ROOM AIR CONDITIONER INDOOR UNIT AM14A1(B1)E07 AM20A1(B1)E06 AM20A1(B1)E08 SERVICE OUTDOOR UNIT UM14A1(B1)E2 UM20A1(B1)E3 Manual AIR CONDITIONER CONTENTS 1. Precautions 2. Product Specifications 3. Operating Instructions and Installation 4. Disassembly and Reassembly 5. Troubleshooting 6. Exploded Views and Parts List 7. Block Diagrams 8. PCB Diagrams 9. Wiring Diagrams 10.
1. Precautions 1. Warning: Prior to repair, disconnect the power cord from the circuit breaker. 2. Use proper parts: Use only exact replacement parts. (Also, we recommend replacing parts rather than repairing them.) 3. Use the proper tools: Use the proper tools and test equipment, and know how to use them. Using defective tools or test equipment may cause problems laterintermittent contact, for example. Fig. 1-1 Avoid Dangerous Contact 4.
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9-2 Outdoor Unit • UM20A1(B1)E3 • UM14A1(B1)E2 9-2 Samsung Electronics
UPDA TE LOG SHEET Application date Page Part# Note(Cause & Solution) S/Bulletin# Use this page to keep any special servicing information. (Service Bulletin, etc.) If only parts number changes, Just change parts number directly on parts list. And if you need more information, please see the service bulletin Copyright Trademarks ®œ 1995 by Samsung Electronics Co., Ltd. All rights reserved.
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PCB Diagrams ■ PART LIST DESIGN LOCATION CODE NO Description Specification Q’TY F701 F701 IC01 IC01 IC01 IC02 CR71 FT71 R903,904,905,906 R203 R202,301,409,501~509,513,518~521,601,604,606,902 R522 R523 R405,407 R201,204,405,401,402,404,603,606 R607 R602 R403 R910,912,913 R406,408 D101~105 SS71 BZ61 TN71 TN71 C202,402 C301,401 C102,104,201,203,403,404,501,502,902 C103 C105 C101 C601 IC04 IC03 X501 IC05,IC06,IC07 Q201,401,601,602 Q603 Q902, Q901 SW91 CN73 CN43 CN41 CN61 CN62 CN71 CN92 TB71,72 RY71 RY72,R
PCB Diagrams 8-1-2 AM20A1(B1) E08(DB93-00072A) 8-3 Samsung Electronics
PCB Diagrams ■ PART LIST No DESIGN LOCATION CODE NO Description Specification Q’TY 1 F701 DE32-10037A FUSE FST 250V 3.15A 1 2 F701 DE47-40024A HOLDER-FUSE FH-51H 7.5A 1 3 IC01 DE13-20008A IC-VOLT REGU KA7812A 1 4 IC01 DE62-30032A HEAT-SINK AL H25 1 5 IC01 DE60-10100A SCREW-PH M3*6 FeFzY 1 6 IC02 DE13-10016A IC-VOLT REGU KA7805A 1 7 CR71 2306-000294 8 FT71 C-FILM CQS 450V 1.
PCB Diagrams 8-1-3 AM20A1(B1)E06 (DB93-10628A) 8-5 Samsung Electronics
PCB Diagrams ■ PART LIST DESIGN LOCATION CODE NO Description Specification Q’TY F701 F701 IC01 IC01 IC01 IC02 VA71 CR71 FT71 R904, 905, 906 R203 R202, 501~509, 513, 519~525, 601, 604 R606 R405, 407 R201, 204, 205, 401, 402, 404, 603, 605 Q603 R607 R608 R602 R403 R910, 203 R406, 408 D101~104 D105, 106 SS71 BZ61 TN71 TN71 C202, 402 C301, 401 C102, 104, 201, 203, 403, 404, 501, 502, 901, 504, 505 C103 C105 C101 C601 IC04 IC03 X501 IC05, IC06, IC07 Q201, 403, 601, 602 R902, 903 Q901, 902 SW91 CN72 CN11 CN
8-2 PCB OUTDOOR UNIT 8-2-1 • UM14A1(B1)E2(DB93-10618A) • UM20A1(B1)E3(DB93-10617A) 8-7 Samsung Electronics
PCB Diagrams ■ PART LIST No.
