Acson ACM 15 E User Manual

Acson ACM 15 E User Manual

Ceiling convertible split systems
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Models:
ACM 15 E/ER
ACM 20 E/ER
ACM 25 E/ER
ACM 28 E/ER
A5CM 15 E/ER
A5CM 20 E/ER
A5CM 25 E/ER
A5CM 28 E/ER
Ceiling Convertible
Split Systems
ACM - E- 2007
Downloaded from AC-Manual.com Manuals

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Summary of Contents for Acson ACM 15 E

  • Page 1 Models: ACM 15 E/ER ACM 20 E/ER ACM 25 E/ER ACM 28 E/ER A5CM 15 E/ER A5CM 20 E/ER A5CM 25 E/ER A5CM 28 E/ER Ceiling Convertible Split Systems ACM - E- 2007 Downloaded from AC-Manual.com Manuals...
  • Page 2: Table Of Contents

    TABLE OF CONTENTS 1. NOMENECLATURE ....................1 2. PRODUCT LINE-UP ....................3 3. FEATURES ........................ 6 4. APPLICATION INFORMATION - OPERATING RANGE ..................7 - REFRIGERANT CIRCUIT DIAGRAMS ............... 8 - CONTROLLERS ....................14 - INSTALLATION ....................18 5. ENGINEERING AND PHYSICAL DATA - GENERAL DATA ....................
  • Page 3: Nomeneclature

    Model Type R : heatpump Omitted if Cooling Only Series E : E series Capacity 20 : 20,000 Btu/h Model Name CM : Ceiling Convertible Refrigerant 5 : R410A Omitted if R22 model Brand A : ACSON Downloaded from AC-Manual.com Manuals...
  • Page 4 R : heatpump Omitted if Cooling Series C : C series Capacity 20 : 20,000 Btu/h Model Name LC : Single Split Condensing unit Refrigerant 5 : R410A Omitted if R22 model Brand A : ACSON Downloaded from AC-Manual.com Manuals...
  • Page 5: Product Line-Up

    2. PRODUCT LINE UP INDOOR UNIT ACM-E SERIES PRODUCT LINE UP Classification Handset ACGIA ACGIA ACGNA ACGIA ACGNA ACGIA ACGNA 15ER ACGIA ACGIA 20ER ACGNA ACGIA 25ER ACGNA ACGIA 28ER ACGNA A5CM-E SERIES PRODUCT LINE UP Classification Handset A5CM ACGIA ACGIA ACGNA ACGIA...
  • Page 6 OUTDOOR UNIT ALC-C SERIES PRODUCT LINE UP Classification Safety Devices ACPOD ACPID ACPBD ACPYD ACPOD ACPID ACPOD ACPID ACPOD ACPID ACPOA ACPIA AFGE AFGF AFGG FFGE FFGG ACPOB 15CR ACPIB ACPOD 18CR ACPID ACPOD 20CR ACPID ACPOD 25CR ACPID ACPOA 28CR ACPIA AFFB...
  • Page 7 OUTDOOR UNIT A5LC-C SERIES PRODUCT LINE UP Classification Safety Devices A5LC ACPOC ACPIA ACPOA FCPOC FCPIC ACPIA ACPOA FCPOC PCPIC ACPOA ACPIA FCPOA FCPIA ACCOA ACCIA FCCOA 15CR ACPOC ACPIA ACPOC 20CR FCPOC FCPIC ACPIA ACPOC 25CR FCPOC FCPIC ACPOA ACPIA 28CR FCPOA...
  • Page 8: Features

    Negative Ion Generator ACSON emphasis on provide indoor air quality solution. Therefore, the negative ionizer technology is being brought in as an essential part of the unit. The negative ion generator increases the amount of negative ion in the air-conditioning area, creating a refreshing and healthy living environment.
  • Page 9: Application Information

    4. APPLICATION INFORMATION Operating Range Ensure the operating temperature is in allowable range. Cooling only High ambient unit Standard point Caution : The use of your air conditioner outside the range of working Low ambient kit temperature and humidity can result in serious failure.
  • Page 10: Refrigerant Circuit Diagrams

    Refrigerant Circuit Diagrams MODEL : ACM / A5CM 15E - ALC / A5LC 15C ACM 20E - ALC 18C ACM / A5CM 20E - ALC / A5LC 20C A5CM 25E - A5LC 25C MODEL : ACM 25E - ALC 25C A5CM 28E - A5LC 28C Downloaded from AC-Manual.com Manuals...
  • Page 11 MODEL : ACM 28E - ALC 28C MODEL : ACM 28E - ALC 30C Downloaded from AC-Manual.com Manuals...
  • Page 12 MODEL : A5CM 28E - A5LC 35C MODEL : ACM / A5CM 15ER - ALC / A5LC 15CR Downloaded from AC-Manual.com Manuals...
  • Page 13 MODEL : ACM / A5CM 20ER - ALC / A5LC 20CR A5CM 25ER - A5LC 25CR MODEL : ACM 25ER - ALC 25CR ACM 28ER - ALC 28CR Downloaded from AC-Manual.com Manuals...
  • Page 14 MODEL : A5CM 28ER - A5LC 28CR MODEL : ACM 28ER - ALC 30CR Downloaded from AC-Manual.com Manuals...
  • Page 15 MODEL : A5CM 28ER - A5LC 35CR Downloaded from AC-Manual.com Manuals...
  • Page 16: Controllers

