Page 1
TECHNICAL SERVICE MANUAL
CASSETTE TYPE AIR-CONDITIONER
(Four-way cassette)
FSK-124HF
FSK-184HF
FSK-244HF
FSK-364HF
FSK-484HF
FI-SM-040819
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Four-way Cassette Air-conditioner
Table of Contants
Part 1. Product Features 2
Part 2. Specification 3
Part 3. Noise Level 7
Part 4. Velocity ﹠ temperature distribution 8
Part 5. Operation Range 9
Part 6. Capacity Table 10
Part 7. Outlines and Dimension 15
Part 8. Electric Control Functions 19
Part 9. Wiring Diagram 26
Part 10. Installation 30
Part 11 Servicing and Maintenance 39
Part 12. Exploded view 41
NOTICE
Specifications are subject to change without notice for further improvement.
All the product information has been carefully checked.
Page 3
Part 1. Product Features
1) Low operation noise
---Streamline plate ensures quietness
---Creates natural and comfortable environment
2) Efficient cooling
---Equal, fast and wide—range cooling
Four-way airflow
3) The adoption of the most advanced 3- Dimensional Screw fan
---Reduces the air resistance passing through
---Smoothes the air flow
---Makes air speed distribution to the heat exchange uniform
3- Dimensional Screw fan
4) Improvement for easy installation and maintenance
---Little space is required for installation into a shallow ceiling
---Because of the compactness and weight reduction of the main unit and panel, all models can be installed
without a hoist
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Page 4
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Part 2. Specification
R407C
Model FSK-124HF FSK-184HF
Power supply Ph-V-Hz 1N,220-240V,50Hz 1N,220-240V,50Hz
Capacity Btu/h
12000 18000
Capacity kW 3.55 5.3
Input W 1450 2050
Rated current A 6.4 9.8
Cooling
EER 2,45 2,59
Capacity Btu/h
15000 20500
Capacity kW 4.4 6.0
Input W 1350 2150
Rated current A
6.0 10.5
Heating
COP 3,26 2,8
Moisture Removal L/h 1.2 1.8
Max. input consumption W 1910 2630
Max. current A 9.6 12.5
Starting current A 34 48
Model PG240X2C-4FT PG330X2CS-4KU3
Type Rotary Rotary
Brand TOSHIBA TOSHIBA
Supplier
TOSHIBA
(Guangdong)
TOSHIBA
(Guangdong)
Capacity Btu/h 14600/14800 20150/20300
Input W 1400/1430 1980/2105
Rated current(RLA) A 6.5 9.7/10.3
Locked rotor Amp(LRA) A 29.9/33.0 45
Thermal protector UP3RE0591-T56 UP3SE0391-T39
Capacitor uF 35 40
Compressor
Refrigerant oil ml 480 750
Model YDK45-4F YDK45-4F
Brand WELLING WELLING
Input W 63 63
Capacitor uF
1.5μF/450V 2.5μF/450V
Indoor fan
motor
Speed(hi/lo) r/min 730/630 930/830
Number of rows 2 2
Tubepitch(a)x row pitch(b) mm 21X13.37 21X13.37
Fin spacing mm 1.3 1.3
Fin type (code)
Hydrophilic
aluminium
Hydrophilic
aluminium
Tube outside dia.and type mm
Ф7.94, innergroove Ф7.94, innergroove
Coil length x height x width mm 1185X210X26.7 1185X210X26.7
Indoor coil
Number of circuits 5 5
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Indoor air flow (Hi/Lo) m3/h
680/600 860/760
Indoor noise level (Hi/Lo) dB(A)
38/35 43/40
Dimension (W*H*D)(body) mm
580×254×580 580×254×580
Packing (W*H*D)(body) mm
750x340×750 750x340×750
Dimension (W*H*D)(panel) mm
650x30x650 650x30x650
Packing (W*H*D)(panel) mm
715x115x715 715x115x715
Net/Gross weight(body) kg 21/30 21/30
Indoor unit
Net/Gross weight(panel) kg
3/5 3/5
Model YDK25-6-1 YDK53-6K
Brand WELLING WELLING
Input W 85 130
Capacitor uF
2.5μF/450V 2.5μF/450V
Outdoor fan
motor
Speed r/min 920 750
Number of rows 2 2
Tube pitch(a)x row pitch(b) mm 25.4x22 25.4x22
Fin spacing mm 1.8 1.8
Fin type (code)
Hydrophilic Hydrophilic
Tube outside dia.and type mm
Ф9.53,innergroove Ф9.53,innergroove
Coil length x height x width mm 651x559x44 775x660x44
Outdoor
coil
Number of circuits 2 3
Outdoor air flow m3/h 1800 2200
Outdoor noise level dB(A)
43 48
Dimension(W*H*D) mm 760×590×285 845×695x335
Packing (W*H*D) mm 890×655×360 965×847×395
Outdoor
unit
Net/Gross weight kg 40/45 55/60
Refrigerant type g R407C/1330 R407C/2050
Design pressure MPa
2.6/1.2 2.6/1.2
Liquid side/ Gas side mm(inch)
Ф6.35/Ф12.7 Ф6.35/Ф12.7
Max. refrigerant pipe length m 15 15
Refrigerant
piping
Max. difference in level m 5 5
Connection wiring No No
Plug type 16A No
Controller Remote Remote
Operation temp
℃
17-30 17-30
Ambient temp
℃
—7-45 —7-45
Notes: 1. Nominal cooling capacities are based on the following conditions:
Indoor temp: 27°CDB, 19°CWB; Outdoor temp: 35°CDB; Equivalent ref. Piping: 8m(horizontal)
2. Nominal heating capacities are based on the following conditions:
Indoor temp: 20°CDB; Outdoor temp: 7°CDB, 6°CWB; Equivalent ref. Piping: 8m(horizontal)
3. Actual noise level may differ, depending on the room structure, etc, since these noise values are from an
anechoic room.
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R407C
Model FSK-244HF FSK-364HF FS-484HF
Power supply Ph-V-Hz
1, 220-240V~, 50Hz
3N, 380V~, 50Hz 3N, 380V~, 50Hz
Capacity Btu/h 24000 36000 48000
Capacity kW 7.05 10.55 14.1
Input W 3100 4600 5700
Rated current A 13.8 7.8 9.6
Cooling
EER 2,28 2,29 2,48
Capacity Btu/h 28000 40000 53000
Capacity kW 8.2 11.75 15.55
Input W 2950 4800 6000
Rated current A 13.0 8.1 10.1
Heating
COP 2,78 2,45 2,59
Moisture Removal L/h 2.4 3.8 4.8
Max. input consumption W 4030 6200 7200
Max. input current A 18 11.3 12.9
Starting current A 44 50 50
Model HQ034PAA C-SBN303H8A C-SBN373H8A
Type Scroll Scroll Scroll
Brand LG
SANYO
SANYO
Supplier LG
SANYO
SANYO
Capacity Btu/h 29000 39067 49474
Input W 2760 4000 4950
Rated current(RLA) A 12.4 7 8.5
Locked rotor Amp(LRA) A 61 50 50
Thermal protector INTERNAL TYPE INTERNAL TYPE INTERNAL TYPE
Capacitor u 60 / /
Compressor
Refrigerant oil ml 750
1700
1700
Model
YDK55-6 YDK56-6 YDK56-6
Brand WELLING WELLING WELLING
Input W 120 137 137
Capacitor uF 3.5 3 3
Indoor fan
motor
Speed(hi/lo) r/min 680/ 600 670/ 565 670/ 565
N
umber of rows 2 2 2
Tube pitch(a)x row pitch(b) mm 21X13.37 21X13.37 21X13.37
Fin spacing mm 1.3 1.3 1.3
Fin type (code)
Hydrophilic aluminium Hydrophilic aluminium Hydrophilic aluminium
Tube O.D. and type mm
Ф7,
innergroove tube
Ф7,
innergroove tube
Ф7,
innergroove tube
Coil length x height x width mm 1950X126X26.74 1950X168X26.74 1950X168X26.74
Indoor coil
N
umber of circuits 8 12 12
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Indoor air flow (Hi/Lo) m3/h 1050/900 1600/1420 1750/1500
Indoor noise level (Hi/Lo) dB(A) 43/40 47/44 47/44
Dimension(W*D*H) Body mm 840X240X840 840X310X840 840X310X840
Dimension(W*D*H) Panel mm 950X40X950 950X40X950 950X40X950
Packing (W*D*H) Body mm 1020X330X930 1020X400X930 1020X400X930
Packing (W*D*H) Panel mm 1030X145X1030 1030X145X1030 1030X145X1030
N
et/Gross weight Body Kg 36/46 40/50 40/50
Indoor unit
Net/Grossweight Panel Kg 6/11 6/11 6/11
Model YDK53-6H
YDK250-6D-WL YDK65-6WL;
YDK65-6FC
Brand WELLING WEILING WEILING
Input W 140
307
138+156
Capacitor uF 3
10μ
3.5x2
Outdoor fan
motor
Speed r/min 800
740
800
N
umber of rows 2 2 2
Tube pitch(a)x row pitch(b) mm 25.4x22 25.4x22 25.4X22
Fin spacing mm 1.5 1.7 1.8
Fin type (code)
Hydrophilic aluminium Unhydrophilic aluminium Unhydrophilic aluminium
Tube outside dia.and type mm
Ф9.53,
innergroove tube
Ф9.53,
innergroove tube
Ф9.53,
bare tube
Coil length x height x width mm 850X810X44 955*915*44 715X1220X44
Outdoor coil
N
umber of circuits 2 8 4
Outdoor air flow m3/h 3000 5000 6000
Outdoor noise level dB(A)
52
57
57
Dimension(W*H*D) mm 895X860X330
990x960x360
940X1245X360
Packing (W*H*D) mm 972X9875X406
1120x1090x435
1018X1377X434
Outdoor
unit
N
et/Gross weight Kg 79/90
101/106
110/125
Refrigerant type g R407C/2500
R407C/2700
R407C/4050
Design pressure MPa 1.2/2.8
1.2/3.5
1.2/3.5
Liquid side/ Gas side mm
Ф9.53/Ф16 Ф12.7/Ф19.0 Ф12.7/Ф19
Max. refrigerant pipe length m 15 15 15
Refrigerant
piping
Max. difference in level m 5 5 5
Connection wiring mm2 No NO No
Plug type No NO No
Controller Remote Remote Remote
Operation temp
℃
17-30
17-30
17-30
Ambient temp
℃
—7-45 -7 ~ 45 —7~ 45
Notes: 1. Nominal cooling capacities are based on the following conditions:
Indoor temp: 27°CDB, 19°CWB; Outdoor temp: 35°CDB; Equivalent ref. Piping: 8m(horizontal)
2. Nominal heating capacities are based on the following conditions:
Indoor temp: 20°CDB; Outdoor temp: 7°CDB, 6°CWB; Equivalent ref. Piping: 8m(horizontal)
3. Actual noise level may differ, depending on the room structure, etc, since these noise values are from an
anechoic room.