8-3 ASS’Y DISPLAY & Module 8-3-1 AM14A1E07 / AM20A1E08 • DB93-10560B ■ PART LIST No Description CODE-NO 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 PCB-DISPLAY LED - LAMP LED - LAMP LED - LAMP LED - LAMP MODULE REMOCON C-CERAMIC R-CARBON CONNECTOR WAFER C-CERAMIC DIOD SWITCHING C/W DIS & MODULE CASE-CENTER PCB UP CASE-CENTERPCB LOW SEAL DISPLAY UPP SEAL CASE DISPLAY DB41-10204B 0601-001333 0601-001059 0601-001060 0601-001196 DB32-50027A 2202-000780 2001-000515 8-9 2001-000283 0401-000005 DB39-20346A DB6
PCB Diagrams 8-3-2 AM14B1E07 / AM20B1E08 • DB93-10561B ■ PART LIST No Description CODE-NO 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 PCB-DISPLAY LED - LAMP LED - LAMP LED - LAMP LED - LAMP MODULE REMOCON C-CERAMIC R-CARBON CONNECTOR WAFER C-CERAMIC DIOD SWITCHING C/W DIS & MODULE CASE-CENTER PCB UP CASE-CENTER PCB LOW SEAL DISPLAY UPP SEAL CASE DISPLAY DB41-10205B 0601-001333 0601-001059 0601-001060 0601-001196 DB32-50027A 2202-000780 2001-000515 Samsung Electronics 2201-000283 0401-000005 DB39-20346A
PCB Diagrams 8-3-3 AM20A1(B1)E06 • DB93-10619B ■ PART LIST No Description CODE-NO 1 DB41-10202B 0601-001333 0601-001059 0601-001060 0601-001196 DB32-50027A 2202-000780 2001-000034 PCB-DISPLAY LED - LAMP LED - LAMP LED - LAMP LED - LAMP MODULE-REMOCON C-CERAMIC R-CARBON CONNECTOR WAFER C-CERAMIC C/W DIS & MODULE CASE-CENTER PCB COVER DISPLAY SEAL DISPLAY UPP SEAL CASE DISPLAY JUMP-WIRE 2 3 4 5 6 7 8 9 10 11 12 13 14 15 PAINT 8-11 2201-000283 DB39-20346A DB61-10196A DB63-10500A DB72-10246A DB72-10
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Block Diagrams 7-2 Outdoor Unit Control Diagram (IC-TYPE) 250V 3.15A AC240V 50Hz Power input Power trans and rectification circuit DC power circuit Load control (SV-BY, SV-B, SV-C, compressor) SV-BY Delay circuit SV-BY driver Room “C” Input Indoor unit Room B, and room C sensor Indoor unit room 1 and room 2 motor sensor Room “B” Input 7-2 Simultaneous controller.
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Exploded Views and Parts List ■ Parts List Q’TY No.
Exploded Views and Parts List 6-1(b) AM20A1(B1)E06 6-3 Samsung Electronics
Exploded Views and Parts List ■ Parts List Q’TY No.
6-2 Outdoor Unit (UM20A1(B1)E3) 6-2(a) UM20A1(B1)E3 9(9-1~9-5) 6-5 Samsung Electronics
Exploded Views and Parts List ■ Parts List Q’TY No.
Exploded Views and Parts List 6-2(b) UM14A1(B1)E2 6-7 Samsung Electronics
Exploded Views and Parts List ■ Parts List No.