    Controllers G12 Remote Controller Temperature Setting Personalised Setting • • To set the desired room Press and hold the button for 3s to initiate personalized setting. temperature, press the button to increase or decrease the set • Set the individual setting e.g. temperature.
  • Page 17 AC-5300 (OPTIONAL) 1. “ON/OFF” switch 6. “Sleep” mode • Press to start the air conditioner unit. • Press button to activate the sleep function can • Press again to stop the unit. only be activated under “cool” or heating mode operation.
  • Page 18 Operating State and Fault Table Wireless Remote Control – Handset LED Indicator Light Display Cooling Only Heatpump COOL COOL HEAT Normal Operation / Fault Indication COOL HEAT Cool mode Heat mode Dry mode Fan mode Auto mode in cooling operation Auto mode in heating operation Room air sensor open or short Indoor coil sensor open or short...
  • Page 19 Wired Remote Control – SLM Cooling / Heatpump Model Error Code at 7 Segment Display Operation / Faulty Indication Blink E1 Room sensor open or short Blink E2 Indoor coil sensor open Blink E3 Outdoor coil sensor open Compressor overload / Blink E4 Indoor coil sensor short / Outdoor coil sensor short...
  • Page 20: Installation

    Installation Caution Sharp edges and coil surfaces are potential injury hazard. Avoid from contact with them. (1) Installation of Indoor Unit Preliminary Site Survey • Electrical supply and installation is to confirm to local authority's (e.g. National Electrical Board) codes and regulations.
  • Page 21: Floor Standing Type

    Please ensure that the following steps are taken: • Check the gradient for drainage flow as recommended in Figure B. • Provide clearance for easy servicing and optimal air flow as shown in Figure C. • The indoor unit must be installed such that there is no short circuit of the cool discharge air with the warm return air.
  • Page 22 Under Ceiling Installation Install the Suspension Bolts Install the suspension bolts so that it can support the indoor unit. Adjust the distance to ceiling before installation. Refer to the dimension given (Figure A) to install the unit. Install the Indoor Unit Insert the suspension bolts into the fittings of the hanger bracket.
  • Page 23 Floor standing installation 1. Refer to the dimension as illustrated when installing the mounting bracket. 2. Determine the pipe hose position using the rear piping hole. Drill the pipe hole at the slight downward slant to the outdoor side. Downloaded from AC-Manual.com Manuals...
  • Page 24 Piping and Drain Hose Installation Under Ceiling Type 1. The piping direction can be 2 ways as illustrated. 2. The drain hose is only 1 way. Floor standing type How to Install the Drain Hose 1. Remove the 2 screws and the drain pipe holder. 2.
  • Page 25 How to Remove the Air Inlet Grille 1. Remove the air inlet grille by both hands as the direction shown. 2. Loosen the screws for fixing the panel arm (3 screws - Left, Right and Center). Do not remove the screws at this time.
  • Page 26 How to install the air filter To Adjust the Vane Direction Adjust the vane linkage as the direction shown to get the required vane direction. Dimension of the Fresh Air Intake Hole Downloaded from AC-Manual.com Manuals...
  • Page 27 (2) Installation Of Outdoor Unit As condensing temperature rises, evaporating temperature rises and cooling capacity drops. In order to achieve maximum cooling capacity, the location selected for outdoor unit should fulfill the following requirements : • Install the condensing (outdoor) unit in a way such that hot air distributed by the outdoor condensing unit cannot be drawn in again (as in the case of short circuit of hot discharge air).
  • Page 28 (3) Refrigerant Piping Maximum Piping Length And Maximum Number Of Bends When the pipe length becomes too long, both the capacity and reliability drop. As the number of bends in- creases, system piping resistance to the refrigerant flow increases, thus lowering the cooling capacity, and as the result the compressor may become defective.
  • Page 29: Electrical Connections

    (4) Wiring Electrical Connections • Wiring regulations on wire diameters differ from country to country. Please refer to your LOCAL ELECTRI- CAL CODES for field wiring rules. Be sure that installations comply with the rules and regulations. General Precautions • Ensure that the rated voltage of the unit corresponds to the name plate before carrying out proper wiring according to the wiring diagram.
  • Page 30 Diagram shows typical charging method: Note : R407C – Fix filter dryer R22 - Nil R410A - Nil (7) Overall Checking • Ensure the following, in particular: The unit is mounted solidly and rigid in position. Piping and connections are leak proof after charging. Proper wiring has been done.
  • Page 31 (9) Special Precautions When Dealing With Refrigerant R410a Unit What Is New Refrigerant R410A? R410A is a new HFC refrigerant which does not damage the ozone layer. The working pressure of this new refrigerant is 1.6 times higher than conventional refrigerant (R22), thus proper installation / servicing is essential.
  • Page 32 d) When charging R410A, ensure that only liquid is being withdrawn from the cylinder or can. This is to ensure that only the original composition of R410A is being delivered into the system. The liquid composition can be different from the vapor composition. Invert cylinder Dip-pipe without dip-pipe...
  • Page 33: Engineering And Physical Data