Page 8
Part 3 Noise Level
FOUR-WAY CASSETTE TYPE
Microphone
1.0m
High airflow
Low airflow
FSK-124HF FSK-184HF FSK-244HF
Octave band center frequency（Hz）
Sound pressure level dB（0dB=0.0002μ bar）
Audibility limits of
continuous white
sound
Octave band center frequency（Hz）
Sound pressure level dB（0dB=0.0002μ bar）
Audibility limits of
continuous white
sound
FSK-364HF FSK-484HF
Octave band center frequency（Hz）
Sound pressure level dB（0dB=0.0002μ bar）
Audibility limits of
continuous white
sound
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Page 9
Part 4 Velocity ﹠ temperature distribution
Discharge angle 60º
Airflow velocity
Temperature
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Page 10
Part 5 Operation Range
Ensure the operating temperature is in allowable range.
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Part 6 Capacity Table
Model: FSK-124HF
COOLING OUTDOOR TEMPERA TURE DR Y
Indoor
Conditions
21ºC 25ºC 30ºC 35ºC 40ºC 45ºC 50ºC
Total capacity kW 3.48 3.33 3.21 3.02 2.90 2.81 2.72
Sensitive capacity kW 2.78 2.66 2.56 2.42 2.32 2.25 2.18
21ºC D
15ºC W
Input kW. 0.91 1.04 1.17 1.31 1.44 1.57 1.70
Total capacity kW 3.81 3.64 3.51 3.31 3.18 3.08 2.98
Sensitive capacity kW 3.05 2.91 2.81 2.65 2.54 2.46 2.38
24ºC D
17ºC W
Input kW. 0.96 1.10 1.24 1.38 1.52 1.65 1.79
Total capacity kW 4.14 3.96 3.82
3.60
3.46 3.35 3.24
Sensitive capacity kW 3.31 3.17 3.05 2.88 2.76 2.68 2.59
27ºC D
19ºC W
Input kW. 1.02 1.16 1.31
1.45
1.60 1.74 1.89
Total capacity kW 4.76 4.55 4.39 4.14 3.97 3.85 3.73
Sensitive capacity kW 3.81 3.64 3.51 3.31 3.18 3.08 2.98
32ºC D
23ºC W
Input kW. 1.17 1.33 1.50 1.67 1.83 2.00 2.17
Model: FSK-124HF
HEATING OUTDOOR TEMPERATURE
Indoor
Conditions
24ºC D
18ºC W
12ºC D
11ºC W
7ºC D
6ºC W
4ºC D
3ºC W
0ºC D
-1ºC W
-5ºC D
-6ºC W
-7ºC D
-8ºC W
-15ºC D
-16ºC W
Capacity kW 5.16 4.13 3.44 3.10 2.92 2.61 2.41 2.24
15ºC
Input kW. 1.62 1.30 1.08 1.03 0.97 0.92 0.86 0.76
Capacity kW 5.81 4.64 3.87 3.48 3.29 2.90 2.71 2.52
18ºC
Input kW. 1.82 1.46 1.22 1.15 1.09 1.03 0.97 0.85
Capacity kW 6.45 5.16
4.30
3.87 3.66 3.23 3.01 2.80
20ºC
Input kW. 2.03 1.62
1.35
1.28 1.22 1.15 1.08 0.95
Capacity kW 7.10 5.68 4.73 4.26 4.02 3.55 3.31 3.07
22ºC
Input kW. 2.23 1.78 1.49 1.41 1.34 1.26 1.19 1.04
Capacity kW 8.39 6.71 5.59 5.03 4.75 4.19 3.91 3.63
27ºC
Input kW. 2.63 2.11 1.76 1.67 1.58 1.49 1.40 1.23
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Model: FSK-184HF
COOLING OUTDOOR TEMPERA TURE DR Y
Indoor
Conditions
21ºC 25ºC 30ºC 35ºC 40ºC 45ºC 50ºC
Total capacity kW
4.83 4.62 4.45 4.20 4.03 3.91 3.78
Sensitive capacity kW
3.86 3.70 3.56 3.36 3.23 3.12 3.02
21ºC D
15ºC W
Input kW.
1.29 1.48 1.66 1.85 2.03 2.21 2.40
Total capacity kW
5.29 5.06 4.88 4.60 4.42 4.28 4.14
Sensitive capacity kW
4.23 4.05 3.90 3.68 3.53 3.42 3.31
24ºC D
17ºC W
Input kW.
1.36 1.56 1.75 1.95 2.14 2.34 2.53
Total capacity kW
5.75 5.50 5.30
5.00
4.80 4.65 4.50
Sensitive capacity kW
4.60 4.40 4.24 4.00 3.84 3.72 3.60
27ºC D
19ºC W
Input kW.
1.44 1.64 1.85
2.05
2.26 2.46 2.67
Total capacity kW
6.61 6.33 6.10 5.75 5.52 5.35 5.18
Sensitive capacity kW
5.29 5.06 4.88 4.60 4.42 4.28 4.14
32ºC D
23ºC W
Input kW.
1.65 1.89 2.12 2.36 2.59 2.83 3.06
Model: FSK-184HF
HEATING OUTDOOR TEMPERATURE
Indoor
Conditions
24ºC D
18ºC W
12ºC D
11ºC W
7ºC D
6ºC W
4ºC D
3ºC W
0ºC D
-1ºC W
-5ºC D
-6ºC W
-7ºC D
-8ºC W
-15ºC D
-16ºC W
Capacity kW
7.20 5.76 4.80 4.32 4.08 3.65 3.36 3.12
15ºC
Input kW.
2.58 2.06 1.72 1.63 1.55 1.46 1.38 1.20
Capacity kW
8.10 6.48 5.40 4.86 4.59 4.05 3.78 3.51
18ºC
Input kW.
2.90 2.32 1.94 1.84 1.74 1.64 1.55 1.35
Capacity kW
9.00 7.20
6.00
5.40 5.10 4.50 4.20 3.90
20ºC
Input kW.
3.23 2.58
2.15
2.04 1.94 1.83 1.72 1.51
Capacity kW
9.90 7.92 6.60 5.94 5.61 4.95 4.62 4.29
22ºC
Input kW.
3.55 2.84 2.37 2.25 2.13 2.01 1.89 1.66
Capacity kW
11.70 9.36 7.80 7.02 6.63 5.85 5.46 5.07
27ºC
Input kW.