6-3 Remote Control & PCB Box 6-3-1 Remote Control ■ Parts List No CODE NO Description 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 DB61-10144A DB61-10145A DB64-20054A DB63-10477A DB74-10084A DB73-20110B DB64-40167A DB64-40166B DB68-10775A DB68-10777A PH-M2 DB67-60061A DB67-60062A DB67-60063A 90 X 250 DB93-40179B DB61-40243A ASS’Y CODE CASE UP CASE LOW DOOR REMOCON COVER BATTERY FILTER REMOCON RUBBER REMOCON INLAY LCD INLAY REMOCON LABEL REMOCON LABEL DOOR SCREW TAP SPRING BATTERY SPRING BATTERY SPRING
Exploded Views and Parts List 6-3-2 PCB Box 6-3-2(a) AM14A1(B1)E07, AM20A1(B1)E08 ■ Parts List Q’TY AM14A1(B1)E07 AM20A1(B1)E08 No CODE NO Description Specification 1 DB61-10151A CASE-CONTROL ABS(94-5V) 1 1 2 DB93-10603A ASS'Y MAIN PCB ASS’Y 1 - DB93-00072A ASS'Y MAIN PCB ASS’Y - 1 2-1 DB09-10149A IC-MCU AMB89635R-466 1 1 2-2 DB32-10008D THERMISTOR-ASS’Y 103AT 1 1 2-3 DE26-20154A TRANS-POWER AC230V DC17V 300mA 1 1 2-4 2306-000294 C-FILM CFS 99N 450VAC 155K 1 1
Exploded Views and Parts List 6-3-2(b) AM20A1(B1)E06 ■ Parts List Q’TY No CODE NO 1 DB61-10151A CASE-CONTROL ABS 1 2 DB93-10628A ASS'Y MAIN PCB ASS'Y 1 3 DB32-10008D ASS'Y THERMISTOR 103AT 240/240 1 4 DB26-10063B TRANSFORMER AC230V/DC17 1 6-11 Description Specification AM20A1(B1)E06 Remark ! ! Samsung Electronics
5. Troubleshooting 5-1 Items to be checked first 1) Is the voltage of the power correct? The input voltage shall be rating voltage ±10% range. The airconditioner may not operate properly if the voltage is out of this range. 2) Is the link cable linking the indoor unit and the outdoor unit linked properly? The indoor unit and the outdoor unit shall be linked by 5 cables. Check the terminals if the indoor unit and outdoor unit are properly linked by the same number of cables.
5-2 Fault Diagnosis by Symptom 5-2-1 No Power (completely dead)-Initial diagnosis 1) 2) Checklist : (1) Is input voltage normal? (2) Is AC power linked correctly? (3) Are connections between primary side, secondary side of the power transformer and PCB good. (4) Is output voltage of DC regulator IC KA7812 (IC01) normal? (11VDC-12.5VDC) (5) Is output voltage of DC regulator IC KA7805 (IC02) normal? (4.5VDC-5.5VDC) Troubleshooting procedure Remove power cord and plug in again in approx.
Troubleshooting 5-2-2 When the power is not applied(Outdoor unit) 1) Checking points (1) Is the voltage of the power normal? (2) Is the power line in good contact? (3) Are the primary (CN71) and secondary (CN11) connectors of the power trans in good contact? (4) Is the power voltage of the IC01 (KA7812) normal? (DC11.5V~DC12.5V) 2) Trouble shooting procedure Turn off the power, and then turn on the power in five minutes.
Troubleshooting 5-2-3 When the Indoor Unit Fan Does Not Operate. (Initial Diagnosis) 1) Checklist : (1) Is the indoor unit fan motor properly connected with the connector (CN73)? (2) Is the AC voltage correct? (3) Is HALL IC in indoor fan motor properly connected with the connector (CN43)? (4) Is the running capacitor properly connected with the terminal? 2) Troubleshooting procedure After unplugging out the power cord should be reconnected within five seconds.