    5. ENGINEERING AND PHYSICAL DATA GENERAL DATA - COOLING ONLY (R22) INDOOR UNIT ACM 15E MODEL OUTDOOR UNIT ALC 15C 12000 Btu/h NOMINAL CAPACITY 3520 NOMINAL TOTAL INPUT POWER 1250 NOMINAL RUNNING CURRENT POWER SOURCE 220 - 240 / 1 / 50 V/Ph/Hz 2.82 REFRIGERANT TYPE...
  • Page 34 GENERAL DATA - COOLING ONLY (R22) INDOOR UNIT ACM 20E MODEL OUTDOOR UNIT ALC 18C ALC 20C Btu/h 18000 19000 NOMINAL CAPACITY 5280 5570 NOMINAL TOTAL INPUT POWER 1870 1861 NOMINAL RUNNING CURRENT POWER SOURCE V/Ph/Hz 220 - 240 / 1 / 50 220 - 240 / 1 / 50 2.82 2.99...
  • Page 35 GENERAL DATA - COOLING ONLY (R22) INDOOR UNIT ACM 25E MODEL OUTDOOR UNIT ALC 25C Btu/h 24000 NOMINAL CAPACITY 7030 NOMINAL TOTAL INPUT POWER 2573 NOMINAL RUNNING CURRENT 11.5 POWER SOURCE 220 - 240 / 1 / 50 V/Ph/Hz 2.73 REFRIGERANT TYPE REFRIGERANT CONTROL (EXPANSION DEVICE) OUTDOOR CAP.
  • Page 36 GENERAL DATA - COOLING ONLY (R22) INDOOR UNIT ACM 28E MODEL OUTDOOR UNIT ALC 28C ALC 30C Btu/h 28000 28000 NOMINAL CAPACITY 8210 8210 NOMINAL TOTAL INPUT POWER 2811 2747 NOMINAL RUNNING CURRENT 13.6 13.3 POWER SOURCE V/Ph/Hz 220 - 240 / 1 / 50 220 - 240 / 1 / 50 2.92 2.99...
  • Page 37 GENERAL DATA - HEATPUMP (R22) INDOOR UNIT ACM 15ER MODEL OUTDOOR UNIT ALC 15CR Btu/h 12000 NOMINAL COOLING CAPACITY 3520 12000 Btu/h NOMINAL HEATING CAPACITY 3520 NOMINAL TOTAL INPUT POWER (COOLING) 1250 NOMINAL TOTAL INPUT POWER (HEATING) NOMINAL RUNNING CURRENT (COOLING) NOMINAL RUNNING CURRENT (HEATING) POWER SOURCE 220 - 240 / 1 / 50...
  • Page 38 GENERAL DATA - HEATPUMP (R22) INDOOR UNIT ACM 20ER MODEL OUTDOOR UNIT ALC 18CR ALC 20CR Btu/h 18000 19000 NOMINAL COOLING CAPACITY 5280 5570 18500 19500 Btu/h NOMINAL HEATING CAPACITY 5420 5720 NOMINAL TOTAL INPUT POWER (COOLING) 1870 1861 NOMINAL TOTAL INPUT POWER (HEATING) 1710 1811 NOMINAL RUNNING CURRENT (COOLING)
  • Page 39 GENERAL DATA - HEATPUMP (R22) INDOOR UNIT ACM 25ER MODEL OUTDOOR UNIT ALC 25CR Btu/h 24000 NOMINAL COOLING CAPACITY 7030 25000 Btu/h NOMINAL HEATING CAPACITY 7330 NOMINAL TOTAL INPUT POWER (COOLING) 2573 NOMINAL TOTAL INPUT POWER (HEATING) 2493 NOMINAL RUNNING CURRENT (COOLING) 11.5 NOMINAL RUNNING CURRENT (HEATING) 11.2...
  • Page 40 GENERAL DATA - HEATPUMP (R22) INDOOR UNIT ACM 28ER MODEL OUTDOOR UNIT ALC 28CR ALC 30CR Btu/h 28000 28000 NOMINAL COOLING CAPACITY 8210 8210 Btu/h 28500 28500 NOMINAL HEATING CAPACITY 8350 8350 NOMINAL TOTAL INPUT POWER (COOLING) 2862 2747 NOMINAL TOTAL INPUT POWER (HEATING) 2902 2954 NOMINAL RUNNING CURRENT (COOLING)
  • Page 41 GENERAL DATA - COOLING ONLY (R410A) INDOOR UNIT A5CM 15E MODEL OUTDOOR UNIT A5LC 15C Btu/h 12900 NOMINAL CAPACITY 3780 NOMINAL TOTAL INPUT POWER 1280 NOMINAL RUNNING CURRENT POWER SOURCE 220 - 240 / 1 / 50 V/Ph/Hz 2.95 REFRIGERANT TYPE R410A REFRIGERANT CONTROL (EXPANSION DEVICE) OUTDOOR CAP.
  • Page 42 GENERAL DATA - COOLING ONLY (R410A) INDOOR UNIT A5CM 20E A5CM 25E MODEL OUTDOOR UNIT A5LC 20C A5LC 25C Btu/h 17500 / <18100> 20000 / <22860> NOMINAL CAPACITY - 1Ø / <3Ø> 5130 / <5300> 5860 / <6700> NOMINAL TOTAL INPUT POWER - 1Ø / <3Ø> 1723 / <1757>...
  • Page 43 GENERAL DATA - COOLING ONLY (R410A) INDOOR UNIT A5CM 28E MODEL OUTDOOR UNIT A5LC 28C A5LC 35C Btu/h 26000 / <26000> 30000 / <30000> NOMINAL CAPACITY - 1Ø / <3Ø> 7620/ <7620> 8790 / <8790> NOMINAL TOTAL INPUT POWER - 1Ø / <3Ø> 2670 / <2715>...
  • Page 44 GENERAL DATA - HEATPUMP (R410A) INDOOR UNIT A5CM 15ER MODEL OUTDOOR UNIT A5LC 15CR Btu/h 12900 NOMINAL COOLING CAPACITY 3780 11800 Btu/h NOMINAL HEATING CAPACITY 3460 NOMINAL TOTAL INPUT POWER (COOLING) 1268 NOMINAL TOTAL INPUT POWER (HEATING) 1138 NOMINAL RUNNING CURRENT (COOLING) NOMINAL RUNNING CURRENT (HEATING) POWER SOURCE 220 - 240 / 1 / 50...
  • Page 45 GENERAL DATA - HEATPUMP (R410A) INDOOR UNIT A5CM 20ER A5CM 25ER MODEL OUTDOOR UNIT A5LC 20CR A5LC 25CR Btu/h 17500 / <18100> 20000 / <26000> NOMINAL COOLING CAPACITY - 1Ø / <3Ø> 5130 / <5300> 5860 / <6700> Btu/h 18500 / <18770> 22000 / <23200>...
  • Page 46 GENERAL DATA - HEATPUMP (R410A) INDOOR UNIT A5CM 28ER MODEL OUTDOOR UNIT A5LC 28CR A5LC 35CR Btu/h 26000 / <26000> 30000 / <30000> NOMINAL COOLING CAPACITY - 1Ø / <3Ø> 7620 / <7620> 8790 / <8790> Btu/h 26500 / <26500> 31000 / <31000>...
  • Page 47: Components Data