4.19 3.35 2.80 2.66 2.52 2.38 2.24 1.96
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Model: FSK-244HF
COOLING OUTDOOR TEMPERA TURE DR Y
Indoor
Conditions
21ºC 25ºC 30ºC 35ºC 40ºC 45ºC 50ºC
Total capacity kW 6.86 6.56 6.32 5.96 5.73 5.55 5.37
Sensitive capacity kW 5.49 5.25 5.06 4.77 4.58 4.44 4.29
21ºC D
15ºC W
Input kW. 1.95 2.23 2.51 2.79 3.07 3.35 3.63
Total capacity kW 7.51 7.19 6.92 6.53 6.27 6.07 5.88
Sensitive capacity kW 6.01 5.75 5.54 5.23 5.02 4.86 4.70
24ºC D
17ºC W
Input kW. 2.06 2.36 2.65 2.95 3.24 3.53 3.83
Total capacity kW 8.17 7.81 7.53
7.10
6.82 6.60 6.39
Sensitive capacity kW 6.53 6.25 6.02 5.68 5.45 5.28 5.11
27ºC D
19ºC W
Input kW. 2.17 2.48 2.79
3.10
3.41 3.72 4.03
Total capacity kW 9.39 8.98 8.65 8.17 7.84 7.59 7.35
Sensitive capacity kW 7.51 7.19 6.92 6.53 6.27 6.07 5.88
32ºC D
23ºC W
Input kW. 2.50 2.85 3.21 3.57 3.92 4.28 4.63
Model: FSK-244HF
HEATING OUTDOOR TEMPERATURE
Indoor
Conditions
24ºC D
18ºC W
12ºC D
11ºC W
7ºC D
6ºC W
4ºC D
3ºC W
0ºC D
-1ºC W
-5ºC D
-6ºC W
-7ºC D
-8ºC W
-15ºC D
-16ºC W
Capacity kW 9.84 7.87 6.56 5.90 5.58 1.94 4.59 4.26
15ºC
Input kW. 3.54 2.83 2.36 2.24 2.12 2.01 1.89 1.65
Capacity kW 11.07 8.86 7.38 6.64 6.27 2.16 5.17 4.80
18ºC
Input kW. 3.98 3.19 2.66 2.52 2.39 2.26 2.12 1.86
Capacity kW 12.30 9.84
8.20
7.38 6.97 6.15 5.74 5.33
20ºC
Input kW. 4.43 3.54
2.95
2.80 2.66 2.51 2.36 2.07
Capacity kW 13.53 10.82 9.02 8.12 7.67 6.77 6.31 5.86
22ºC
Input kW. 4.87 3.89 3.25 3.08 2.92 2.76 2.60 2.27
Capacity kW 15.99 12.79 10.66 9.59 9.06 8.00 7.46 6.93
27ºC
Input kW. 5.75 4.60 3.84 3.64 3.45 3.26 3.07 2.68
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Model: FSK-364HF
COOLING OUTDOOR TEMPERA TURE DR Y
Indoor
Conditions
21ºC 25ºC 30ºC 35ºC 40ºC 45ºC 50ºC
Total capacity kW 10.34 9.89 9.53 8.99 8.63 8.36 8.09
Sensitive capacity kW 8.27 7.91 7.62 7.19 6.90 6.69 6.47
21ºC D
15ºC W
Input kW. 2.90 3.31 3.73 4.14 4.55 4.97 5.38
Total capacity kW 11.32 10.83 10.43 9.84 9.45 9.15 8.86
Sensitive capacity kW 9.06 8.66 8.35 7.88 7.56 7.32 7.09
24ºC D
17ºC W
Input kW. 3.06 3.50 3.93 4.37 4.81 5.24 5.68
Total capacity kW 12.31 11.77 11.34
10.70
10.27 9.95 9.63
Sensitive capacity kW 9.84 9.42 9.07 8.56 8.22 7.96 7.70
27ºC D
19ºC W
Input kW. 3.22 3.68 4.14
4.60
5.06 5.52 5.98
Total capacity kW 14.15 13.54 13.04 12.31 11.81 11.44 11.07
Sensitive capacity kW 11.32 10.83 10.43 9.84 9.45 9.15 8.86
32ºC D
23ºC W
Input kW. 3.70 4.23 4.76 5.29 5.82 6.35 6.88
Model: FSK-364HF
HEATING OUTDOOR TEMPERATURE
Indoor
Conditions
24ºC D
18ºC W
12ºC D
11ºC W
7ºC D
6ºC W
4ºC D
3ºC W
0ºC D
-1ºC W
-5ºC D
-6ºC W
-7ºC D
-8ºC W
-15ºC D
-16ºC W
Capacity kW 14.04 11.23 9.36 8.42 7.96 7.11 6.55 6.08
15ºC
Input kW. 5.76 4.61 3.84 3.65 3.46 3.26 3.07 2.69
Capacity kW 15.80 12.64 10.53 9.48 8.95 7.90 7.37 6.84
18ºC
Input kW. 6.48 5.18 4.32 4.10 3.89 3.67 3.46 3.02
Capacity kW 17.55 14.04
11.70
10.53 9.95 8.78 8.19 7.61
20ºC
Input kW. 7.20 5.76
4.80
4.56 4.32 4.08 3.84 3.36
Capacity kW 19.31 15.44 12.87 11.58 10.94 9.65 9.01 8.37
22ºC
Input kW. 7.92 6.34 5.28 5.02 4.75 4.49 4.22 3.70
Capacity kW 22.82 18.25 15.21 13.69 12.93 11.41 10.65 9.89
27ºC
Input kW. 9.36 7.49 6.24 5.93 5.62 5.30 4.99 4.37
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Model: FSK-484HF
COOLING OUTDOOR TEMPERA TURE DR Y
Indoor
Conditions
21ºC 25ºC 30ºC 35ºC 40ºC 45ºC 50ºC
Total capacity kW 13.62 13.03 12.55 11.84 11.37 11.01 10.66
Sensitive capacity kW 10.90 10.42 10.04 9.48 9.10 8.81 8.53
21ºC D
15ºC W
Input kW. 3.59 4.10 4.62 5.13 5.64 6.16 6.67
Total capacity kW 14.92 14.27 13.75 12.97 12.45 12.06 11.67
Sensitive capacity kW 11.93 11.42 11.00 10.38 9.96 9.65 9.34
24ºC D
17ºC W
Input kW. 3.79 4.33 4.87 5.42 5.96 6.50 7.04
Total capacity kW 16.22 15.51 14.95
14.10
13.54 13.11 12.69
Sensitive capacity kW 12.97 12.41 11.96 11.28 10.83 10.49 10.15
27ºC D
19ºC W
Input kW. 3.99 4.56 5.13
5.70
6.27 6.84 7.41
Total capacity kW 18.65 17.84 17.19 16.22 15.57 15.08 14.59
Sensitive capacity kW 14.92 14.27 13.75 12.97 12.45 12.06 11.67
32ºC D
23ºC W
Input kW. 4.59 5.24 5.90 6.56 7.21 7.87 8.52
Model: FSK-484HF
HEATING OUTDOOR TEMPERATURE
Indoor
Conditions
24ºC D
18ºC W
12ºC D
11ºC W
7ºC D
6ºC W
4ºC D
3ºC W
0ºC D
-1ºC W
-5ºC D
-6ºC W
-7ºC D
-8ºC W
-15ºC D
-16ºC W
Capacity kW 18.72 14.98 12.48 11.23 10.61 9.48 8.74 8.11
15ºC
Input kW. 7.20 5.76 4.80 4.56 4.32 4.08 3.84 3.36
Capacity kW 21.06 16.85 14.04 12.64 11.93 10.53 9.83 9.13
18ºC
Input kW. 8.10 6.48 5.40 5.13 4.86 4.59 4.32 3.78
Capacity kW 23.40 18.72
15.60
14.04 13.26 11.70 10.92 10.14
20ºC
Input kW. 9.00 7.20
6.00
5.70 5.40 5.10 4.80 4.20
Capacity kW 25.74 20.59 17.16 15.44 14.59 12.87 12.01 11.15
22ºC
Input kW. 9.90 7.92 6.60 6.27 5.94 5.61 5.28 4.62
Capacity kW 30.42 24.34 20.28 18.25 17.24 15.21 14.20 13.18
27ºC
Input kW. 11.70 9.36 7.80 7.41 7.02 6.63 6.24 5.46
Page 16
Part 7 Outlines and Dimension
1 Indoor unit FSK-124HF FSK-184HF
580(Body)
67
600(Ceiling hole)
650(Panel)
401(Hook-location)
611(Hook-location)
580(Body)
422 28.5
600(Ceiling hole)
650(Panel)
Drain side and
Tubing side
A
600
Hook
265
Panel
Chart 4
Body
Nut
Ceiling
2 Outdoor unit FSO-124HF
- 15 -
Page 17
3 Outdoor unit FSO-184HF
12. 5
4 Indoor unit FSK-244HF
- 16 -
Gas side
Liquid side
Pump inspect
hole
4-install hanger
Drain hole
E-parts box
Page 18
5 Indoor unit FSK-364HF FSK-484HF
Gas side
liquid side
Pump inspect
hole
4-install
hanger
Drain hole
E-parts box
310
6 Outdoor unit FSO-244HF
COMP
A
(BODY
DIMENSION)
B
(BODY
DIMENSION)
C
(INSTALL
BOLTS)
D
(INSTALL
BOLTS)
E
(INSTALL
BOLTS)
F
(INSTALL
BOLTS)
G
(BASE
FOOT)
H
(WATER
RECEIVER)
895 300 330 590 163 141 355 1013
- 17 -
Page 19
7 Outdoor unit FSO-364HF
COMP
A B
(BODY (BODY
DIMENSION) DIMENSION)
C
(INSTALL
BOLTS)
D
(INSTALL
BOLTS)
E
(INSTALL
BOLTS)
F
(INSTALL
BOLTS)
G
(BASE
FOOT)
H
(WATER
RECEIVER)
990 340 360 625 182,5 182,5 396 1070
8 Outdoor unit FSO-484HF
A
(BODY
DIMENSION)
B
(BODY
DIMENSION)
C
(INSTALL
BOLTS)
D
(INSTALL
BOLTS)
E
(INSTALL
BOLTS)
F
(INSTALL
BOLTS)
G
(BASE
FOOT)
940.0 340 378 600 170 170 400
- 18 -
Page 20
Part 8. Electric Control Functions
1. Performance Index
No. Item Index
1 Applicable Voltage Range 165-253V~, 343-418V~
2 A/C Frequency 50Hz
3 Working environment temperature -7°C- +45°C
2. Main Parts Introduction
2.1 Indoor Fan
High speed and low speed.
Breeze speed for anti-cold air.
2.2 Outdoor Fan
High speed and low speed.
Remark : some model just have one speed.
2.3 Buzzer
2.3.1 It will buzz when its driving port in the main chip outputs high level.
2.3.2 It will buzz once when the main frame receives remote start-up signal.
2.3.3 It will buzz once for 1 second when receiving turn-off signal.
2.3.4 It will buzz for 0.5 second once receiving other signal.
2.4 Indicator
2.4.1 There are 4 indicators: operating indicator, timer indicator, water level warning indicator, defrosting
indicator and pre-heating indicator (wind-delivery indicator for cooling-only A/C).
2.4.2 LED indicates errors when protection is in effective.
2.5 Four-way Valve
It is controlled by relays.
2.6 Condensate Pump
It is controlled by relays.
3. Operation Modes and Functions
3.1 Manual Operation
3.1.1 The manual operation mode is controlled through “manual” pad in the wind in-take grid, including such two
modes as manual action and manual cooling. Push the manual pad for each switchover, the order for which
is shown below:
- 19 -
REMOTE CONTROL MANUAL ACTION MANUAL COOLING
3.1.2 Manual Cooling
3.1.2.1 Under this mode, no remote control signal will be received.
3.1.2.2 The compressor is started up unconditionally and the rotating speed of indoor and outdoor fans is set to be
in high and forced cooling operation.
3.1.2.3 Under this mode, the buzzer will buzz twice with each lasting 0.5 second at 0.5 interval. During the first
Page 21
- 20 -
30 minutes of unconditional forced cooling operation, the operation indicator will blink at 0.5Hz. In the
process of switchover to manual action mode, the buzzer buzzes for 0.5 second and the indicator is
illuminated.
