Samsung DH052EZM1 User manual

SERVICE Manual
CONTENTSAIR CONDITIONER
1. Product Specifications
2. Disassembly and Reassembly
3. Refrigerating Cycle Diagram
4. Set Up the Model Option
5.
Control Specification & Troubleshooting
6. Exploded Views and Parts List
7. Block Diagram
8. Wiring Diagram
9. Schematic Diagram
INDOOR UNIT
DH052EZM1
DH070EZM
LH105EZM1
HH105EZM1
LH128EZM1
HH128EZM1
LH140EZM1
HH140EZM1
OUTDOOR UNIT
UH052EZMC
UH070EZMC
UH105GZMC
UH128GZMC
UH140GZMC
SYSTEM AIR CONDITIONER
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1Samsung Electronics
1. Product Specifications
1-1 Table
Cooling BTU/h
W
Heating BTU/h
W
ø/V/Hz
Cooling W
Heating W
Cooling A
Heating A
Turbo r.p.m
Fan Speed Hi r.p.m
Mid r.p.m
Low r.p.m
Turbo m3/min
Air Flow Hi m3/min
Mid m3/min
Low m3/min
Noise Level Hi dB(A)
(Sound Pressure) Low dB(A)
Heat Exchanger
Type
Row x Stages x Fin pitch
Fan
Type
Motor Output W
Hmm
Dimensions W mm
Dmm
Weight Net/Gross kg
Fan Speed Hi(C/H) r.p.m
Low r.p.m
Noise Level(Sound Pressure) dB(A)
Fan Type
Type
Compressor Model
Motor Output kW
Protection
MODEL
INDOOR UNIT
OUTDOOR UNIT
23,900 34,000 43,700 47,800
7,000 10,000 12,800 14,000
26,300 38,200 47,800 54,600
7,700 11,200 14,000 16,000
1/220~240/50 3/380-415/50
2,430 4,050 5,050 5,050
2,430 3,750 5,450 5,450
12.0 7.1 8.6 8.6
12.0 6.7 9.2 9.4
1,050 1,080 1,070 1,070
950 950 1,020 1,020
900 850 970 970
850 750 920 920
19.5 37.46 38.71 38.71
17.5 32.24 37.82 37.82
16.5 26.61 36.38 36.38
15.5 22.83 34.77 34.77
43 47 48 48
41 45 46 46
D-Fin Wave
2 x 10 x 1.7mm 3 x 14 x 1.7mm
Sirocco
97 112.2 211 211
260 390 390 390
1,340 1,110 1,110 1,110
600 650 650 650
41/47 66/77 66/77 66/77
820 1,050/1,010 1,050/980 1,050/980
400 500 500 500
58 62 63 63
Propeller
Rotary Scroll
SHV33YC6-G C-SB303H8A C-SB373H8F C-SB373H8F
7.1 11.6 15.0 15.0
Internal
Capacity
Power Input
Running
Current
Indoor Unit
Outdoor Unit
DH052EZM1
DH070EZM
UH052EZMC
UH070EZMC
HH105EZM1
UH105GZMC
HH128EZM1
UH128GZMC
HH140EZM1
UH140GZMC
Power Supply
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Samsung Electronics2
Row x Stages x Fin pitch
Table(cont.)
MODEL
INDOOR UNIT
OUTDOOR UNIT
Type
Refrigerant
Charge g
Adding Charge g/m
Control
Heat Exchanger Type
H mm
Dimensions W mm
Dmm
Weight Net/Gross kg
Pipe O.D Size Liquid mm(inch)
Gas mm(inch)
Connection Method
Between
Height m
Pipe Length m
R22
2,100 2,400 4,150 4,150
30 45 50 50
Elec.Expansion Valve
Wave
2 x 24 x 1.5 2 x 36 x 1.7 2 x 44 x 1.7 2 x 44 x 1.7
638 931 1,128 1,128
880 880 932 932
310 320 375 375
67/72 88/93 105/120 105/120
9.52(3/8") 9.52(3/8")
15.88(5/8") 19.05(3/4")
Flare
Max.15 Max.30
Max.30 Max.50
Outdoor Unit
Piping
DH052EZM1
DH070EZM
UH052EZMC
UH070EZMC
HH105EZM1
UH105GZMC
HH128EZM1
UH128GZMC
HH140EZM1
UH140GZMC
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3Samsung Electronics
Table(cont.)
