Daikin FTXS-A Series User manual

TECHNICAL MANUAL
Inverter Single Split Air Conditioner
Wall Mounted A Series
FTXS-A Series
— Heatpump [50Hz] —
R410A
TM-5WMZR-SI-ARA1

Table of Contents
i
Table of Contents
Nomenclature......................................................................................................................1
Indoor ............................................................................................................................1
Outdoor..........................................................................................................................1
Product Line-Up.............................................................................................................2
Application Information .....................................................................................................4
Operating Range ...........................................................................................................4
Refrigerant Circuit Diagrams .........................................................................................6
Installation Guideline .....................................................................................................7
Sound Data........................................................................................................................10
Sound Pressure Level ................................................................................................10
NC Curve..................................................................................................................... 11
Engineering & Physical Data...........................................................................................13
Performance Data.............................................................................................................14
Calculation Steps.........................................................................................................14
Performance Tables.....................................................................................................16
Outline & Dimension ........................................................................................................20
Wiring Diagram .................................................................................................................24
Service & Maintenance ....................................................................................................26
Troubleshooting ...............................................................................................................30

ii

Nomenclature
1
Nomenclature
Indoor
FT 25 A X V1 GX S
Power Supply
V1 : 220-240V/1Ph/50Hz
Manufacturer
X : Malaysia
Product Series
A : A Series
Capacity
25 : 2500 Watt*
35 : 3500 Watt*
50 : 5000 Watt*
60 : 6000 Watt*
Refrigerant & Mode
X : R410A, Inverter Heatpump
Outdoor
R 25 F X V1 GXN
Power Supply
V1 : 220-240V/1Ph/50Hz
Manufacturer
X : Malaysia
Product Series
F : F Series
C : C Series
Capacity
25 : 2500 Watt*
35 : 3500 Watt*
50 : 5000 Watt*
60 : 6000 Watt*
Refrigerant & Mode
XN : R410A, Inverter Heatpump
Market
G : Argentina
Market
G : Argentina
Remark:
* : Capacity value under Nomenclature is an indication.
Please refer to Engineering and Physical Data for exact capacity value.
Model
FT : Wall Mounted
Model
R : Single Split Condensing Unit
Classication
S : Premium Model

Nomenclature
2
Product Line-Up
Indoor Unit
FTXS
Nomenclature
Classication
Handset PCB Fin Air Purication
BRC52B61 W203EM WMY10J/JR VZ+ W203EM WMY15J/JR VZ+ W204B WMY20J/JR VZ+ W204B WMY25J/JR VZ+ Hydrophilic (Blue) Saranet Filter Titanium Apatite Filter
HEATPUMP
FTXS25AXV1G X X X X X
FTXS35AXV1G X X X X X
FTXS50AXV1G X X X X X
FTXS60AXV1G X X X X X

Nomenclature
3
Outdoor Unit
RXN
Nomenclature
Classication
Refrigerant Control PCB Fin Compressor
EXV 5SLY10FR 5SLY15FR 5SLY20CR 5SLY25CR Hydrophilic (Blue) Swing
HEATPUMP
RXN25FXV1G X X X X
RXN35FXV1G X X X X
RXN50CXV1G X X X X
RXN60CXV1G X X X X

4
Application Information
Application Information
Operating Range
Ensure the operating temperature is in allowable range.
Cooling
Model : FTXS25/35A - RXN25/35F
The use of your air conditioner
outside the range of working
temperature and humidity can
result in serious failure.
32 5214 15 19 2010
50
46
43
40
30
20
10
0
INDOOR TEMP (°CWB)
OUTDOOR TEMP (°CDB)
Model : FTXS50/60A - RXN50/60C
The use of your air conditioner
outside the range of working
temperature and humidity can
result in serious failure.
50
46
43
40
30
20
10
10 14 15 19 20 23 25
-10
-20
0
INDOOR TEMP (°CWB)
OUTDOOR TEMP (°CDB)

5
Application Information
Heating
Model : FTXS25/35/50/60A - RXN25/35F / RXN50/60C
The use of your air conditioner
outside the range of working
temperature and humidity can
result in serious failure.
20 25 27 301510
20
18
10
0
-10
-15
-20
OUTDOOR TEMP (°CWB)
INDOOR TEMP (°CDB)

6
Application Information
Refrigerant Circuit Diagrams
Model: FTXS25/35A – RXN25/35F
3 WAY VALVE MUFFLER
MUFFLER
4 WAY VALVE
Cooling operation
Heating operation
PIPING
LIQUID
ELECTRONIC EXPANSION
VALVE
RETURN AIR SENSOR
HEAT EXCHANGER
(OUTDOOR UNIT)
PIPE TEMPERATURE SENSOR
DISCHARGE PIPE
SENSOR
PIPE TEMPERATURE SENSOR
RETURN AIR SENSOR
HEAT EXCHANGER
(OUTDOOR UNIT)
COMPRESSOR
ACCUMULATOR
STRAINER
STRAINER
OUTDOOR UNIT
INDOOR UNIT
2 WAY VALVE
PIPING
GAS
Model: FTXS50/60A – RXN50/60C
3 WAY VALVE
MUFFLER
4 WAY VALVE
Cooling operation
Heating operation
PIPING
LIQUID
ELECTRONIC EXPANSION
VALVE
RETURN AIR SENSOR
HEAT EXCHANGER
(OUTDOOR UNIT)
PIPE TEMPERATURE SENSOR
DISCHARGE PIPE
SENSOR
PIPE TEMPERATURE SENSOR
RETURN AIR SENSOR
HEAT EXCHANGER
(OUTDOOR UNIT)
COMPRESSOR
ACCUMULATOR
STRAINER
STRAINER
OUTDOOR UNIT
INDOOR UNIT
2 WAY VALVE
PIPING
GAS