor Unit)---------------------144
15.1. CS-F24DB4E5 CS-F28DB4E5----------------------144
15.2. CS-F34DB4E5 CS-F43DB4E5 CS-F50DB4E5 -145
16 Exploded View (Front Grille)-------------------------------146
16.1. CS-F24DB4E5 CS-F28DB4E5CS-F34DB4E5
CS-F43DB4E5 CS-F50DB4E5----------------------146
17 Replacement Part List (Outdoor Unit) ------------------147
18 Exploded View (Outdoor Unit) ----------------------------
148
18.1. CU-B24DBE5 CU-B28DBE5 CU-B28DBE8 -----148
18.2. CU-B24DBE5 CU-B28DBE5 CU-B28DBE8 -----149
19 Replacement Part List (Outdoor Unit) ------------------150
19.1. CU-B24DBE5 CU-B28DBE5 CU-B28DBE8 -----150
20 Exploded View (Outdoor Unit) ----------------------------151
20.1. CU-B34DBE5 CU-B34DBE8 CU-B43DBE8
CU-B50DBE8--------------------------------------------151
20.2. CU-B34DBE5 CU-B34DBE8 CU-B43DBE8
CU-B50DBE8--------------------------------------------152
20.3. CU-B34DBE5 CU-B34DBE8 CU-B43DBE8
CU-B50DBE8--------------------------------------------153
21 Replacement Part List (Outdoor Unit) ------------------154
21.1. CU-B34DBE5 CU-B34DBE8 CU-B43DBE8
CU-B50DBE8--------------------------------------------154
22 Print Pattern-----------------------------------------------------155
22.1. Indoor Unit Printed (Main) ----------------------------155
22.2. Indoor Unit Printed (Indicator) -----------------------156
22.3. Outdoor Unit (Main) ------------------------------------156