3.1.2.4 Under this mode, the corresponding protections are in effective (3- minute delayed start-up, over current,
outdoor protection and evaporator low temperature protection.). Corresponding protection will act once any
protection is in active.
Push “manual” pad once to end this mode and enter the remote control pending status. The buzzer will buzz
for 1 second and the indicator turn off.
3.1.3 Manual Action
3.1.3.1 Under this mode, the remote signal will be received and corresponding actions will be taken accordingly
upon the receipt of the remote signal.
3.1.3.2 On entering this mode, the buzzer will buzz for 0.5 second and the indicator on.
3.1.3.3 The system will operate under the auto mode whose temperature is set to be 24°C and at the same time,
the wind grille will swing automatically.
3.1.3.4 Under this mode, corresponding protections are in effective.
3.1.3.5 Push “ manual” pad to end this mode and switch over to manual cooling mode.
3.2 Heating Mode
3.2.1 Four-way valve opens at once, while defrosting process closes.
3.2.2 Condition for the compressor action: (Ts = set temperature, Ta = room temperature)
Condition Compressor Outdoor fan
Ta> Ts+4 Off Off Room temp. up
Ta<Ts+4 On On
Ta< Ts+3 On On Room temp. down
Ta>Ts+3 Off Off
3.2.3 Indoor Fan Action
3.2.3.1 Anytime remote switchover for fan speed among high/low/auto, (anti-cold air function takes priority).
3.2.3.2 Anti-cold air:
Switchover between fan speed and fine tune can be set according to temperature of evaporator pipe .
Condition
T= Indoor exchanger temp.
Indoor fan speed
T<25°C Off
25°C <T<32°C Breeze
Indoor exchanger temp. up
T>32°C Setting fan speed
T> 30°C Setting fan speed
15°C <T<30°C Breeze
Indoor exchanger temp. down
T<15°C Off
During anti-cold air period, if indoor fan is shut down, then pre-heating/defrosting lamp is on. Once indoor
fan starts, pre-heating/defrosting lamp will be off.
3.2.3.3 Auto fan of indoor fan under heating mode.
Condition (T =Indoor Temp.-Setting Temp.) Indoor fan speed
T<3°C High Room temp. up
T>3°C Low
T> 1°C Low Room temp. down
T<1°C High
Page 22
- 21 -
3.3 Defrost
3.3.1 The defrosting of FSK-124-184-244HF is processed by indoor control board.
3.3.1.1 Defrosting Conditions
3.3.1.1.1 Low temperature defrosting condition:
Accumulated operating time when temperature of outdoor heat exchanger coil T3 is below -2°C reaches
up to over 40 minutes.
3.3.1.1.2 High temperature defrosting condition:
Under high temperature protection of evaporator, the time when outdoor fan is shut down but compressor
is not has been accumulated for up to 90 minutes. It is considered that defrosting is performed when
either 3.3.1.1 or 3.3.1.2 is met.
3.3.1.2 Defrosting Action
Four-way valve and outdoor fan are shut down. Indoor fan operates according to anti-cold air function.
Compressor keeps on continuously.
3.3.1.3 Ending Of Defrosting Condition
It is considered that defrosting condition is ended when any of the conditions is met:
3.3.1.3.1 Operating current of compressor reaches 1.5Ie.
3.3.1.3.2 Time of defrosting reaches 10 minutes.
3.3.1.3.3 Temperature of outdoor coil T3 is up to 20°C.
3.3.1.4 Ending Action of Defrost
3.3.1.4.1 Outdoor fan and four-way valve are open.
3.3.1.4.2 Compressor keeps on continuously.
3.3.1.4.3 Indoor fan acts according to anti-cold air function.
3.3.1.4.4 Defrosting/pre-heating lamp continues to be on until indoor fan starts up.
3.3.2 The defrosting of FSK-364-484HF is processed by outdoor control board.
3.3.2.1 Defrosting Conditions(any of the following conditions is meet)
3.3.2.1.1 Under indoor pipe high temperature protection in heating mode, accumulated operating time is up to 90
minutes.(if outdoor fan is off and compressor are cut down, time again.)
3.3.2.1.2 When T4≥－8℃,1min, process the normal defrost mode: compressor operates continue 40 minute, the
accumulated time up to 40 minutes when pipe temperature sensor T3≤-2℃(if compressor is off, time again);
when defrosting ends, check T4 again.
3.3.2.2 Defrosting Action
When defrosting, the outdoor four-way valve is power off, defrosting valve is power on, outdoor fan is off,
compressor operate continue, indoor fan operates according to anti-cold air condition in heating mode. If indoor
fan is to be off, cut down the electric auxiliary heater and after 15 seconds cut down indoor fan.
3.3.2.3 Ending Action of Defrost(any of the following conditions is met)
3.3.2.3.1 Time of defrosting reaches 10 minutes.
3.3.2.3.2 Temperature of outdoor coil T3 is up to 20°C
3.3.2.4 Ending Action of Defrost
Operate in normal heating mode. After defrost stops, indoor fan starts to operate according to anti-cold air
condition.
.
Page 23
- 22 -
3.4 Cooling Mode
3.4.1 Four-way valve is closed. If four-way valve is open before the machine enters cooling mode, then four-way
valve will be closed at the first time the compressor starts under the cooling mode.
3.4.2 Conditions for the compressor and outdoor fan action (Ts = set temperature,
Ta=room temperature)
Condition Compressor Outdoor fan
Ta > Ts+ 1 O n O n Room temp. up
Ta <Ts+1 Off Off
Ta > Ts On On Room temp. down
Ta <Ts Off Off
3.4.3 Action of Indoor Fan
3.4.3.1 HIGH/LOW/AUTO fan can be switched over for your comfort.
3.4.3.2 Auto fan under cooling mode.
Condition (T=Indoor Temp.-Setting Temp.) Indoor fan speed
T<4°C Low Temp. up
T>4°C High
T> 1°C High Temp. down
T<1°C Low
3.5 Dehumidifying Mode
3.5.1 Dehumidifying mode is the cooling operation, under which the indoor fan is high and outdoor fan is low.
3.5.2 Protective condition is actived.
3.6 Auto Mode
3.6.1 Under auto mode, the indoor fan is set to be auto (refer to auto fan under cooling, heating).
3.6.2 When entering auto mode, the heating, fan only or cooling operation will be automatically chosen according
to the room temperature Ta and the set temperature Ts.
3.6.2.1 When Ta < Ts - 1°c, it performs the heating operation with a set temperature of Ts - 1°c (refer to the
heating mode). However the cool only model will be in low fan.
3.6.2.2 When Ts + 2°c ≥ Ta ≥ Ts - 1°c, control according to cooling auto fan with a set temperature of 23°c.
3.6.2.3 When Ta > Ts +2°c, it performs the cooling operation with a set temperature of Ts (refer to the cooling
mode).
3.6.3 After one mode is chosen, if the condition Ta > Ts+1°c or Ta < Ts - 1°c lasts for 15 minutes, meanwhile the
compressor doesn't start up within consecutive 15 minutes, the operation mode will be re-chosen according
to the Ta and Ts.
3.6.4 Protective condition is actived.
3.7. Fan Only Mode
3.7.1 Under this mode, four-way valve, compressor and outdoor fan are shut down.
3.7.2 High/Low/Auto fan can be switched over through manual control. Auto fan will be controlled in line with
cooling auto fan with temperature set to be 23°C.
3.7.3 After entering fan mode, the operating indicator is on. If the model is cooling only mode, fan indicator is on
at the same time.
Page 24
- 23 -
4. Other Functions
4.1 LED Display
Operation lamp, timer lamp, defrosting/pre-heating lamp, and water level alarm lamp.
4.1.1 Operation Lamp
When the operation is recovering, it will blink at 1 Hz.
After the unit is on, the lamp will keep on.
After the unit is off, the lamp will be off.
When the unit is switched over from manual cooling to remote control, the lamp will be off.
4.1.2 Timer Lamp
During timer operation, it will be on.
4.1.3 Defrosting/Pre-Heating Lamp
When heat pump model performs defrosting or anti-cold air, it will be on.
4.1.4 W ater Level Alarm Lamp
When water level is above the alarm level, it will blink at 5Hz.
4.2 Timer
Refer to remote controller manual for detail operation.
Note: The timer is valid for one operation of the A/C.
4.3 Louver Action
Closed angle at energized Heating Cooling or dehumidifying Swing range
55° 30° 30° 0-30°
The swing angle is between 15° and-15° with 15°being its center .
4.4 Condensate Pump
4.4.1 The action of the water pump is controlled by water level switch.
4.4.2 Control procedures (check water level every 5 seconds )
4.4.2.1 When entering cooling mode, dehumidifying mode or forced cooling mode, condenser starts at once and
operates continue until the above modes stop.
4.4.2.2 Under stand-by, heating or fan mode, if the water level in water receiver rises to the position of the water
switch, the controller will make LED flashing to give warning signal, and at the same time forces compressor to
stop and the drain pump start. The water level will be checked continuously. If the water level falls to warning
water level, the warning signal will disappear( the drain pump delay 1 minute to be off), compressor starts again(3
minutes protection takes priority), and operation recovers according to former setting mode. On the other wise,
after 3 minutes, the whole unit stops(including drain pump) and warning signal can”t disappear. It can”t recover
unless out of power.
Page 25
5. Trouble Shooting
5.1 Protective Function
5.1.1 3-minute delay for the compressor start-up.
At the beginning of energizing or after the stop of the compressor, 3-minute delay will be needed to start the
compressor.
When switchover between cooling/heating mode, the compressor stops automatically.