Troubleshooting 5-2-4 When the Outdoor Unit Does Not Operate. (Initial Diagnosis) 1) Checklist : (1) Is input voltage normal? (2) Is the set temperature of the remote control higher than room temperature in COOL mode? (3) Is the POWER IN connector (terminal-tab) linked correctly? (4) Is the outdoor unit properly connected with the TERMINAL BLOCK connector(5P)? 2) Troubleshooting procedure (1) Checking procedures for the indoor unit.
Troubleshooting (2) Procedures for checking the outdoor unit. Turn off the power, and then turn on the power in 5 seconds. Y Does the compressor operate in 2 minutes after the relay (RY71) is activated at the indoor unit after 3 minutes? N Normal Y Does the photo coupler (IC02, IC03) corresponding to the indoor units (B & C) operate? N Check and replace the relevant IC (IC02, IC03).
Troubleshooting 5-2-5 When the UP/DOWN Louver Moter Does Not Operate. (Initial Diagnosis) 1) 2) Checklist : (1) Is input voltage normal? (2) Is the UP/DOWN louver motor properly connected with the connector (CN61)? Troubleshooting procedure Remove power cord and plug in again in approx. 5 seconds. Y Is operating lamp blinking? Check as in the procedure "No Power parts". Refer to page 5-2.
Troubleshooting 5-2-6 If Operation By Remote Control Unit Is Impossible. (Initial Diagnosis) 1) Troubleshooting procedure Remove power cord and plug in again approx. 5 Seconds Is operation lamp blinking? N Y “ “ sound heard from the indoor unit when ON/OFF button on the remote control unit pushed? Voltage of battery less than 2.
Troubleshooting 5-2-7 When the SV-BY is Malfunctioning (Outdoor Unit) 1) Checking points (1) Is the SV1 under normal operating condition? (2) Is the voltage of the power normal? (3) Is the connector (CN76) of the SV-BY in good contact? (4) Is the resistance at both ends of the solenoid about 1.4kΩ ? 2) Checking procedures (1) When either of the indoor units (B & C) is turned on Turn off the outdoor power, and then turn on the power in 5 seconds.
Troubleshooting (2) When all of the indoor units (B & C) are turned off Turn off the outdoor power, and then turn on the power in 5 seconds. Y Is the SV1 turned off after operating for about 2 minutes when all of the indoor units (B & C) are turned off? Y Normal N (1) Does the No14 pin output of the IC04 maintain "High"? (2) Does the No1 pin output of "Low"? (1) Is the No.12 pin voltage of the IC04 DC7V? (2) Is the No.3 pin voltage of the IC04 DC5V? N Y N • Check and replace the IC04.
Troubleshooting 5-2-8 When the SV-B is malfunctioning 1) Checking points (1) Is the SV-B under normal operating condition? (2) Is the voltage of the power normal? (3) Is the SV-B connector (CN75) in good contact? (4) Is the resistance at both ends of the solenoid about 1.
Troubleshooting 5-2-9 When the SV-C is malfunctioning 1) Checking point (1) Is the SV-C under normal operating condition? (2) Is the voltage of the power normal? (3) Is the SV-C connector (CN74) in good contact? (4) Is the resistance at both ends of the solenoid about 1.
Troubleshooting 5-2-10 When the SV-B and SV-C are malfunctioning with all of the indoor units (B & C) turned off 1) Checking points (1) Are the SVA and SVB under normal operating condition? (2) Is the voltage of the power normal? (3) Are the SV-B (CN75) and SV-C (CN74) connectors in good contact? (4) Is the resistance at both ends of the solenoid about 1.4kΩ? 2) Checking procedures Turn off the outdoor power, and then turn on the power in 5 seconds.
5-3 PCB Inspection 5-3-1 Cautions for Part Replacement 1. The human body carries much static electricity. Before touching a part for repair, replacement or the similar purpose, be sure to touch a grounded metallic portion by hand to let the static electricity go through the matallic portion to the earth. Espectially when handling any micro computer or IC, carefully remove such static electricity before touching them. 2.
