Samsung CH094EAM User manual

CASSETTE TYPE AIR CONDITIONER
INDOOR UNIT
CH094EAM
OUTDOOR UNIT
UH094EAMC
SERVICE Manual
CONTENTSAIR CONDITIONER
1. Product Specifications
2. Disassembly and Reassembly
3. Refrigerating Cycle Diagram
4. Set Up the Model Option
5. Control Specification &
5. Troubleshooting
6. Exploded Views and Parts List
7. Block Diagram
8. Wiring Diagram
9. Schematic Diagram
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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
H.H r.p.m
Fan Speed Hi r.p.m
Mid r.p.m
Low r.p.m
H.H m3/min
Air Flow Hi m3/min
Mid m3/min
Low m3/min
Noise Level(Hi) Cooling(Hi) dB(A)
(Sound Pressure) Heating(Hi) dB(A)
Heat Exchanger Type
Fan Type
Motor Output W
Hmm
Dimensions W mm
Dmm
Weight Net / Gross kg
Fan Speed Hi r.p.m
Low r.p.m
m3/min
Noise Level Cooling(Hi) dB(A)
(Sound Pressure) Heating(Hi) dB(A)
Fan Type
Motor Output W
Type
Compressor Model
Motor Output kW
Protection
MODEL INDOOR UNIT
OUTDOOR UNIT
32,000
9,400
34,800
10,200
1/220~240/50
3,350
3,270
15.3
15.0
600
550
500
450
26
24
22
20
45
45
Slit
2 x 8 x 1.4mm
Turbo
39
230
840
840
27 / 32
930
360
67
63
64
Propeller
122
Rotary
NN40VAAMT
2.7
Internal
Capacity
Power Input
Running
Current
Indoor Unit
Outdoor Unit
CH094EAM
UH094EAMC
Power Supply
Row x Stages x Fin pitch
Air Flow(Hi)
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Table(cont.)
Refrigerant Charge g
Adding Charge g / m
Heat Exchanger
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
R410A
1,750
60
Elec.Expansion Valve
Louver
2 x 36 x 1.5
798
880
310
74 / 82
9.52(3/8")
15.88(5/8")
Flare
Max.15
Max.30
Outdoor Unit
Piping
CH094EAM
UH094EAMC
Row x Stages x Fin pitch
Type
Type
Control
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3Samsung Electronics
1-2-1 Indoor Unit
(Unit : mm)
1-2 Dimensions
No.
1
2
3
4
5
6
Name
Liquid pipe connection
Gas pipe connection
Drain pipe connection
Power supply connection
Air discharge grille
Air suction grille
ø9.52(3/8
")
ø15.88(5/8 ")
CH094EAM
Model
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Product Specifications
1-2-2 Outdoor Unit
(Unit : mm)
880
310
798
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1-3 Pressure Graph
-15 -10 -5 0 5 10 15 20 25 30
15.0
17.0
19.0
21.0
23.0
25.0
31.0
29.0
27.0
33.0
35.0
37.0
High Pressure (kgf/cm2G)
Heating Mode
5.515 20 25 30 35 40 45
6.0
6.5
7.0
7.5
8.0
8.5
9.0
9.5
10.0
Low Pressure (kgf/cm2G)
Cooling Mode
■CH094EAM / UH094EAMC
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No Parts Procedure Remark
1 Front Grille
- Dust-Collecting
Filter
1) Push the tap on the Front Grille to open it.
2) Disassembly of Front Grille.
(1) Open the Front Grille at about 45˚
degrees and draw it forward.
(2) Disassemble the Safety Clip.
3) Filter Disassembly
(1) Draw the Dust-Collecting Filter forward.
(2) Disassemble the Filter.
2. Disassembly and Reassembly
2-1 Indoor Unit
Stop operation of the air conditioner and remove the power cord before repairing the unit.
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7Samsung Electronics
Disassembly and Reassembly
No Parts Procedure Remark
4) Loosen the 4 bolts slowly.
5) Loosen the bolt of the front net to
disassemble the safety net.
6) Loosen the 4 bolts in the mark to
uncover the Component Electric Box
cover.
7) Disassemble the 3 cables between the
indoor unit and the Panel.
- Stepping Motor Connector
- Receiving & Display Unit Connector
Option
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No Parts Procedure Remark
2
3
Electronic Part
- Indoor & Outdoor
Connecting Cable
Fan
&
Motor
8) Hold on the two hooks on both sides
of the indoor unit and disassemble the
Front Panel.
9) Take away the disassembled Panel out
of the main body.
1) Disconnect all the Indoor and Outdoor
Cables Connected to the Terminal Board.
1) Disassemble the Fan Motor wire connector,
thermistor wire connector, and Drain Pump
wire connector.
2) Disassemble the wire connector in the
Capacitor.
Disassembly and Reassembly
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9Samsung Electronics
Disassembly and Reassembly
No Parts Procedure Remark
3) Disassemble the ground wire.
4) Disassemble the Float Switch wire
connected to the Terminal Port.(F1, F2)
5) Loosen the 8 bolts in the mark .
6) Loosen a bolt in the arrow direction
and inside.