5.1.2 Compressor current overload protection
5.1.2.1 <24000BTU compressor current examination and action
current
3 seconds later, the compressor / outdoor fan close down
I3 5 minutes later, the compressor / outdoor fan close down
- 24 -
I2
I1
Recover restart the outdoor fan
(works only when heating)
Remark :Ie: rating current; I
1
:1.3 time Ie; I2:1.5 time Ie; I3:2.0 time Ie.
a. The compressor and outdoor fan closed for protection purpose will restart after 3 minutes.
b. During the protection, the indoor fan continues working in a set speed, while the anti-cold air function
when heating and the compressor will be 3 minutes delayed to shut down for protection.
c. When there are 4 times compressor protection within one hour, the A/C will be shut down, meanwhile
the operation light and timer light will be turned on, the defrosting light flashes in a frequency of 0.5Hz.
This situation will be recovered only when power is switched off.
5.1.2.2 If the AC don”t check the compressor current through electric control system, then use compressor self
current protection.
5.1.2.2 36000BTU-600000BTU compressor current is checked by outdoor main board. The protection
principle is as following:
In any case, after the compressor starts, if
a. Only in heating mode, when current is higher than 1.5Ie, then outdoor fan will shut off. When compressor
current is less than 1.3Ie, then restart outdoor fan and recover operation.
b. when current is higher than 1.5Ie and time is up to 20seconds, compressor and outdoor fan will shut down. At
the same time, cut down outdoor protection communication wiring, protection malfunction will be indicated by
indoor unit and 3minutes later restart compressor.
5.1.3 Evaporator protection against high temperature(heating mode)
Only available to heating mode, including heating mode, heating operation under auto mode.
※ Note: During protection, the indoor fan continues operating at a setting speed, while the anti-cold air function
of heating and the compressor will be 3 minute delayed to shut down for protection.
5.1.4 Evaporator Protection against low temperature(cooling mode)
Page 26
- 25 -
5.1.4.1 When the evaporator pipe temperature ≤ 3°c and this lasts for 3 minutes, the compressor and outdoor fan
will be shut off.
5.1.4.2 When the evaporator pipe temperature ≥ 7°c, it recovers.
5.1.4.3 The restart of the compressor shall execute the delay protection.
5.1.5 Anti-cold air protection
Only available to heating mode, including heating mode, heating operation under auto mode.
5.1.6 Condenser high temperature protection
5.1.6.1Only available to cooling (incl. cooling mode, cooling operation under auto mode) and dehumidifying
mode.
5.1.6.2Delay protection should be performed when the compressor restarts.
5.1.7 Water level protection
5.1.8 Outdoor protection
When outdoor protection signal is high level, outdoor unit will perform protection: the whole machine will
be shut down while the LED will indicate the corresponding protection signal.
The A/C will recover if outdoor errors are eliminated after the outdoor protection occurs.
Only FSK-244HF has outdoor protection function.
5.2 Self-diagnosis
5.2.1 Indoor unit
No. Type Contents LED Flashing Remark
1 protection Over current protection of the compressor
occurs 4 times in 1h
Lamps of operation, timer,
defrosting (only fan )
flashing simultaneously at
5Hz.
Whole unit is shut down.
It cannot recover unless
power is cut off
2 protection Outdoor protection (absent phrase, phrase
sequence and temperature protection)
All lamps flashing at 5Hz
3 error Room temperature sensor checking channel
is abnormal
Timer lamp flashing at 5Hz
4 error Evaporator sensor checking channel is
abnormal
Operation lamp flashing at
5Hz
5 error Condenser sensor checking channel is
abnormal
Defrosting lamp flashing at
5Hz
6 error Temperature fuse is melt(reserved) Operation lamp and timer
lamp flashing at 5Hz
Recover automatically
after errors are
eliminated(For T3
malfunction can”t recover
automatically)
5.2.2 LEDs for the indication of outdoor trouble(3 phase type FSK-364HF FSK-484HF)
Type Contents LED1 LED2 LED3
Trouble Phase sequence Flash Off Off
Trouble Lack of phase Flash Off Off
Trouble Protection of pressure Flash Flash Off
Trouble Overload of current Off Off Flash
Trouble Open-circuit and short-circuit trouble of T3 Off Flash Flash
Trouble Open-circuit and short-circuit trouble of T4 Off Flash Off
Trouble High temperature protection of condenser Flash Flash Flash
Page 27
Part 9. Wiring Diagram
FSK-124HF FSK-184HF
Indoor Unit:
CN5
10
XS6
XP6
MAI N BOARD
CN7
XP3
XS3
KM1
3
CN1 9
RT 2
RED
RT 1
XS1
XP1
CN2 CN3
XT1
L
CN1
XS2
XP2
T4
CN1 1
CN1 0
K3
CN1 - CN1 2 、 CN 1 7 、
CN19、2CON1 0
CN9
FAN1
GREEN
SWING
N
1
3
BLACK
CN1 2
5
5
XP7
XS7
CN4
XS8
BROWN
4
PUMP
Y&G
XS4
2
2
XP8
CN8
XP4
CAP1
6
WHI T E
3
XS1 - XS8
XP1 - XP8
XT1
RL 6
T4
K3
KM1
SWING
RT 2
RT 1
FAN1
CN1 7
2
10
RL 6
2
CODE
CAP1
P. C BOARD S OCKETS
COMPRESSOR CONTROL WIRE
CONNECT ORS
7- WAY TERMINAL
COMPRESSOR RE L AY
WATER L EVEL SENSOR
PI PE T EMPERAT URE SENSOR
ROOM TEMPERATURE SENSOR
I NDOOR F A N
SWING MOTOR
TRANSFORMER
CONNECT ORS
INDOOR FA N CA P A CI T OR
NAME
PUMP
PUMP
2
(N)
RED
RED BL UE
Y&G
WHI T E
CN2
Re d
Whi t e
Bl a c k
+5V
Out door t emp. s ensorOut door t emp. sensor
Outdoor Unit:
- 26 -
Page 28
FSK-244HF
Indoor Unit:
Outdoor Unit:
XT3
VALVE
RT3
XT1
XT2
XS1, XP1
KM1
FAN
CAP2
COMP
CAP1
- 27 -
Page 29
FSK-364HF
Indoor Unit:
Outdoor Unit:
S. V.
XT3
XT4
213
S. V.
XT7
XT6
N
HEAT ER
COMP
CN100- 208
XT3
T5
RT4
K1
RT3
XP8- 9
H- P RO
T201
XT5 - 7
XT4
KM1
HEAT
RT3
CN206
CN201
XT5
XP8
XS8
CN100
CN208
CN2 0 0
KM1
CN2 0 3
T201
COMP
XS8- 9
FAN3
CAP3
FAN3
CAP3
4
H- PRO
K1
RT4
XP9
XS9
- 28 -
Page 30
FSK-484HF
Indoor Unit:
Outdoor Unit:
S. V.
XT1
XT2
213
S. V.
XT7
XT6
N
HEATER
COMP
CN100- 208
XT1
T5
RT4
K1
RT3
XP8- 9
H- PRO
T201
XT5 - 7
XT2
KM1
HEAT
RT3
CN2 0 6
CN2 0 1
XT5
XP8
XS8
CN100
CN2 0 8
CN200
KM1
CN2 0 3
COMP
XS8- 9
FAN3
CAP3
FAN3 FAN4
CAP3 CAP4
4
H- PRO
K1
RT4
XP9
XS9
FAN4
CAP4
- 29 -
Page 31
Part 10 Installation
1. Installation place
● A place where there is enough room for installation and maintenance.(Refer to Chart 1)
● The ceiling is structurally sound to hold the Indoor Unit.
● A place that is well ventilated and the influence of weather is the least.
● A place that the airflow can reach every corners of the room.
● A place where the drain pipe can reach out easily.
FSK-124-184HF A > 280
FSK-244HF A > 260
FSK-364-484HF A > 330
>1000mm
>1000mm
>1000mm
>1000mm
Chart 2
outdoor
● Install the outdoor unit on a rigid base to prevent increasing noise level and vibration.
● Determine the air outlet direction where the discharged air is not blocked.
● In the case that the installation place is exposed to strong wind such as a seaside or high position, secure the
normal fan operation by putting the unit length wise along the wall or using a duct or shield plates.
● Specially in windy area, install the unit to prevent the admission of wind.
- 30 -
Page 32
2. Indoor unit installation
FSK-124-184HF
Install the main body
A. The existing ceiling (to be horizontal)
a. Please cut a quadrangular hole of 600X600mm in the ceiling according to the shape of the installation paper
board.
The center of the hole should be at the same position of that of the air conditioner body.
Determine the lengths and outlets of the connecting pipe, drain pipe and cables.
To balance the ceiling and to avoid vibration, please enforce the ceiling when necessary.
b. Please select the position of installation hooks according to the hook holes on the installation board.
Drill four holes of 12mm, 50~55mm deep at the selected positions on the ceiling. Then embed the
expansible hooks(fittings).
Face the concave side of the installation hooks toward the expansible hooks. Determine the length of the
installation hooks from the height of ceiling, then cut off the unnecessary part.
If the ceiling is extremely high, please determine the length of the installation hook according to facts.
Cut the installation hook open in the middle position, then use appropriate length of reinforcing rod (φ12)
to weld together.
The length could be calculated from Chart5:
Length=210+L(in general, L is half of the whole length of the installation hook)
c. Please adjust the hexangular nuts on the four installation hooks evenly, to ensure the balance of the body.
Use the transparent hose filled with water to check the lever of the main body from the four sides or
diagonal line direction, the lever indicator also can check the lever from four sides of the main body .(Refer to
chart 6)
If the drainpipe is awry, leakage will be caused by the malfunction of the water-level switch.
Adjust the position to ensure the gaps between the body and the four sides of ceiling are even.
The body's lower part should sink into the ceiling for 10~12mm (Refer to chart5).
Locate the air conditioner firmly by wrenching the nuts after having adjusted the body's position well.
- 31 -
Page 33
L
10-12
176
34
B. New built houses and ceilings
a. In the case of new built house, the hook can be embedded in advance (refer to the A.b mentioned above).