Troubleshooting 5-3-3 Detailed Procedure No. Malfunction 1 Pull out the power plug from the AC terminal and confirm the fuse on the PCB assembly 1. Is the broken? 2 Turn the power on. If lamp blinks trouble is not related to the items 1 through 4 on the right. Voltage check 3 4 5 Set operating mode when RMC switch pushed. Except for [FAN]mode and [TIMER] mode. Checking point (symptoms) Causes 1. Voltage over 2. Indoor unit fan motor short-circuit. 1.
5-4 Fault Diagnosis of Major Parts Diagnosis Parts Temp.Sensor Heat ex. Sensor Indoor Fan Motor Measure resistance with a tester.
4. Disassembly and Reassembly Stop operation of the air conditioner and remove the power cord before repairing the unit. 4-1 Indoor Unit No Parts 1 Front Grille Procedure Remark 1) Stop the air conditioner operation and block the main power. 2) Seperate the tape of front. Panel upper. 3) Contract the second finger to the left and right handle and pull to open the inlet grille. 4) Take the left and right filter out. 5) Loosen one of the right fixing screw and seperate the terminal cover.
Disassembly and Reassembly No Parts Procedure 2 Filter Frame 1) Loosen the left and right screw of the Holder Filter, and Separate the Holder Filter. Ass'y Tray Drain 1) Do ①② , above. Separate the holder at the rear side of Indoor unit. Remark 2) Take the display PCB out. (Center of indoor unit). 3) Loosen three fixing screws of left and right. 3 4) Pull tray drain out from the back body. 4 Main PCB 1) Do " ①② ", above 2) Take all the connector of PCB upper side out.
Disassembly and Reassembly No Parts 5 Heat Exchanger Procedure Remark 1) Do " ①②➂➃ ", above. 2) Loosen the left screws of the heat exchanger. Lifting the heat exchanger up a little to push the up side for separation from the indoor unit 6 Fan Motor and Cross Fan 1) Do " ①②➂➃➄ ", above. 2) Loosen the fixing two screws and separate the motor holder. 3) Loosen the fixing screw of motor fan. (By use of M3 wrench) Separate the motor from the fan. Separate the fan motor the left holder bearing.
4-2 Outdoor Unit No Parts 1 Cabinet Procedure 1) 2) 3) 4) 5) 6) Turn off the unit and remove the power cable Remove the top cover. Remove the control box cover. Unplug the ass'y cable. Remove the cabi-side. Remove the cabi-front. Remark * When you assemble the parts, check if the each parts and electric connectors are fixed firmly. 2 Fan Motor & Propeller Fan 1) Do Procedure ① above. 2) Remove the nut flange.
3. Operating Instructions and Installation 3-1 Operating Instructions 3-1-1 Name & Function of Key in remote controller NO NAMED OF KEY FUNCTION OF KEY On/Off Button. Use this button to start and stop air conditioner. 1 2 (UP) Temp. up button. If the button is pressed once, the setting temperature is increased by 1°C (DOWN) Temp. down button. If the button is pressed once, the setting temperature is decreased by 1°C Each time you press this button, MODE is changed in the following order.
Operating Instructions and Installation 3-1-1 Name & Function of Key in remote controller 1. AUTO MODE : In this mode, operation COOL mode is selected automatically by the room temperature of initial operation. Operation Type Cool Operation Room Temp Tr≥ 24.5°C+∆T Compressor ON Tr≤ 24°C+∆T Compressor OFF ∆T= -1°, -2°C, 0°C+1°C+2°C ∆T is controlled by setting temperature up/down key of remote controller * FAN SPEED : AUTO 2.