Cooling BTU/h
W
Heating BTU/h
W
ø/V/Hz
Cooling W
Heating W
Cooling A
Heating A
Turbo(C/H) r.p.m
Fan Speed Hi r.p.m
Mid r.p.m
Low r.p.m
Turbo m3/min
Air Flow Hi m3/min
Mid m3/min
Low m3/min
Noise Level Hi dB(A)
(Sound Pressure) Low dB(A)
Heat Exchanger
Type
Row x Stages x Fin pitch
Fan
Type
Motor Output W
Hmm
Dimensions W mm
Dmm
Weight Net / Gross kg
Fan Speed
Hi(C/H) r.p.m
Low r.p.m
Noise Level(Sound Pressure) dB(A)
Fan Type
Type
Compressor
Model
Motor Output kW
Protection
MODEL INDOOR UNIT
OUTDOOR UNIT
34,000 43,700 47,800
10,000 12,800 14,000
38,200 47,800 54,600
11,200 14,000 16,000
3/380~415/50
3,850 4,900 4,900
3,600 5,400 5,400
6.75 8.4 8.4
6.40 9.1 9.1
790 900/950 900/950
720 850/900 850/900
650 800/850 800/850
580 750/800 750/800
32.8 42.37 42.37
29.4 36.69 36.69
26.78 34.71 34.71
24.38 32.62 32.62
39 40 40
73838
Wave
3 x 14 x 1.7mm
Sirocco
112.2 211 211
390 390 390
1,110 1,110 1,110
650 650 650
66/77 66/77 66/77
1,050/1,010 1,050/980 1,050/980
500 500 500
62 63 63
Propeller
Scroll
C-SB303H8A C-SB373H8F C-SB373H8F
11.6 15.0 15.0
Internal
Capacity
Power Input
Running
Current
Indoor Unit
Outdoor Unit
LH105EZM1
UH105GZMC
LH128EZM1
UH128GZMC
LH140EZM1
UH140GZMC
Power Supply
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Samsung Electronics4
Row x Stages x Fin pitch
Table(cont.)
Type
Refrigerant
Charge g
Adding Charge g/m
Control
Heat Exchanger Type
H mm
Dimensions W mm
Dmm
Weight Net/Gross kg
Pipe O.D Size Liquid mm(inch)
Gas mm(inch)
Connection Method
Between
Height m
Pipe Length m
MODEL INDOOR UNIT
OUTDOOR UNIT
R22
2,400 4,150 4,150
45 50 50
Elec.Expansion Valve
Wave
2 x 36 x 1.7 2 x 44 x 1.7 2 x 44 x 1.7
931 1,128 1,128
880 932 932
320 375 375
88/93 105/120 105/120
9.52(3/8")
19.05(3/4")
Flare
Max.30
Max.50
Outdoor Unit
Piping
LH105EZM1
UH105GZMC
LH128EZM1
UH128GZMC
LH140EZM1
UH140GZMC
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5Samsung Electronics
■This Spec. is for Australia
Cooling BTU/h
W
Heating BTU/h
W
ø/V/Hz
Cooling W
Heating W
Cooling A
Heating A
Turbo r.p.m
Fan Speed Hi r.p.m
Mid r.p.m
Low r.p.m
Turbo m3/min
Air Flow Hi m3/min
Mid m3/min
Low m3/min
Noise Level Hi dB(A)
(Sound Pressure) Low dB(A)
Heat Exchanger
Type
Row x Stages x Fin pitch
Fan
Type
Motor Output W
Hmm
Dimensions W mm
Dmm
Weight Net/Gross kg
Fan Speed Hi(C/H) r.p.m
Low r.p.m
Noise Level(Sound Pressure) dB(A)
Fan Type
Type
Compressor Model
Motor Output kW
Protection
MODEL
INDOOR UNIT
OUTDOOR UNIT
34,000 43,700 46,000
10,000 12,800 13,500
38,200 47,800 54,600
11,200 14,000 16,000
3/380-415/50
4,050 5,300 5,300
3,750 5,850 5,850
7.1 8.6 8.6
6.7 9.4 9.4
1,080 1,070 1,070
950 1,020 1,020
850 970 970
750 920 920
37.46 38.71 38.71
32.24 37.82 37.82
26.61 36.38 36.38
22.83 34.77 34.77
47 48 48
45 46 46
Wave
3 x 14 x 1.7mm
Sirocco
112.2 211 211
390 390 390
1,110 1,110 1,110
650 650 650
66/77 66/77 66/77
1,050/1,010 1,050/980 1,050/980
500 500 500
62 63 63
Propeller
Scroll
C-SB303H8A C-SB373H8F C-SB373H8F
11.6 15.0 15.0
Internal
Capacity
Power Input
Running
Current
Indoor Unit
Outdoor Unit
HH105EZM1
UH105GZMC
HH128EZM1
UH128GZMC
HH140EZM1
UH140GZMC
Power Supply
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Samsung Electronics6
Row x Stages x Fin pitch
■This Spec. is for Australia(cont.)
