Airwell FSF Series User manual

FSF-YSF Series
Indoor Units Outdoor Units
FSF048 YSF048
SEPTEMBER 2016
REFRIGERANT
HEAT PUMP
R410A
SM FSF048 1-A.0GB

LIST OF EFFECTIVE PAGES
A SM FSF048 1-A.0 GB
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(when none indicates no changes in the relevant page). All pages in the following list represent
effected/ non effected pages divided by chapters.
Dates of issue for original and changed pages are:
Original ....... 0 ........ September 2016
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*Due to constant improvements please note that the data on this service manual can be modified with out notice.
**Photos are not contractual.

TABLE OF CONTENTS
i
SM FSF048 1-A.0 GB
Table of Contents
1. INTRODUCTION ...................................................................................................1-1
2. PRODUCT DATA SHEET ......................................................................................2-1
3. RATING CONDITIONS..........................................................................................3-1
4. OUTLINE DIMENSIONS .......................................................................................4-1
5. PERFORMANCE DATA & PRESSURE CURVES ................................................5-1
6. SOUND LEVEL CHARACTERISTICS ..................................................................6-1
7. WIRING DIAGRAMS .............................................................................................7-1
8. ELECTRICAL DATA..............................................................................................8-1
9. REFRIGERATION DIAGRAMS.............................................................................9-1
10. TUBING CONNECTIONS......................................................................................10-1
11. CONTROL SYSTEM .............................................................................................11-1
12. TROUBLESHOOTING ..........................................................................................12-1
13. EXPLODED VIEWS AND SPARE PARTS LISTS.................................................13-1
14. APPENDIX A .........................................................................................................14-1

1-1
INTRODUCTION
SM FSF048 1-A.0 GB
1. INTRODUCTION
1.1 General
The floor standing fixed speed with nominal capacity 48kBtu/h is particulary suited for
residential and light commercial heating and air conditioning needs.
The new line provides the most comfort and economical solutions of air conditioning.
1.2 Main Features
• R410A models
• Auto mode.
• Cooling
• Dehumidification
• Sleep mode
• ON/OFF timer
• Clock display
• Vertical Auto swing
• Horizontal Auto swing
• Intelligent deicing
• Memory from power failure
• Cold air prevention in heating
• Self diagnostic (Error indications) for ease of maintenance
• LED display
• Crank heater(Optional)
1.3 Indoor Unit
The indoor unit is floor stanging and can be easily fitted to many types of residential and
commercials applications.
It includes:
• Coil with hydrophilic aluminum fins.
• Motorized flaps (step motors)
• Advanced electronic control box assembly
1.4 Filtration
The series presents air filters:
• Easily accessible, and re-usable pre-filters (mesh)
1.5 Control
The microprocessor indoor controller, and an infrared remote control, supplied as
standard, provide complete operating function and programming. For further details
please refer to the Operation Manual, Appendix A.

1-2
INTRODUCTION
SM FSF048 1-A.0 GB
1.6 Outdoor Unit
The outdoor units can be installed as floor or wall mounted units by using a wall
supporting bracket. The metal sheets are protected by anti- corrosion paint work
allowing long life resistance. All outdoor units are pre-charged. For further information
please refer to the Product Data Sheet, Chapter 2.
It includes :
• Compressor mounted in a soundproofed compartment :
• Axial fan.
• Outdoor coil with hydrophilic louver fins for RC units.
• Outlet air fan grill.
• Service valves” flare” type connection.
1.7 Tubing Connections
Flare type interconnecting tubing to be produced on site.
For further details please refer to the Installation Manual, Chapter 10.
1.8 Inbox Documentation
Each unit is supplied with its own installation and operation manuals.
1.9 Matching Table
OUTDOOR UNIT
AWAU-YSF048-H13
INDOOR UNIT
AWSI-FSF048-N11
√

PRODUCT DATA SHEET
2-1
SM FSF048 1-A.0 GB
2. PRODUCT DATA SHEET
2.1 FSF048 / YSF048 R410A
Model Indoor Unit FSF048
Model Outdoor Unit YSF048
Installation Method of Pipe Flared
Characteristics Units Cooling Heating
Capacity (4) Btu/hr 42000 50000
kW 12.31 14.65
Power input (4) kW 4.72 5.50
EER (Cooling) or COP(Heating) (4) W/W 2.61 2.90
Energy efficiency class
Power supply
V 380-415
Ph 3
Hz 50
Rated current A 8.03 8.59
Power factor 0.85 0.85
Prated (IDU) W
Prated (IDU+ODU)(Cooling/Heating) W 6400 / 8900
Starting current A
Circuit breaker rating A
INDOOR
Fan type & quantity Centrifugal fan-1
Fan speeds H/M/L RPM 550/490/450/390
Air flow (1) H/M/L m3/hr 1800/1650/1500/1350
External static pressure Min Pa
Sound power level (2) H/M/L dB(A) 62/60/58/56
Sound pressure level (3) H/M/L dB(A) 52/50/48/46
Moisture removal l/hr 6
Condenstate drain tube I.D mm 18
Dimensions WxHxD mm 518×1870x395
Net Weight kg 60
Package dimensions WxHxD mm 2083×738×545
Packaged weight kg 86
Units per pallet units
Stacking height units
OUTDOOR
Refrigerant control Capillary
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Sound power level H dB(A) 69
Sound pressure level (3) H dB(A) 59
Dimensions WxHxD mm 1032x1250x412
Net Weight kg 105
Package dimensions WxHxD mm 1113x1400x453
Packaged weight kg 116
Units per pallet Units
Stacking height units
Refrigerant type R410A
Scharg kg(5m) 3.2
Additional charge g/m 100
Connections between
units
Liquid line In.(mm) 1/2"(12.7)
Suction line In.(mm) 3/4"(19.05)
Max.tubing length m. Max. 40
Max.height difference m. Max.25
Operation control type Remote control
Heating elements (Standard) kW 2.5
Others
(1)Airflow in ducted units;at nominal external static pressure.
(2)Sound power in ducted units is measured at air discharge.
(3)Sound pressure level measured at 1-meter distance from unit.
(4)Rating conditions in accordance to ISO 5151 and ISO 13253 (for ducted units).