Operating Instructions and Installation 7. COMPULSORY OPERATION : For operating the air conditioner without the remote controller. *AUTO : The operating is the same function that AUTO MODE in the remote controller. 8. 9. SWING : BLADE-H is rotated vertically by the stepping motor.
3-2. Outdoor unit controlling spec (Each load controlling condition) 3-2-1 Indoor unit signal(Rooms "B", and "C" signal) 1) On condition : A time point where the desired temperature at each indoor unit is +0.5°C against the current temperature. (When the compressor motor relay of each assembly main PCB is turned on.) 2) Off condition : A time point where the desired temperature at each indoor unit is against the current temperature. (When the compressor motor relay of each assembly main PCB is turned off.
Operating Instructions and Installation 3-2-5 Outdoor unit fan motor control (1 step) 1) On condition : When the compressor is "ON". 2) Off condition : When the compressor is "OFF". 3) The motor is operated in "High" rpm mode regardless of the number of the indoor units operated. (Note) 1. Controlling the solenoid valve of the outdoor unit according to the operation of the indoor units (Room B, Room C) Combination of indoor units Room "B" Room "C" Room 0 Room 1 • • Room 2 • • 2.
3-3 Installation (Fix the unit firmly if it is mounted in a high place.) 3-3-1 Selecting Area for Installation Select an area for installation that is suitable to the customer's needs. 3-3-1(a) Indoor Unit 1. Make sure that you install the indoor unit in an area providing good ventilation. It must not be blocked by an obstacle affecting the airflow near the air inlet and the air outlet. 2.
Operating Instructions and Installation 3-2-2 Installation diagram of indoor unit and outdoor unit A Indoor unit gas leak test check point Indoor unit Piping may be laid to the rear, left, right or down .
Operating Instructions and Installation 3-3-2(a) Fixing the Installation Plate 1. Determine the position of the pipe and drain hose hole using the right figure and drill the hole with an inner diameter of 65mm so that it slants slightly downwards. Installation plate Pipe hole (ø65mm) 2. If you are fixing the indoor unit to a… Then follow Steps… Wall 3. Window frame 4 to 6. 3. Fix the installation plate to the wall in a manner appropriate to the weight of the indoor unit.
Operating Instructions and Installation 3-3-2(c) Connecting the Assembly Cable. The outdoor unit is powered from the indoor unit via the assembly cable. If the outdoor unit is more than five metres away from the indoor unit, the cable must first be extended to a maximum of ten metres. 1. Extend the assembly cable if necessary. 2. Open the front grille by pulling on the tabs on the lower right and left sides of the indoor unit. 3. Remove the screw securing the connector cover. 4.
Operating Instructions and 3-3-2(e) Outdoor unit installation GAS LEAK TEST Outdoor unit check point Indoor unit check point Check for gas leak from the flare nut connections with leak detector. WIRING CONNECTION Two electric cables must be connected to the outdoor unit: • The assembly cable connecting the indoor unit to the outdoor unit. • The power cable connecting the auxiliary circuit breaker to the outdoor unit. 1 Remove the terminal board cover on the side of the outdoor unit.
Operating Instructions and Outdoor unit A 1 2 B L N Indoor Unit Outdoor Unit AM14E1(B1)E07 UM14A1(B1)E2 Terminal Block Earth terminal Circuit Breaker (Main Power cable) Earth terminal Earth terminal Assembly cable Earth terminal Earth terminal Indoor unit A-unit B-unit Grounding (The parts for this work are optional.) • A grounding terminal can be found on the outdoor unit as illustrated. 1. When an existing grounding terminal is available. (Grounding wire of ®™1.
Operating Instructions and Installation 3-3-2(f) Flare Modification • Tools used Flare modification procedure 1) Cut the pipe using a pipe cutter. 90° Oblique Raughness 2) Remove burrs at the tip of the pipe cut. Caution : Burrs not removed may result in leakage of gas. Burr Pipe Reamer 3) Insert a flare nut into the pipe and modifty flare. D A Outer diameter ø6.35mm ø9.52mm A(mm) 1.3 1.