MODEL
INDOOR UNIT
OUTDOOR UNIT
Type
Refrigerant
Charge g
Adding Charge g/m
Control
Heat Exchanger Type
H mm
Dimensions W mm
Dmm
Weight Net/Gross kg
Pipe O.D Size Liquid mm(inch)
Gas mm(inch)
Connection Method
Between
Height m
Pipe Length m
R22
2,400 4,150 4,150
45 50 50
Elec.Expansion Valve
Wave
2 x 36 x 1.7 2 x 44 x 1.7 2 x 44 x 1.7
931 1,128 1,128
880 932 932
320 375 375
88/93 105/120 105/120
9.52(3/8")
19.05(3/4")
Flare
Max.30
Max.50
Outdoor Unit
Piping
HH105EZM1
UH105GZMC
HH128EZM1
UH128GZMC
HH140EZM1
UH140GZMC
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7Samsung Electronics
(Unit : mm)
1-2 Dimensions
1-2-1 Indoor Unit
No.
1
2
Name
Liquid pipe connection
Gas pipe connection
Remark
ø9.52 Flare
ø15.88 Flare
■DH052EZM1 / DH070EZM
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Product Specifications
Samsung Electronics8
(Unit : mm)
■HH105EZM1 / HH128EZM1 / HH140EZM1 / LH105EZM1 / LH128EZM1 / LH140EZM1
No.
1
2
3
4
5
6
7
8
Name
Liquid pipe connection
Gas pipe connection
Drain pipe connection
Drain pipe connection
Power supply connection
Air discharge flange
Air suction flange
Hook
Remark
ø9.52 Flare
ø19.05 Flare
OD27.2 ID21.6 (without drain pump)
OD29 ID25 (with drain pump)
For M8~M10
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Product Specifications
9Samsung Electronics
1-2-2 Outdoor Unit
■UH052EZMC / UH070EZMC
(Unit : mm)
645
340
880 320
364
931 950
769
839
4- 12
■UH105GZMC
(Unit : mm)
310
638
660
880
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Product Specifications
Samsung Electronics10
690
932 375
1,128 1,162
966
403 427
1,036
4- 12
■UH128GZMC / UH140GZMC
(Unit : mm)
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11Samsung Electronics
1-3 Pressure Graph
5m(Pipe Length)
30m(Pipe Length)
5m(Pipe Length)
30m(Pipe Length)
5m(Pipe Length)
30m(Pipe Length)
5m(Pipe Length)
30m(Pipe Length)
5m(Pipe Length)
30m(Pipe Length) 5m(Pipe Length)
30m(Pipe Length)
Low Pressure (kgf/cm2G)Low Pressure (kgf/cm2G)
High Pressure (kgf/cm2G)
Low Pressure (kgf/cm2G)
High Pressure (kgf/cm2G)
Outdoor Temperature
High Pressure (kgf/cm2G)
Outdoor Temperature
Outdoor Temperature Outdoor Temperature
Outdoor Temperature Outdoor Temperature
■ UH052EZMC-DH052EZM1(Cooling Mode)
■ UH070EZMC-DH070EZM
■ UH052EZMC-DH052EZM1(Heating Mode)
■ UH070EZMC-DH070EZM
■ UH105GZMC-LH105EZM1(Cooling Mode) ■ UH105GZMC-LH105EZM1(Heating Mode)
■ UH105GZMC-HH105EZM1(Cooling Mode) ■ UH105GZMC-HH105EZM1(Heating Mode)
22143A(4)_1 2/13/06 3:03 PM Page 11

Product Specifications
Samsung Electronics12
5m(Pipe Length)
30m(Pipe Length)
5m(Pipe Length)
30m(Pipe Length)
5m(Pipe Length)
30m(Pipe Length)
5m(Pipe Length)
30m(Pipe Length)
Low Pressure (kgf/cm2G)
Outdoor Temperature
Low Pressure (kgf/cm2G)
Outdoor Temperature
High Pressure (kgf/cm2G)
Outdoor Temperature
High Pressure (kgf/cm2G)
Outdoor Temperature
■ UH128GZMC-LH128EZM1(Cooling Mode)
■ UH140GZMC-LH140EZM1
■ UH128GZMC-LH128EZM1(Heating Mode)
■ UH140GZMC-LH140EZM1
■ UH128GZMC-HH128EZM1(Cooling Mode)
■ UH140GZMC-HH140EZM1
■ UH128GZMC-HH128EZM1(Heating Mode)
■ UH140GZMC-HH140EZM1
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13Samsung Electronics
2. Disassembly and Reassembly
2-1 Indoor Unit
Stop operation of the air conditioner and remove the power cord before repairing the unit.