3-1
SNOITIDNOCGNITAR
SM FSF048 1-A.0 GB
3. RATING CONDITIONS
Standard conditions in accordance with ISO 5151, ISO 13253 (for ducted units)
and EN 14511.
Cooling:
Indoor: 27oC DB 19oC WB
Outdoor: 35 oC DB
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Indoor: 20oC DB
Outdoor: 7oC DB 6oC WB
3.1 Operating Limits
R410A
Indoor Outdoor
Cooling Upper limit 32oC DB 23oC WB 43oC DB
Lower limit 21oC DB 15oC WB 18oC DB
Heating Upper limit 27oC DB 24oC DB 18oC WB
Lower limit 10oC DB -7oC DB
Voltage 3PH 360 – 440 V

OUTLINE DIMENSIONS
4-1
SM FSF048 1-A.0 GB
4. OUTLINE DIMENSIONS
4.1 Indoor Unit: FSF048
4.2 Outdoor Unit: YSF048
Model W H D
FSF048 518 1870 395

PERFORMANCE DATA & PRESSURE CURVES
SM FSF048 1-A.0 GB 5-1
5. PERFORMANCE DATA
5.1 AWSI-FSF048-N11 / AWAU-YSF048-H13
5.1.1 Cooling Capacity (kW)
LEGEND
TC – Total Cooling Capacity, kW
SC – Sensible Capacity, kW
PI – Power Input, kW
WB – Wet Bulb Temp., (oC)
DB – Dry Bulb Temp., (oC)
ID – Indoor
OU – Outdoor
15/21 17/24 19/27 21/29 23/32
TC 12.55 13.23 13.65 13.97 14.27
20 SC 8.27 8.72 9.09 9.35 9.52
PI 3.63 3.65 3.66 3.68 3.68
TC 11.88 12.82 13.48 13.89 14.23
25 SC 8.06 8.55 9.02 9.28 9.45
PI 3.93 3.95 3.98 4.01 4.03
TC 11.11 12.09 13.07 13.53 13.93
30 SC 7.81 8.30 8.82 9.08 9.25
PI 4.24 4.30 4.33 4.37 4.41
TC 10.28 11.16 12.31 12.93 13.54
35 SC 7.42 7.96 8.62 8.87 9.04
PI 4.57 4.64 4.72 4.76 4.78
TC 9.35 10.18 11.11 12.15 12.77
40 SC 7.00 7.53 8.15 8.41 8.58
PI 4.93 5.00 5.09 5.15 5.20
TC 8.11 8.87 9.76 10.78 11.61
46 SC 6.44 6.90 7.43 7.69 7.86
PI
5.38 5.46 5.59 5.67 5.73
Entering Air DB
OD Coil(
o
C)
Data
Entering Air WB/DB ID Coil(oC)

SOUND LEVEL CHARACTERISTICS
5.1.3 Heating Capacity (kW)
LEGEND
TH – Total Heating Capacity, kW
PI – Power Input, kW
WB – Wet Bulb Temp., (oC)
DB – Dry Bulb Temp., (oC)
ID – Indoor
OU – Outdoor
5.1.4 Curves
5.1.4.1 Cooling
Suction Pressure VS.Outdoor Temp
6.0
7.0
8.0
9.0
10.0
11.0
12.0
13.0
14.0
15 20 25 30 35 40 46
Outdoor Temp.(DB
o
C )
Suction Pressure (Bar[g])
15/21(WB/DB ºC)
17/24(WB/DB ºC)
19/27(WB/DB ºC)
21/29(WB/DB ºC)
23/32(WB/DB ºC)
5-2 SM FSF048 1-A.0 GB
15 20 25
ENTERING WB
OD COIL(
o
C) TH Pl TH Pl TH Pl
-10 7.69 4.04 7.40 4.30 7.11 4.52
-7 8.28 4.14 7.98 4.37 7.69 4.61
-2 8.79 4.19 8.50 4.44 8.20 4.70
2 10.69 4.39 10.26 4.67 9.82 4.95
6 15.09 4.72 14.65 5.05 14.14 5.36
10 16.41 4.98 15.97 5.33 15.53 5.70
15 17.73 5.20 17.29 5.61 16.85 5.96
20 18.68 5.35 18.24 5.81 17.73 6.26
ENTERING AIR DB ID COIL(
O
C)