But it should be strong enough to bear the indoor unit and will not become loose because of concrete shrinking.
b. After installing the body, please fasten the installation paper board onto the air conditioner with bolts
(M5X16) to determine in advance the sizes and positions of the hole opening on ceiling. Please first guarantee the
flatness and horizontal of ceiling when installing it.Refer to the A.a mentioned above for others.
c. Refer to the A.c mentioned above for installation.
d. Remove the installation paper board.
(1) Install The Panel
Cautions: Never put the panel face down on floor or against the wall, or on bulgy objects.
Never crash or strike it.
1) Remove the inlet grid.
a. Slide two grid switches toward the middle at the same time, and then pull them up. (Refer to chart 9)
b. Draw the grid up to an angle of about 30, and remove it. (Refer to chart 10)
Chart9 Chart10
- 32 -
Page 34
2) Install the panel
a. Align the swing motor on the panel to the water receiver of the body properly. (Refer to chart 11)
b. Hang the four fixed rope of the main body to the installation cover and the other three covers of the swing
motor: (Refer to chart 11)
CAUTIONS:
The installation cover of the swing motor must sink into the corresponding water receiver.
c. Install the panel on the main body with bolt (M5X16) and washer. (Refer to chart 11)
d. Adjust the four panel hook screws to keep the panel horizontal, and screw them up to the ceiling evenly.
e. Regulate the panel in the direction of the arrow in Chart 11 (3) slightly to fit the panel's center to the center
of the ceiling's opening. Guarantee that hooks of four corners are fixed well.
f. Keep fastening the screws under the panel hooks, until the thickness of the sponge between the body and
the panel's outlet has been reduced to about 4~6mm. The edge of the panel should contact with the ceiling well.
(Refer to chart 12)
Malfunction described in Chart 13 can be caused by inappropriate tightness the screw.
If the gap between the panel and ceiling still exists after fastening the screws, the height of the indoor unit
should be modified again. You can modify the height of the indoor unit through the openings on the panel's four
corners, if the lift of the indoor unit and the drainpipe is not influenced (refer to chart 14-right).
3) Hang the air-in grid to the panel, then connect the lead terminator of the swing motor and that of the
control box with corresponding terminators on the body respectively.
4) Relocate the air-in grid in the procedure of reversed order, install the air-in grid.
- 33 -
Page 35
- 34 -
3. Indoor unit installation
FSK-244-364-484HF
(1) Install the main body
A. The existing ceiling (to be horizontal)
a. Please cut a quadrangular hole of 880X880mm in the ceiling according to the shape of the installation paper
board. (Refer to Chart3,4)
The center of the hole should be at the same position of that of the air conditioner body.
Determine the lengths and outlets of the connecting pipe, drain pipe and cables.
To balance the ceiling and to avoid vibration, please enforce the ceiling when necessary.
b. Please select the position of installation hooks according to the hook holes on the installation board.
Drill four holes of 12mm, 45~50mm deep at the selected positions on the ceiling. Then embed the
expansible hooks(fittings).
Face the concave side of the installation hooks toward the expansible hooks. Determine the length of the
installation hooks from the height of ceiling, then cut off the unnecessary part.
If the ceiling is extremely high, please determine the length of the installation hook according to facts.
The length could be calculated from Chart5:
Length=H-181+L(in general, L is half of the whole length of the installation hook)
c. Please adjust the hexangular nuts on the four installation hooks evenly, to ensure the balance of the body.
If the drainpipe is awry, leakage will be caused by the malfunction of the water-level switch.
Adjust the position to ensure the gaps between the body and the four sides of ceiling are even.The body's
lower part should sink into the ceiling for 10~12mm (Refer to chart5).
Locate the air conditioner firmly by wrenching the nuts after having adjusted the body's position well.
A
Drain side
Tubing side
680(Hook-location)
780(Hook-location)
840(Body)
840(Body)
880(Ceiling hole)
880(Ceiling hole)
950(Panel)
950(Panel)
Chart
3
Page 36
Body
- 35 -
L
Chart
5
H (Ceiling height)
Ceiling
2mm
m
34mm
10-1
136m
Chart 6
Bolt
Chart 7
Central hole
Bolt M6X12
Installation paper board
B. New built houses and ceilings
a. In the case of new built house, the hook can be embedded in advance (refer to the A.b mentioned above).
But it should be strong enough to bear the indoor unit and will not become loose because of concrete shrinking.
b. After installing the body, please fasten the installation paper board onto the air conditioner with bolts
(M6X12) to determine in advance the sizes and positions of the hole opening on ceiling. Please first guarantee the
flatness and horizontal of ceiling when installing it.Refer to the A.a mentioned above for others.
c. Refer to the A.c mentioned above for installation.
d. Remove the installation paper board.
(2) Install The Panel
1) Remove the inlet grid.
a. Slide two grid switches toward the middle at the same time, and then pull them up. (Refer to chart 8)
b. Draw the grid up to an angle of about 45, and remove it. (Refer to chart 9)
Grid switch
Chart 8
4
5
Chart 9 Chart 10
Page 37
2) Remove the installation covers at the four corners.
Wrench off the bolts, loose the rope of the installation covers, and remove them. (Refer to chart 10)
3) Install the panel
a. Align the swing motor on the panel to the tubing joints of the body properly. ( Refer to chart 11)
b. Fix hooks of the panel at swing motor and its opposite sides to the hooks of corresponding water receiver. Then
hang the other two panel hooks onto corresponding hangers of the body.
c. Adjust the four panel hook screws to keep the panel horizontal, and screw them up to the ceiling evenly.
d. Regulate the panel in the direction of the arrow in Chart11(4) slightly to fit the panel's center to the center of
the ceiling's opening. Guarantee that hooks of four corners are fixed well.
e. Keep fastening the screws under the panel hooks, until the thickness of the sponge between the body and the
panel's outlet has been reduced to about 4~6mm. The edge of the panel should contact with the ceiling well.
(Refer to chart 12)
Malfunction described in Chart13 can be caused by inappropriate tightness the screw.
If the gap between the panel and ceiling still exists after fastening the screws, the height of the indoor unit
should be modified again. ( Refer to chart 14-left)
You can modify the height of the indoor unit through the openings on the panel's four corners, if the lift of
the indoor unit and the drainpipe is not influenced (refer to chart 14-right).
4) Hang the air-in grid to the panel, then connect the lead terminator of the swing motor and that of the control
box with corresponding terminators on the body respectively.
5) Relocate the air-in grid in the procedure of reversed order.
6) Relocate the installation cover.
a. Fasten the rope of installation cover on the bolt of the installation cover. (Refer to chart 15-left)
b. Press the installation cover into the panel slightly. (Refer to chart 15-right)
Chart 14
Loosen upper nut
A
djust lower nut
Gap not allowed
Chart 13
Leakage
Ceiling
Pollution
Water condensation
Cross-screwdriver
Outlet joint
Tubing joi n t
Hook panel
Swing Motor
Hook-boit
Wate r - receiv er
Chart 11
panel sponge
Chart 1
2
body
Ceiling
panel
panel foam1
air out
tan
panel foam 2
4-6mm
outlet foam
Chart 15
Instal lat i on co ver,s rope
Tap Screw
Slide the four sliders
in the corresponding
channel when installing
the cover
- 36 -
Page 38
- 37 -
2. Install outdoor unit
3. Refrigerant pipe connecting
(1) Maximum pipe length
Model Max. Length Max. Elevation
FSK-124-244-364-484HF 15m 5m
(2) Piping sizes
Model Liquid(mm/inch) Gas(mm/inch)
FSK-124-184HF 6.35(1/4) 12.7(1/2)
FSK-244HF 9.52(3/8) 16.0(5/8)
FSK-364-484HF 12.7(1/2) 19.0(3/4)
(3) Piping connection
1). Measure the necessary length of the connecting pipe, and make it by the following way.
a. Connect the indoor unit at first, then the outdoor unit.
Bend the tubing in proper way. Do not harm them.
CAUTIONS
& Daub the surfaces of the flare pipe and the joint nuts with frozen oil, and wrench it for 3~4 rounds
&With hands before fasten the flare nuts.
& Be sure to use two wrenches simultaneously when you connect or disconnect the pipes.
Tubing size Torque
6.35 1420~1720N.cm(144~176kgf.cm)
9.52 3270~3990N.cm(333~407kgf.cm)
12.7 4950~6030N.cm(504~616kgf.cm)
16 6180~7540N.cm(630~770kgf.cm)
19 9720~11860N.cm(990~12106kgf.cm)
b. The stop value of the outdoor unit should be closed absolutely (as original state). Every time you connect it,
first loosen the nuts at the part of stop value, then connect the flare pipe immediately (in 5 minutes). If the
nuts have been loosened for a long time, dusts and other impurities may enter the pipe system and may cause
malfunction later. So please expel the air out of the pipe with refrigerant before connection.
c. Expel the air after connecting the refrigerant pipe with the indoor unit and the outdoor unit. Then fasten the
nuts at the repair-points.
2) Locate The Pipe
a. Drill a hole in the wall (suitable just for the size of the wall conduit), then set on the fittings such as the wall
conduit and its cover.
b. Bind the connecting pipe and the cables together tightly with binding tapes. Do not let air in, which will
cause water leakage by condensation.
c. Pass the bound connecting pipe through the wall conduit from outside. Be careful of the pipe allocation to do
no damage to the tubing.
3) Connect the pipes.
4) Then, open the stem of stop values of the outdoor unit to make the refrigerant pipe connecting the indoor unit
with the outdoor unit in fluent flow.
5) Be sure of no leakage by checking it with leak detector or soap water.
6) Cover the joint of the connecting pipe to the indoor unit with the soundproof / insulating sheath (fittings), and
bind it well with the tapes to prevent leakage.
Page 39
- 38 -
(4) Additional charge
When the length of the one-way pipe is less than 8m, additional refrigerant charge after vacuuming is not
necessary.