    COMPONENTS DATA (R22) INDOOR UNIT ACM 15E MODEL OUTDOOR UNIT ALC 15C TYPE CROSS FLOW QUANTITY MATERIAL INDOOR FAN DRIVE DIRECT DIAMETER 146 / 5.75 mm/in LENGTH mm/in 200 / 7.87 TYPE INDUCTION INDOOR FAN QUANTITY MOTOR INDEX OF PROTECTION (IP) TYPE PROPELLER QUANTITY...
  • Page 48 COMPONENTS DATA (R22) INDOOR UNIT ACM 20E MODEL OUTDOOR UNIT ALC 18C ALC 20C TYPE CROSS FLOW QUANTITY MATERIAL INDOOR FAN DRIVE DIRECT DIAMETER 146 / 5.75 mm/in LENGTH mm/in 200 / 7.87 TYPE INDUCTION INDOOR FAN QUANTITY MOTOR INDEX OF PROTECTION (IP) TYPE PROPELLER QUANTITY...
  • Page 49 COMPONENTS DATA (R22) INDOOR UNIT ACM 25E MODEL OUTDOOR UNIT ALC 25C TYPE CROSS FLOW QUANTITY MATERIAL INDOOR FAN DRIVE DIRECT DIAMETER 146 / 5.75 mm/in LENGTH mm/in 200 / 7.87 TYPE INDUCTION INDOOR FAN QUANTITY MOTOR INDEX OF PROTECTION (IP) TYPE PROPELLER QUANTITY...
  • Page 50 COMPONENTS DATA (R22) INDOOR UNIT ACM 28E MODEL OUTDOOR UNIT ALC 28C ALC 30C TYPE CROSS FLOW QUANTITY MATERIAL INDOOR FAN DRIVE DIRECT DIAMETER 146 / 5.75 mm/in LENGTH mm/in 200 / 7.87 TYPE INDUCTION INDOOR FAN QUANTITY MOTOR INDEX OF PROTECTION (IP) TYPE PROPELLER QUANTITY...
  • Page 51 COMPONENTS DATA (R22) INDOOR UNIT ACM 15ER MODEL OUTDOOR UNIT ALC 15CR TYPE CROSS FLOW QUANTITY MATERIAL INDOOR FAN DRIVE DIRECT DIAMETER 146 / 5.75 mm/in LENGTH mm/in 200 / 7.87 TYPE INDUCTION INDOOR FAN QUANTITY MOTOR INDEX OF PROTECTION (IP) TYPE PROPELLER QUANTITY...
  • Page 52 COMPONENTS DATA (R22) INDOOR UNIT ACM 20ER MODEL OUTDOOR UNIT ALC 18CR ALC 20CR TYPE CROSS FLOW QUANTITY MATERIAL INDOOR FAN DRIVE DIRECT DIAMETER 146 / 5.75 mm/in LENGTH mm/in 200 / 7.87 TYPE INDUCTION INDOOR FAN QUANTITY MOTOR INDEX OF PROTECTION (IP) TYPE PROPELLER QUANTITY...
  • Page 53 COMPONENTS DATA (R22) INDOOR UNIT ACM 25ER MODEL OUTDOOR UNIT ALC 25CR TYPE CROSS FLOW QUANTITY MATERIAL INDOOR FAN DRIVE DIRECT DIAMETER 146 / 5.75 mm/in LENGTH 200 / 7.87 mm/in TYPE INDUCTION INDOOR FAN QUANTITY MOTOR INDEX OF PROTECTION (IP) TYPE PROPELLER QUANTITY...
  • Page 54 COMPONENTS DATA (R22) INDOOR UNIT ACM 28ER MODEL OUTDOOR UNIT ALC 28CR ALC 30CR TYPE CROSS FLOW QUANTITY MATERIAL INDOOR FAN DRIVE DIRECT DIAMETER 146 / 5.75 mm/in LENGTH mm/in 200 / 7.87 TYPE INDUCTION INDOOR FAN QUANTITY MOTOR INDEX OF PROTECTION (IP) TYPE PROPELLER QUANTITY...
  • Page 55 COMPONENTS DATA (R410A) INDOOR UNIT A5CM 15E MODEL OUTDOOR UNIT A5LC 15C TYPE CROSS FLOW QUANTITY MATERIAL INDOOR FAN DRIVE DIRECT DIAMETER 146 / 5.75 mm/in LENGTH mm/in 200 / 7.87 TYPE INDUCTION INDOOR FAN QUANTITY MOTOR INDEX OF PROTECTION (IP) TYPE PROPELLER QUANTITY...
  • Page 56 COMPONENTS DATA (R410A) INDOOR UNIT A5CM 20E A5CM 25E MODEL OUTDOOR UNIT A5LC 20C A5LC 25C TYPE CROSS FLOW QUANTITY MATERIAL INDOOR FAN DRIVE DIRECT DIAMETER 146 / 5.75 mm/in LENGTH 200 / 7.87 mm/in TYPE INDUCTION INDOOR FAN QUANTITY MOTOR INDEX OF PROTECTION (IP) TYPE...
  • Page 57 COMPONENTS DATA (R410A) INDOOR UNIT A5CM 28E MODEL OUTDOOR UNIT A5LC 28C A5LC 35C TYPE CROSS FLOW QUANTITY MATERIAL INDOOR FAN DRIVE DIRECT DIAMETER 146 / 5.75 mm/in LENGTH 200 / 7.87 mm/in TYPE INDUCTION INDOOR FAN QUANTITY MOTOR INDEX OF PROTECTION (IP) TYPE PROPELLER QUANTITY...
  • Page 58 COMPONENTS DATA (R410A) INDOOR UNIT A5CM 15ER MODEL OUTDOOR UNIT A5LC 15CR TYPE CROSS FLOW QUANTITY MATERIAL INDOOR FAN DRIVE DIRECT DIAMETER 146 / 5.75 mm/in LENGTH mm/in 200 / 7.87 TYPE INDUCTION INDOOR FAN QUANTITY MOTOR INDEX OF PROTECTION (IP) TYPE PROPELLER QUANTITY...
  • Page 59 COMPONENTS DATA (R410A) INDOOR UNIT A5CM 20ER A5CM 25ER MODEL OUTDOOR UNIT A5LC 20CR A5LC 25CR TYPE CROSS FLOW QUANTITY MATERIAL INDOOR FAN DRIVE DIRECT DIAMETER 146 / 5.75 mm/in LENGTH 200 / 7.87 mm/in TYPE INDUCTION INDOOR FAN QUANTITY MOTOR INDEX OF PROTECTION (IP) PROPELLER...
  • Page 60 COMPONENTS DATA (R410A) INDOOR UNIT A5CM 28ER MODEL OUTDOOR UNIT A5LC 28CR A5LC 35CR TYPE CROSS FLOW Q'TY MATERIAL INDOOR FAN DRIVE DIRECT DIAMETER 146 / 5.75 mm/in LENGTH mm/in 200 / 7.87 TYPE INDUCTION INDOOR FAN Q'TY MOTOR INDEX OF PROTECTION (IP) TYPE PROPELLER Q'TY...
  • Page 61: Safety Devices