Operating Instructions and 3-2-2(g) Air-Purging CAUTION The air in indoor unit and in the pipe must be purged. If air remains in the refrigeration pipes, it will affect the compressor, reduce to cooling capacity, and could lead to a malfuction. Refrigerant for air purging is not charged in the outdoor unit. Use vacuum pump as shown at the right figure. Each unit must be purged in turn 1. Check the piping connections 2.
Operating Instructions and Installation 3-2-2(h) Refrigerant Refill If connecting pipe of more than 10 metres is installed, additional refrigerant should be charged by extra metre. You don’t have to charge additional refrigerant up to 10 metres of connecting pipe. 1. Remove the valve stem cap and service port of 3-way valve. 2. Connect the charging hose of low pressure side of Manifold gauge to the packed valve having a charging port(1/2” Packed valve) as shown at the right figure. 3.
Operating Instructions and Installation 3-2-2(j) Pump down 1. Confirm that both the 2-way and 3-way valves are set to the open position. (1) Remove the valve stem caps. (2) Be sure to use a hexagonal wrench to operate the Gas side valve stems. 2. Operate the unit for 10 to 15 minutes. 3. Stop operation and wait for 3 minutes, then connect the charge set to the service port of the 3-way valve. (1) Connect the charge hose with the push pin to the service port. 2-Way Valve 4. Air purging of the charge hose.
Operating Instructions and Installation 3-3-3 Technical Document 3-3-3(a) AM14A1(B1)E07 / AM20A1(B1)E08 • Cooling Characteristics - Outdoor Temperature Test Condition Indoor Unit(DB/WB) : 27/19 Voltage/Frequency : 240V/50Hz Cooling Capacity & Air Outlet Temperature Cooling Capacity Air Outlet Temp.
Operating Instructions and Installation 3-3-3(b) AM20A1(B1)E06 • Cooling Characteristics - Outdoor Temperature (B or C Indoor Unit Only) Test Condition Indoor Unit(DB/WB) : 27/19 Voltage/Frequency : 240V/50Hz Cooling Capacity & Air Outlet Temperature Cooling Capacity Air Outlet Temp.
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2-2 Dimensions 2-2-1(a) Indoor Unit (AM14A1(B1)E07/AM20A1(B1)E08) (Remote control) (Front view) Air in 815 58 182 22 Air out Installation plate (Rear view) 2-2-1(b) Indoor Unit (AM20A1(B1)E06) (Remote control) (Front view) 745 177 58 22 (Rear view) 2-2 Samsung Electronics
Product Specifications 2-2-2 Outdoor Unit 2-2-2(a) UM20A1(B1)E3 (Front view) (Rear view) 2-2-2(b) UM14A1(B1)E2 (Front view) Samsung Electronics (Rear view) 2-3
2-3 Refrigerating Cycle Block Diagram 2-3-1(a) UM14A1(B1)E2 INDOOR UNIT OUTDOOR UNIT T1 (A) (B) Capillary tube 2-way valve Liquid side Heat exchanger (Condenser) Compressor-B Heat exchanger (Evaporator) T2 Gas side 3-way valve Cooling Compressor-A Gas leak check point Refrigerating cycle temperature and pressure Operating Condition A or B Cooling A+B Standard Max over load Low temp. Standard Max over load Low temp. STD Pressure (kg/cm2G) 3-way valve 5.0~5.2 6.0~6.3 3.4~3.6 5.0~5.2 6.0~6.
Product Specifications 2-3-2(b) UM20A1(B1)E3 Samsung Electronics 2-5
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10-1-2 AM20A1(B1)E06 Samsung Electronics 10-2
10-2 Outdoor Unit 10-2-1 UM20A1(B1)E3, UM14A1(B1)E2 Samsung Electronics 10-3