When the length of one-way pipe is over 8m, the quantity to be added is as follows (unit in gram):
Connective pipe length Air purging method Additional amount of refrigerant to be charged
Less than 8m Use refrigerant of outdoor unit
Over 8m Use vacuum pump or refrigerant
cylinder
30g(length-8m) (FSK-124-184HF)
65g(length-8m) (FSK-244-364-484HF)
4. Connect the drain pipe
5. Wiring
Please refer to the Wiring Diagram.
6. Test operation
(1) The test operation must be carried out after the entire installation has been completed.
(2) Please confirm the following points before the test operation.
The indoor unit and outdoor unit are installed properly.
Tubing and wiring are correctly completed.
The refrigerant pipe system is leakage-checked.
The drainage is unimpeded.
The ground wiring is connected correctly.
The length of the tubing and the added stow capacity of the refrigerant have been recorded.
The power voltage fits the rated voltage of the air conditioner.
There is no obstacle at the outlet and inlet of the outdoor and indoor units.
The gas-side and liquid-side stop values are both opened.
The air conditioner is pre-heated by turning on the power.
(3) According to the user's requirement, install the remote controller when the remote controller's signal can reach
the indoor unit smoothly.
(4) Test operation
Indoor unit
Whether the switch on the remote controller works well.
Whether the buttons on the remote controller works well.
Whether the air flow louver moves normally.
Whether the room temperature is adjusted well.
Whether the indicator lights normally.
Whether the drainage is normal.
Whether there is vibration or abnormal noise during operation.
Outdoor unit
Whether there is vibration or abnormal noise during operation.
Whether the generated wind, noise, or condensed of by the air conditioner have influenced your neighborhood.
Whether any of the refrigerant is leaked.
Page 40
- 39 -
Part 11 Servicing and Maintenance
1. Troubles and Solutions
If any the following abnormal conditions occur, turn off the power supply immediately. Please contact our dealer.
Indicator lamps flash rapidly, after your disconnecting and connecting the unit, the
situation is the same.
Fuse or circuit breaker work frequently.
Foreign matter or water has fallen into the unit.
Remote controller is disabled or the switch is out of hand.
TROUBLES
Any other unusual conditioner is observed.
If any of the following conditions occur, check your unit and resolve corresponding problems referring to given
remediation. If the trouble can't be settled contact our dealer.
Trouble Cause Solutions
Power failure. Wait for the comeback of power
Power switch is open. Switch on the power
Fuse of power switch may have blown. Replace the fuse
Batteries of remote controller are exhausted. Replace the batteries
Unit does not start
The time is not start-up time you have set. Wait or cancel the time set.
Temperature is not set correctly. Set the temperature properly.
Door or window is open. Close door and window.
Air filter is blocked with dust or dirtiness. Clean the air filter.
Inlet/outlet of indoor/outdoor units are blocked. Clear all blockages.
Inlet/outlet of indoor/outdoor units are blocked. Clear the blockage, then restart your
operation.
Air flowing normally
with low
cooling(heating)
effect
Be in 3 minutes protection of compressor Wait
NOTE: Do not replace electric wire or repair the air conditioner by yourself to avoid possible danger.
2. Troubles and solutions concerning the remote controller
Please make the following check before asking for repair or maintenance.
Trouble Cause Solutions
Check if the mode display on the
LCD is AUTO
The lndoor Unit will select fan speed
automatically when AUTO mode is
selected.
CAN NOT CHANGE THE
FAN SPEED SETTING
Check if the mode display on the
LCD is DRY
The lndoor Unit will select fan speed
automatically when the unit is on
DRY mode.
The transmission symbol does not flash
Symptom Checking items Cause
Press ON/OFF button, the remote
controlling signals can not be transmitted
Check if the remote controller
has run out of power
When the battery was out,
transmission signals can not be sent
Page 41
- 40 -
Temperature display disappear
Symptom Checking items Cause
Temperature Display does not light. Check if the mode display on
the LCD is FAN ONLY
You can not set the temperature when
the unit is on FAN ONLY mode.
The Display Goes Off
Symptom Checking items Cause
The indication on the display
disappears after a lapse of time.
Check whether the timer
operation has come to an end
when the OFF TIMER is
indicated on the display.
The air conditioner operation stops since
the set time elapsed.
The ON TIMER indicators go off
after a lapse of certain time.
Check whether the timer
operation is started when the
ON TIMER is indicated on the
display.
When the time set to start the air
conditioner is reached, the air conditioner
will automatically start and the appropriate
indicator will go off.
The Signal Receiving Tone does Not Sound
Symptom Checking items Cause
No receiving tone sounds from
the indoor unit even when the
ON/OFF button is pushed.
Check whether the signal
transmitter of the remote controller
is properly directed to the receiver
of the indoor unit when the
ON/OFF button is pushed.
Direct the signal transmitter of the remote
controller to the receiver of the indoor unit,
and then repeatly push the ON/OFF button
twice.
Buttons on the remote controller
don't work.
Press Reset button.
3. Clean
CAUTION: Please turn off your air conditioner and disconnect power supply before cleaning.
(1) CLEANING INDOOR UNIT
Use a dry to wipe the indoor unit.
A cloth dampened with cold water may be used if the indoor unit is too dirty.
It is allowed to remove the front panel of indoor unit and clean it with water, and ensure to wipe it up with a dry
rag.
Note: Do not use a chemically treated duster for wiping or leave such materials near the unit for long.
Do not use benzene, thinner, polishing powder, or similar solvents for cleaning.
(2) CLEANING AIR FILTER
The air filter in unit can filter dust and other granules in air. It may reduce the cooling effect that the air filter is
covered with dust. So clean the air filter often.
Page 42
Part 12 Exploded view
1. FSK-124HF
Indoor unit
- 41 -
Page 43
- 42 -
No. Part Name Quantity No. Part Name Quantity
1 Collect Water Pan ,Ass'y 1 26.1 Air inlet grille 1
1.1 Foam, Collect Water Pan 1 26.2 Switch cover, air inlet grille 1
2 Wire fixing board 1 26.3 Switch, air inlet grille 2
3 Stopper, Water Drain 1 26.4 Filter 1
4
Room Temperature Sensor Ass'y 1 26.5 Control box 1
5 Evaporater Fixture Board Ass'y 1 26.6 LED holder 1
6 Drain Pump 1 26.7 Control board 1
7 Liquid Position Sensor Ass'y 1 26.8 Cover, control box 1
8
Deseparating board, right 1 26.9 Fan guide 4
9 Drain pipe 1 26.10 Swing motor 1
10 Extend water pipe 1 26.11 Panel 1
11
Drain Pump Holder 1 26.12 Install cover, swing motor 1
12 Pipe Temperature Sensor Ass'y 1 26.13 Install cover I 1
13 Evaporator Ass'y 1 26.14 Install cover II 1
14 Fixing clamp, evaaporater 1 26.15 Install cover I 1
15 Deseparating board, left 1 27 Remoter 1
16 Inlet pipe, eva 1 28 Holder, Remote Controller 1
17 Outlet pipe, eva 1 29 E-control Assy 1
18 Wire crossing board 1 29.1 Control Box 1
19 Fan 1 29.2 Rubber, wire crossing 1
20 Fan Motor 1 29.3 PCB Ass'y 1
21 Fan Motor Underlay 1 29.4 Transformer 1
22 Base Pan Ass'y 1 29.5 Relay 1
23 Fixing board, water pan 4 29.6 Capacity 1
24
Sealing board, pipe out 1 29.7 Base, wire fixing 1
25 Rubber, wire crossing 2 29.8 Cover, wire fixing 1
26 Panel Ass'y 1 30 Control Box Cover 1
Page 44
Outdoor unit (FSO-124HF)
No. Part Name Quantity No. Part Name Quantity
1 Front Net Cover Ass'y 1 14 Water Pan 1
2 Cabinet , Front 1 15 Right Handle 1
3 Stopper Guard 2 16 Right Cover Board 1
4 Nut, left screw 1 17 Terminal Block 1
5 Fan,Propeller 1 18 Capacitor, Fan Motor 1
6 Fan Motor 1 19 Capacitor Block 1
7 Base Pan Ass'y 1 20 Capacitor , Compressor 1
8 Compressor Foot Mat 3 21 E-Parts Board 1
9 High Pressure Valve 1 22 Holder,Fan Motor 1
9 Low Pressure Valve 1 23 Top Cover 1