    SAFETY DEVICES INDOOR UNIT ACM 15E MODEL OUTDOOR UNIT ALC 15C TYPE HIGH PRESSURE SWITCH OPEN kPa / psi CLOSE kPa / psi TYPE SAFETY DEVICE LOW PRESSURE SWITCH OPEN kPa / psi CLOSE kPa / psi PHASE SEQUENCER DISCHARGE THERMOSTAT SETTING °C / °F INDOOR UNIT ACM 20E...
  • Page 62 SAFETY DEVICES INDOOR UNIT ACM 15ER MODEL OUTDOOR UNIT ALC 15CR TYPE HIGH PRESSURE SWITCH OPEN kPa / psi CLOSE kPa / psi TYPE SAFETY DEVICE LOW PRESSURE SWITCH OPEN kPa / psi CLOSE kPa / psi PHASE SEQUENCER DISCHARGE THERMOSTAT SETTING °C / °F INDOOR UNIT ACM 20ER...
  • Page 63 SAFETY DEVICES INDOOR UNIT A5CM 15E MODEL OUTDOOR UNIT A5LC 15C TYPE HIGH PRESSURE SWITCH OPEN kPa / psi CLOSE kPa / psi TYPE SAFETY DEVICE LOW PRESSURE SWITCH OPEN kPa / psi CLOSE kPa / psi PHASE SEQUENCER DISCHARGE THERMOSTAT SETTING °C / °F INDOOR UNIT A5CM 20E...
  • Page 64 SAFETY DEVICES INDOOR UNIT A5CM 15ER MODEL OUTDOOR UNIT A5LC 15CR TYPE HIGH PRESSURE SWITCH OPEN kPa / psi CLOSE kPa / psi TYPE SAFETY DEVICE LOW PRESSURE SWITCH OPEN kPa / psi CLOSE kPa / psi PHASE SEQUENCER DISCHARGE THERMOSTAT SETTING °C / °F INDOOR UNIT A5CM 20ER...
  • Page 65: Performance Data