7) Disassemble the Drain Cushion from the
main body.
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No Parts Procedure Remark
8) Loosen the nut.
9) Lift the Fan to disassemble from the Motor.
10) Disassemble the Motor connector wire.
11) Disassemble the ground wire.
Take out the washer
Take out the washer
Take out the washer
Take out the washer
Take out the washer
Take out the washer
Take out the washer
Take out the washer
Take out the washer
Take out the washer
Take out the washer
Take out the washer
Take out the washer
Take out the washer
Take out the washer
Take out the washer
Take out the washer
Take out the washer
Take out the washer
Take out the washer
Take out the washer
Take out the washer
Take out the washer
Take out the washer
Take out the washer
Take out the washer
Take out the washer
Take out the washer
Take out the washer
Take out the washer
Take out the washer
Take out the washer
Disassembly and Reassembly
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Disassembly and Reassembly
No Parts Procedure Remark
4Pump
12) Loosen 3 nuts to disassemble the Motor.
1) Loosen the 4 bolts of the Drain Pump.
2) Disassemble the Hose from the
Drain Pump.
3) Disassemble the Pump from the
main body Bracket.
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No Parts Procedure Remark
5Heat Exchanger 1) Disassemble the cover pipe beside the
main body.
2) Loosen the 2 bolts fixing the
Heat Exchanger to the indoor unit Base.
3) Disassemble the 4 fixing Brackets of the
Heat Exchanger to disassemble it from the
main body.
Disassembly and Reassembly
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Disassembly and Reassembly
No Parts Procedure Remark
6Front Panel
(PCB Panel)
1) Loosen 2 bolts fixing the Control Panel and
then lift it up.
2) Disassemble the Clamp.
3) Loosen the bolt fixing the PCB to
disassemble the PCB.
4) Disassemble the PCB Wire from the PCB.
5) Disassemble the Bottom PCB and PCB.
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No Parts Procedure Remark
7Front Panel
(Stepping Motor)
1) Loosen 2 bolts fixing the Control Panel
and then lift it up.
2) Disassemble the Stepping Motor and
disassemble the link.
3) Disassemble the Motor from the
Bracket and disassemble the Motor Wire
Connected.
Disassembly and Reassembly
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No Parts Procedure Remark
1 Common Work 1) Loosen the fixing screws and detach the
Cover Control.
2) Detach the connection wire from the
Terminal Block.
3) Loosen the fixing screws and detach the
Upper Cabinet.
4) Loosen the fixing screws and detach the
Front Cabinet.
5) Loosen 2 screws and pull up the
Control Box.
6) Detach the terminal cover and detach the
Comp lead wire.
2-2 Outdoor Unit
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No Parts Procedure Remark
2 Fan
&
Motor
7) Loosen the fixing screws and detach the
Cabinet Side.
1) Loosen the fixing bolt and detach
the Fan.
2) Loosen 4 fixing bolts to detach
the Motor.
3) Loosen 4 fixing bolts to detach
the Bracket Motor.
Disassembly and Reassembly
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Disassembly and Reassembly
No Parts Procedure Remark
3 Heat Exchanger
&
Compressor
1) Release the refrigerant at first.
2) Disassemble the inlet and outlet pipe
by welding.
3) Loosen the fixing screws of the Heat
Exchanger.
4) Detach the Heat Exchanger.
5) Loosen four bolts of the Compressor.
6) Detach the Compressor.
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Indoor Unit Outdoor Unit
❋ Allowable pipe length : Max. 30m
❋ Allowable drop distance : Max. 15m
3. Refrigerating Cycle Diagram
✳ Amount of refilling per extension length of 1m; When extending the pipe length by more than 7.5m, 60gr of R410A; refrigerant should
be refilled per extension length of 1m.
Heat
Exchanger
(Evaporator)
Heat
Exchanger
(Condensor)
Cooling
Heating
Gas leak check point
Capillary tube
Liquid pipe
Gas pipe
Compressor
Muffle
Accumulator
3-Way valve
Expansion
valve
Filter Filter
3-Way valve
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19Samsung Electronics
4. Set Up the Model Option
4-1 Setting Option Setup Method
ex) Option No. :
Step 1 : Enter the Option Setup mode.
1st Take out the batteries of remote control.
2nd Press the temp. button simultaneously and
insert the battery again.
3rd Make sure the remote control display shown as .
Step 2 : Enter the Option Setup mode and select your option according to the following procedure.
1
2
3
4
5
6
1
2
The default value is .
Otherwise, push the button to .
Every time you push the button, the display panel reads or
repeatedly.
Push the button to set the display panel to .
Every time you push the button, the display panel reads
. . . repeatedly.
✳Setting is not required if you must
a value which has a default.
3
Push the button to set the display panel to .
Every time you push the button, the display panel reads
. . . repeatedly.
4
Push the button to set the display panel to .
Every time you push the button, the display panel reads
. . . repeatedly.
5
Push the button to set the display panel to .
Every time you push the button, the display panel reads
. . . repeatedly.
6
Push the button to set the display panel to .
Every time you push the button, the display panel reads
. . . repeatedly.
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