10 Compressor 1 24 Pipe temperature sensor 1
11
Four-way Valve 1 25 Condensator 1
12 Clapboard 1 26 Left clapboard 1
13 Valve Installation Panel 1 27 Left Handle 1
14 Water Pan 1
- 43 -
Page 45
2. FSK-184HF
Indoor unit
- 44 -
Page 46
- 45 -
No. Part Name Quantity No. Part Name Quantity
1 Collect Water Pan ,Ass'y 1 26.1 Air inlet grille 1
1.1 Foam, Collect Water Pan 1 26.2 Switch cover, air inlet grille 1
2 Wire fixing board 1 26.3 Switch, air inlet grille 2
3 Stopper, Water Drain 1 26.4 Filter 1
4
Room Temperature Sensor Ass'y 1 26.5 Control box 1
5 Evaporater Fixture Board Ass'y 1 26.6 LED holder 1
6 Drain Pump 1 26.7 Control board 1
7 Liquid Position Sensor Ass'y 1 26.8 Cover, control box 1
8
Deseparating board, right 1 26.9 Fan guide 4
9 Drain pipe 1 26.10 Swing motor 1
10 Extend water pipe 1 26.11 Panel 1
11
Drain Pump Holder 1 26.12 Install cover, swing motor 1
12 Pipe Temperature Sensor Ass'y 1 26.13 Install cover I 1
13 Evaporator Ass'y 1 26.14 Install cover II 1
14 Fixing clamp, evaaporater 1 26.15 Install cover I 1
15 Separating board, left 1 27 Remoter 1
16 Inlet pipe, eva 1 28 Holder, Remote Controller 1
17 Outlet pipe, eva 1 29 E-control Assy 1
18 Wire crossing board 1 29.1 Control Box 1
19 Fan 1 29.2 Rubber, wire crossing 1
20 Fan Motor 1 29.3 PCB Ass'y 1
21 Fan Motor Underlay 1 29.4 Transformer 1
22 Base Pan Ass'y 1 29.5 Relay 1
23 Fixing board, water pan 4 29.6 Capacity 1
24
Sealing board, pipe out 1 29.7 Base, wire fixing 1
25 Rubber, wire crossing 2 29.8 Cover, wire fixing 1
26 Panel Ass'y 1 30 Control Box Cover 1
Page 47
Outdoor unit (FSO-184HF)
No. Part Name Quantity No. Part Name Quantity
1 Front net 1 19 Compressor capacitor 1
2 Clamp for front net 8 20 Fan motor capacitor 1
3 Front clapboard 1 21 Installation board for E-parts 1
4 Propeller fan 1 22 Wire joint 1
5 Fan motor 1 23 Washer for wire joint 1
6 Holder for fan motor 1 24 Clamp for wiring 1
7 Foam over holder for motor 1 25 Gas pipe valve 1
8 Cover 1 26 Liquid pipe valve 1
9 Fixing clamp for condenser 2 27 Separating board 1
10 Condenser 1 28 Compressor 1
11 Antivibration sponge, Tail net 2 29 Rubber underlay for compressor 3
12 Rear net 1
30
Chassis 1
13 Little handle 1 31 Front right clapboard 1
14 Left clapboard 1 32 4-Ways valve ass’y 1
15 Rear right clapboard 1 33 4-Ways valve 1
16 Big handle 1 34 Pipe temp sensor 1
17 Installation plate for valves 1 35 Water collector 1
18 Capacitor clamp 1
- 46 -
Page 48
12. FSK-244HF
Indoor unit
- 47 -
Page 49
- 48 -
No. Part Name Quantity No. Part Name Quantity
1 Water Receiver, Ass'y 1 30 Cover, installing 4
2 Stopper, Water Drain 1 31 Swing motor 1
3 E-Parts Box Cover1 1 32 Fan guide 4
4 Capacity 1 33 Filter 1
5 E-Parts Box Ass'y 1 34 Switch, air inlet grille 2
6 E-Parts Box Cover2 1 35 Switch cover, air inlet grille 1
7 Transformer 1 36 Air inlet grille 1
8 PCB Ass'y 1 37 Hanger for panel, assmy 4
9 Wind inlet guide 1 38 Control box 1
10 nut 1 39 LED holder 1
11 Clamp, fan 1 40 Control board 1
12 Fan Ass'y 1 41 Cover, control box 1
13 Fan Motor 1 42 Panel 1
14 Gasket, motor 6 43 Back board, Air out 1 1
15 Evaporator Base Ass'y 1 44 Back board, Air out 2 1
16 Base Pan Ass'y 1 45 Back board, Air out 3 1
16 Wire clamp board 1 46 Back board, Air out 4 1
17 Sealing board, pipe out 1 47 Foam, air out 1 4
18 Install hanger 4 47 Foam, air out 2 4
19 Expandable hanger 4 48 Fixing hanger 1, Evaporator 1
20 Drain Pump Ass'y 1 49 Fixing hanger, Evaporator 2
21 Water switch 1 50 Eva in pipe, assmy 1
22 Clamp, water pipe 1 51 Eva out pipe, assmy 1
23 Water pipe 1 52 Evaporator Ass'y 1
24 Extend water pipe 1 53 Fixing board, Evaporator 1
25 Separate board, pump 1 54 Rubber, wire crossing 1
26 Rubber washer, pump 3 55 Pipe Temperature Sensor Ass'y 1
27 holder, pump 1 56 Room Temperature Sensor Ass'y 1
28 Water trying board 1 57 Remoter 1
29 Panel Ass'y 1
Page 50
Outdoor unit (FSO-244HF)
No. Part Name Quantity No. Part Name Quantity
1 Front net 1 19 Terminal Block, 2p 1
2 Cabinet, Front 1 20 Contactor, AC 1
3 Fan, Propeller 1 21 Capacitor, Fan Motor 1
4 Fan Motor 1 22 Wire Clamp 1
5 Mount, Fan Motor 1 23 Terminal Block, 5p 1
6 Top cap Ass'y 1 Terminal Block, 2p 1
7 Condenser Ass'y 1 24 Compressor 1
8 Fixture clip , Condenser Ass'y 2 25 Fixture, Segregator 1
9 Support board, Left Side 1 26 Four-way Valve 1
10 Rear Net 1 Four-way Valve Solenoid 1
11 Support board, Back side 1 27 High Pressure Valve, 1/4 in. 1
12 Handle 2 28 Capillary pipe Ass'y 1
13 Separating board 1 29 Low Pressure Valve, 3/8 in. 1
14 Base Pan Ass'y 1 30 Refrigerant Container 1
15 Cabinet, Front-Right 1 31 Pipe Temp. Sensor Ass'y 1
16 Capacitor Clamp 1 32 Underlay, Rear net 1
17 Running Capacitor, Compressor 1 33 Big handle 1
18 Wiring Installation Board 1 34 Noise decreasing part 1
Washer for wire joint 1 35 Small Handle 1
Terminal install board 1
- 49 -
Page 51
13. FSK-364-484HF
Indoor unit
- 50 -
Page 52
- 51 -
No. Part Name Quantity No. Part Name Quantity
1 Water Receiver, Ass'y 1 30 Cover, installing 4
2 Stopper, Water Drain 1 31 Swing motor 1
3 E-Parts Box Cover1 1 32 Fan guide 4
4 Capacity 1 33 Filter 1
5 E-Parts Box Ass'y 1 34 Switch, air inlet grille 2
6 E-Parts box cover 1 35 Switch cover, air inlet grille 1
7 Transformer 1 36 Air inlet grille 1
8 PCB Ass'y 1 37 Hanger for panel, assmy 4
9 Wind inlet guide 1 38 Control box 1
10 nut 1 39 LED holder 1
11 Clamp, fan 1 40 Control board 1
12 Fan Ass'y 1 41 Cover, control box 1
13 Fan Motor 1 42 Panel 1
14 Gasket, motor 6 43 Back board, Air out 1 1
15 Evaporator Base Ass'y 1 44 Back board, Air out 2 1
16 Base Pan Ass'y 1 45 Back board, Air out 3 1
16 Wire clamp board 1 46 Back board, Air out 4 1
17 Sealing board, pipe out 1 47 Foam, air out 1 4
18 Install hanger 4 47 Foam, air out 2 4
19 Expandable hanger 4 48 Fixing hanger, Evaporator 1
20 Drain Pump Ass'y 1 49 Fixing hanger, Evaporator 2
21 Water switch 1 50 Eva in pipe, assmy 1
22 Clamp, water pipe 1 51 Eva out pipe, assmy 1
23 Water pipe 1 52 Evaporator Ass'y 1
24 Extend water pipe 1 53 Fixing board, Evaporator 1
25 Separate board, pump 1 54 Rubber, wire crossing 1
26 Rubber washer, pump 3 55 Pipe Temperature Sensor Ass'y 1
27 holder, pump 1 56 Room Temperature Sensor Ass'y 1
28 Water trying board 1 57 Remoter 1
29 Panel Ass'y 1
Page 53
Outdoor unit FSO-364HF
No. Part Name Quantity No. Part Name Quantity
Front net 1 17 Outdoor temp sensor 1
1
Clamp for front net 10 18 Wire joint for multiplexer 3
2 Front clapboard 1 19 Contactor AC 1
3 Propeller fan 1 20 Transformer 1
4 Fan Motor 1 21 Fan motor capacitor 1
5 Holder for fan motor 1 22 Wire joint for power 1
6 Cover 1 23 Washer for wire joint 1
7 Condenser I 1 24 Wire joint, 4p 1
7 Condenser II 1 25 Installation board for E-parts 1
8 Left clapboard 1 26 Main control board 1
9 Rear Net 1 27 Main board box 1
10 Big Handle 1 28 Refrigerant container 1
11 Rear right clapboard 1 29 Fixing clamp, container 1
12 Separating board 1 30 Discharge temp sensor 1
13 Installation plate for valves 1 31 4-Ways valve 1
14 Chassis 1 32 Liquid pipe valve 1
15 Front right clapboard 1 33 Gas pipe valve 1
16 Condenser pipe temp sensor 1 34 Compressor 1
34 Electric heater for compressor 1
- 52 -
Page 54
Outdoor unit FSO-484HF
No. Part Name Quantity No. Part Name Quantity
1 Front net 2 18 Terminal Block,2p 3
2 Cabinet, Front 1 19 Contactor, AC 1
3 Fan, Propeller 2 20 Low Pressure Valve, 3/8 in. 1
4 Fan Motor, Down 1 21 PCB Ass'y 1
5 Fan Motor 1 22 Terminal Block, 4p 1
6 Mount, Fan Motor 1 23 Wire joint for power 1
7 Top cap Ass'y 1 24 Compressor 1
8 Condenser I 1 25 Refrigerator Container 1
8 Condenser II 1 26 Fixture, Segregator 1
9 Left Side Cabinet 1 27 Four-way Valve 1
10 Supporter, Rear Cabinet 1 27 Four-way Valve Solenoid 1
11 Cabinet, Back side 1 28 High Pressure Valve . 1
12 Handle 2 29 Capillary Tube Ass'y 1
13 Plate, Sound-proof 1 30 Electric heat belt for comp 1
14 Base Pan Ass'y 1 31 Discharge temp controller 1
15 Cabinet, Front Side 1 32 Condenser temp sensor 1
16 E-control box, ass’y 1 33 Room temp sensor 1
17 Capacitor, Fan Motor 2
- 53 -
Page 55
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