    6. PERFORMANCE DATA Interpolation and Extrapolation method can be used to get the total capacity, Q and sensible capacity, SC at those temperatures which are not stated out in the table. Example: Model: ACM 15E / ALC 15C Indoor Condition: 23°C DB, 15°C WB Outdoor Condition: 37°C DB Solution: Overall...
  • Page 66 Details: Step: To obtain the Total capacity and Sensible capacity for (a) Indoor Condition: 24°C DB, 15°C WB Outdoor Condition: 35°C DB Outdoor DB ° C Indoor DB Indoor WB ° C ° C TC (kW) SC (kW) 3.363 2.381 3.431 2.288 Total capacity, TC...
  • Page 67 Step: To obtain the Total capacity and Sensible capacity for (a) Indoor Condition: 23°C DB, 15°C WB Outdoor Condition: 35°C DB Outdoor DB ° C Indoor DB Indoor WB ° C ° C TC (kW) SC (kW) 3.295 1.510 3.295 2.474 Total capacity, TC ⇒...
  • Page 68 Step: To obtain the Total capacity and Sensible capacity for (a) Indoor Condition: 23°C DB, 15°C WB Outdoor Condition: 37°C DB Outdoor DB ° C Indoor DB Indoor WB ° C ° C TC (kW) SC (kW) TC (kW) SC (kW) TC (kW) SC (kW) 3.295...
  • Page 69: Performance Tables

    Performance Tables R22 MODELS (COOLING ONLY) MODEL : ACM 15E / ALC 15C Outdoor DB°C ID DB°C ID WB°C TC(kW) SC(kW) TC(kW) SC(kW) TC(kW) SC(kW) TC(kW) SC(kW) TC(kW) SC(kW) TC(kW) SC(kW) 4.198 2.455 3.897 2.140 3.596 1.825 3.295 1.510 2.995 1.195 2.634 0.816...
  • Page 70: Cooling Only

    R22 MODELS (COOLING ONLY) MODEL : ACM 20E / ALC 20C Outdoor DB°C ID DB°C ID WB°C TC(kW) SC(kW) TC(kW) SC(kW) TC(kW) SC(kW) TC(kW) SC(kW) TC(kW) SC(kW) TC(kW) SC(kW) 5.850 3.645 5.531 3.384 5.213 3.123 4.894 2.862 4.575 2.602 4.193 2.288 6.081 3.339...
  • Page 71 R22 MODELS (COOLING ONLY) MODEL : ACM 28E / ALC 28C Outdoor DB°C ID DB°C ID WB°C TC(kW) SC(kW) TC(kW) SC(kW) TC(kW) SC(kW) TC(kW) SC(kW) TC(kW) SC(kW) TC(kW) SC(kW) 8.627 5.602 8.148 5.215 7.669 4.828 7.190 4.441 6.711 4.054 6.136 3.589 9.034 5.190...
  • Page 72: Cooling Mode