No Parts Procedure Remark
1
2
Filter-Pre
Blower & Duct
1) Disassemble 2 screws of indication part
and then assemble the direction of
2 Plate-Handle places by use of screw
as shown in 2).
2) Turn the Plate Handle by hand when
removing the Filter-Pre.
3) When pulling the Filter-Pre handle,
the Filter-Pre can be assembled.
✳Be sure to remove the cushion on the
marked part after initial installation.
(It cause the damage of noise).
1) After disassembling 9 places indicating
screws, detach Ass'y Cover Bottom.
■DH052EZM1 / DH070EZM
22143A(4)_1 2/13/06 3:03 PM Page 13

Disassembly and Reassembly
Samsung Electronics14
No Parts Procedure Remark
2) Disassemble 6 indicating screws.
3) Detach the Sensor Holder from the
Ass'y Fan Case.
4) Detach from Ass'y Control In the
capacitor connection wire between the
Motor-Fan in and housing Connector.
5) Detach the Ass'y Blower and Duct from
the set.
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Disassembly and Reassembly
15Samsung Electronics
No Parts Procedure Remark
3 Control In 1) After disassembling 1 indicating screw,
detach the Cover-Control.
2) Detach the Motor-Fan in and Sensor
Connector connected to PCB.
3) Disassemble 2 indicating screws.
(arrow mark)
4) Hold the Ass'y Control In by hand to lift up
a little and then release the status of
hanging on the hanging slot.
22143A(4)_1 2/13/06 3:03 PM Page 15

Disassembly and Reassembly
Samsung Electronics16
No Parts Procedure Remark
4
5
Drain Pan
EVAP
1) Disassemble 4 indicating screws to
detach Ass'y Drain Pan.
(2 screws each at left and right side)
✳Work is possible when disassembling the
Ass'y Drain Pan.
1) Disassemble 8 indicating screws.
(4 each at left and right side)
2) Disassemble 6 indicating screws.
3) Disassemble 5 indicating screws.
✳It is possible at the status of No.3 Ass'y
Control In disassembly at the time.
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Disassembly and Reassembly
17Samsung Electronics
No Parts Procedure Remark
4) After disassembling 4 indicating screws.
5) Pull the Cabinet-Side LF, RH by hand to
disassemble.
6) Separate 4 indicating screws.
(2 each at left and right side)
7) Detach it from the set if the Ass'y-Evap
pull up.
22143A(4)_1 2/13/06 3:03 PM Page 17

Disassembly and Reassembly
Samsung Electronics18
No Parts Procedure Remark
6Holder Outlet ✳When connecting canvas to the discharge
side.
1) Disassemble 4 indicating screws.
(2 each at left and right side)
2) Disassemble 12 indicating screws.
(6 each at upper and lower side)
✳After connecting canvas to the
disassembled Ass'y Holder Outlet 2),
attach the Ass'y Holder Outlet to the
set in the reverse order.
22143A(4)_1 2/13/06 3:03 PM Page 18

Disassembly and Reassembly
19Samsung Electronics
No Parts Procedure Remark
1 Control In/
Drain Pan
(to clean)
1) Disassemble 1 screw of indicating part
then lift up the cover to release
from Ass'y Control In.
2) Detach the capacitor connection wire,
the Motor-Fan in and housing connector
from Ass'y Control In.
3) Disassemble 2 screws of indicating
parts then lift up Ass'y Control In.
4) Disassemble 6 screws around indicating
part then pull it.
5) You can check inside of the product if
Drain part is something wrong.
■LH105EZM1 / LH128EZM1 / LH140EZM1 / HH105EZM1 / HH128EZM1 / HH140EZM1
22143A(4)_1 2/13/06 3:03 PM Page 19