    R22 MODELS (HEATPUMP) MODEL : ACM 15ER / ALC 15CR COOLING MODE Outdoor DB°C ID DB°C ID WB°C TC(kW) SC(kW) TC(kW) SC(kW) TC(kW) SC(kW) TC(kW) SC(kW) TC(kW) SC(kW) TC(kW) SC(kW) 4.198 2.455 3.897 2.140 3.596 1.825 3.295 1.510 2.995 1.195 2.634 0.816 4.255...
  • Page 73 R22 MODELS (HEATPUMP) MODEL : ACM 20ER / ALC 18CR COOLING MODE Outdoor DB°C ID DB°C ID WB°C TC(kW) SC(kW) TC(kW) SC(kW) TC(kW) SC(kW) TC(kW) SC(kW) TC(kW) SC(kW) TC(kW) SC(kW) 5.743 3.699 5.397 3.404 5.050 3.110 4.703 2.816 4.356 2.522 3.940 2.168 5.969...
  • Page 74 R22 MODELS (HEATPUMP) MODEL : ACM 20ER / ALC 20CR COOLING MODE Outdoor DB°C ID DB°C ID WB°C TC(kW) SC(kW) TC(kW) SC(kW) TC(kW) SC(kW) TC(kW) SC(kW) TC(kW) SC(kW) TC(kW) SC(kW) 5.850 3.645 5.531 3.384 5.213 3.123 4.894 2.862 4.575 2.602 4.193 2.288 6.081...
  • Page 75 R22 MODELS (HEATPUMP) MODEL : ACM 25ER / ALC 25CR COOLING MODE Outdoor DB°C ID DB°C ID WB°C TC(kW) SC(kW) TC(kW) SC(kW) TC(kW) SC(kW) TC(kW) SC(kW) TC(kW) SC(kW) TC(kW) SC(kW) 7.548 5.116 7.125 4.731 6.702 4.345 6.278 3.960 5.855 3.574 5.347 3.112 7.724...
  • Page 76 R22 MODELS (HEATPUMP) MODEL : ACM 28ER / ALC 28CR COOLING MODE Outdoor DB°C ID DB°C ID WB°C TC(kW) SC(kW) TC(kW) SC(kW) TC(kW) SC(kW) TC(kW) SC(kW) TC(kW) SC(kW) TC(kW) SC(kW) 8.627 5.602 8.148 5.215 7.669 4.828 7.190 4.441 6.711 4.054 6.136 3.589 9.034...
  • Page 77 R22 MODELS (HEATPUMP) MODEL : ACM 28ER / ALC 30CR COOLING MODE Outdoor DB°C ID DB°C ID WB°C TC(kW) SC(kW) TC(kW) SC(kW) TC(kW) SC(kW) TC(kW) SC(kW) TC(kW) SC(kW) TC(kW) SC(kW) 8.897 5.879 8.367 5.441 7.837 5.003 7.307 4.564 6.778 4.126 6.142 3.600 9.245...
  • Page 78 R410A MODELS (COOLING ONLY) MODEL : A5CM 15E / A5LC 15C Outdoor DB°C ID DB°C ID WB°C TC(kW) SC(kW) TC(kW) SC(kW) TC(kW) SC(kW) TC(kW) SC(kW) TC(kW) SC(kW) TC(kW) SC(kW) 4.362 2.573 3.980 2.190 3.593 1.802 3.206 1.414 2.819 1.027 2.354 0.562 4.440 2.359...
  • Page 79 R410A MODELS (COOLING ONLY) MODEL : A5CM 20E / A5LC 20C (3 PHASE) Outdoor DB°C ID DB°C ID WB°C TC(kW) SC(kW) TC(kW) SC(kW) TC(kW) SC(kW) TC(kW) SC(kW) TC(kW) SC(kW) TC(kW) SC(kW) 5.670 3.743 5.205 3.276 4.741 2.812 4.278 2.347 3.815 1.883 3.258 1.325...
  • Page 80 R410A MODELS (COOLING ONLY) MODEL : A5CM 25E / A5LC 25C (3 PHASE) Outdoor DB°C ID DB°C ID WB°C TC(kW) SC(kW) TC(kW) SC(kW) TC(kW) SC(kW) TC(kW) SC(kW) TC(kW) SC(kW) TC(kW) SC(kW) 6.763 4.405 6.436 4.061 6.057 3.765 5.677 3.469 5.298 3.173 4.842 2.818...
  • Page 81 R410A MODELS (COOLING ONLY) MODEL : A5CM 28E / A5LC 35C Outdoor DB°C ID DB°C ID WB°C TC(kW) SC(kW) TC(kW) SC(kW) TC(kW) SC(kW) TC(kW) SC(kW) TC(kW) SC(kW) TC(kW) SC(kW) 8.685 5.958 8.373 5.617 8.022 5.364 7.670 5.111 7.318 4.858 6.897 4.555 9.015 5.683...
  • Page 82 R410A MODELS (HEATPUMP) MODEL : A5CM 15ER / A5LC 15CR COOLING MODE Outdoor DB°C ID DB°C ID WB°C TC(kW) SC(kW) TC(kW) SC(kW) TC(kW) SC(kW) TC(kW) SC(kW) TC(kW) SC(kW) TC(kW) SC(kW) 4.362 2.573 3.980 2.190 3.593 1.802 3.206 1.414 2.819 1.027 2.354 0.562 4.440...
  • Page 83 R410A MODELS (HEATPUMP) MODEL : A5CM 20ER / A5LC 20CR (1 PHASE) COOLING MODE Outdoor DB°C ID DB°C ID WB°C TC(kW) SC(kW) TC(kW) SC(kW) TC(kW) SC(kW) TC(kW) SC(kW) TC(kW) SC(kW) TC(kW) SC(kW) 5.715 3.788 5.176 3.247 4.622 2.692 4.068 2.137 3.514 1.581 2.849...
  • Page 84 R410A MODELS (HEATPUMP) MODEL : A5CM 20ER / A5LC 20CR (3 PHASE) COOLING MODE Outdoor DB°C ID DB°C ID WB°C TC(kW) SC(kW) TC(kW) SC(kW) TC(kW) SC(kW) TC(kW) SC(kW) TC(kW) SC(kW) TC(kW) SC(kW) 5.670 3.743 5.205 3.276 4.741 2.812 4.278 2.347 3.815 1.883 3.258...
  • Page 85 R410A MODELS (HEATPUMP) MODEL : A5CM 25ER / A5LC 25CR (1 PHASE) COOLING MODE Outdoor DB°C ID DB°C ID WB°C TC(kW) SC(kW) TC(kW) SC(kW) TC(kW) SC(kW) TC(kW) SC(kW) TC(kW) SC(kW) TC(kW) SC(kW) 5.924 4.060 5.602 3.715 5.279 3.405 4.956 3.096 4.633 2.787 4.246...
  • Page 86 R410A MODELS (HEATPUMP) MODEL : A5CM 25ER / A5LC 25CR (3 PHASE) COOLING MODE Outdoor DB°C ID DB°C ID WB°C TC(kW) SC(kW) TC(kW) SC(kW) TC(kW) SC(kW) TC(kW) SC(kW) TC(kW) SC(kW) TC(kW) SC(kW) 6.763 4.405 6.436 4.061 6.057 3.765 5.677 3.469 5.298 3.173 4.842...
  • Page 87 R410A MODELS (HEATPUMP) MODEL : A5CM 28ER / A5LC 28CR COOLING MODE Outdoor DB°C ID DB°C ID WB°C TC(kW) SC(kW) TC(kW) SC(kW) TC(kW) SC(kW) TC(kW) SC(kW) TC(kW) SC(kW) TC(kW) SC(kW) 8.117 5.375 7.585 4.821 6.954 4.289 6.323 3.757 5.693 3.225 4.936 2.587 8.318...
  • Page 88 R410A MODELS (HEATPUMP) MODEL : A5CM 28ER / A5LC 35CR COOLING MODE Outdoor DB°C ID DB°C ID WB°C TC(kW) SC(kW) TC(kW) SC(kW) TC(kW) SC(kW) TC(kW) SC(kW) TC(kW) SC(kW) TC(kW) SC(kW) 8.685 5.958 8.373 5.617 8.022 5.364 7.670 5.111 7.318 4.858 6.897 4.555 9.015...
  • Page 89: Dimensional Data

    7. DIMENSIONAL DATA INDOOR UNIT ACM 15/20/25/28E/ER A5CM 15/20/25/28E/ER Note : Dimension in mm OUTDOOR UNIT ALC / A5LC 15 C/CR Note : Dimension in mm Downloaded from AC-Manual.com Manuals...
  • Page 90 ALC 18C/CR ALC 20/25/28C/CR A5LC 20/25/28C/CR For 25/28 C/CR Only MODEL 855 628 328 508 181 149 101 113 603 126 164 ALC 18C, ALC/A5LC 20C/CR 855 730 328 513 182 149 101 113 603 126 164 ALC / A5LC 25/28 C/CR Note : Dimension in mm ALC 30C/CR A5LC 35C/CR...
  • Page 91: Electrical Data

    8. ELECTRICAL DATA ELECTRICAL DATA - COOLING ONLY (R22) INDOOR UNIT ACM 15E MODEL OUTDOOR UNIT ALC 15C INSULATION GRADE CLASS B 220 - 240 / 1 / 50 POWER SOURCE V/Ph/Hz RATED INPUT POWER INDOOR MOTOR 0.34 RATED RUNNING CURRENT MOTOR OUTPUT POLES INSULATION GRADE...
  • Page 92 ELECTRICAL DATA - COOLING ONLY (R22) INDOOR UNIT ACM 25E MODEL OUTDOOR UNIT ALC 25C INSULATION GRADE CLASS B POWER SOURCE V/Ph/Hz 220 - 240 / 1 / 50 RATED INPUT POWER INDOOR MOTOR 0.49 RATED RUNNING CURRENT MOTOR OUTPUT POLES INSULATION GRADE CLASS B...
  • Page 93 ELECTRICAL DATA - HEATPUMP (R22) INDOOR UNIT ACM 15ER MODEL OUTDOOR UNIT ALC 15CR INSULATION GRADE CLASS B POWER SOURCE V/Ph/Hz 220 - 240 / 1 / 50 RATED INPUT POWER INDOOR MOTOR 0.34 RATED RUNNING CURRENT MOTOR OUTPUT POLES INSULATION GRADE CLASS B 220 - 240 / 1 / 50...
  • Page 94 ELECTRICAL DATA - HEATPUMP (R22) INDOOR UNIT ACM 25ER MODEL OUTDOOR UNIT ALC 25CR INSULATION GRADE CLASS B POWER SOURCE V/Ph/Hz 220 - 240 / 1 / 50 RATED INPUT POWER INDOOR MOTOR 0.49 RATED RUNNING CURRENT MOTOR OUTPUT POLES INSULATION GRADE CLASS B 220 - 240 / 1 / 50...
  • Page 95 ELECTRICAL DATA - COOLING ONLY (R410A) INDOOR UNIT A5CM 15E MODEL OUTDOOR UNIT A5LC 15C INSULATION GRADE CLASS B POWER SOURCE V/Ph/Hz 220 - 240 / 1 / 50 RATED INPUT POWER INDOOR MOTOR 0.34 RATED RUNNING CURRENT MOTOR OUTPUT POLES INSULATION GRADE CLASS B...
  • Page 96 ELECTRICAL DATA - COOLING ONLY (R410A) INDOOR UNIT A5CM 28E MODEL OUTDOOR UNIT A5LC 28C A5LC 35C INSULATION GRADE CLASS B POWER SOURCE V/Ph/Hz 220 - 240 / 1 / 50 RATED INPUT POWER INDOOR MOTOR 0.75 RATED RUNNING CURRENT MOTOR OUTPUT POLES INSULATION GRADE...
  • Page 97 ELECTRICAL DATA - HEATPUMP (R410A) INDOOR UNIT A5CM 15ER MODEL OUTDOOR UNIT A5LC 15CR INSULATION GRADE CLASS B POWER SOURCE V/Ph/Hz 220 - 240 / 1 / 50 RATED INPUT POWER INDOOR MOTOR 0.34 RATED RUNNING CURRENT MOTOR OUTPUT POLES INSULATION GRADE CLASS B 220 - 240 / 1 / 50...
  • Page 98 ELECTRICAL DATA - HEATPUMP (R410A) INDOOR UNIT A5CM 28ER MODEL OUTDOOR UNIT A5LC 28CR A5LC 35CR INSULATION GRADE CLASS B POWER SOURCE V/Ph/Hz 220 - 240 / 1 / 50 RATED INPUT POWER INDOOR MOTOR RATED RUNNING CURRENT 0.75 MOTOR OUTPUT POLES INSULATION GRADE CLASS B...
  • Page 99: Wiring Diagrams

    9. WIRING DIAGRAMS COOLING ONLY INDOOR UNIT MODEL: ACM / A5CM 15E OUTDOOR UNIT MODEL: ALC / A5LC 15C Downloaded from AC-Manual.com Manuals...
  • Page 100 INDOOR UNIT MODEL: ACM / A5CM 20/25E OUTDOOR UNIT MODEL: ALC 18C ALC / A5LC 20/25C Downloaded from AC-Manual.com Manuals...
  • Page 101 INDOOR UNIT MODEL: ACM / A5CM 28E OUTDOOR UNIT MODEL: ALC / A5LC 28C Downloaded from AC-Manual.com Manuals...
  • Page 102 INDOOR UNIT MODEL: ACM 28E OUTDOOR UNIT MODEL: ALC 30C Downloaded from AC-Manual.com Manuals...
  • Page 103 INDOOR UNIT MODEL: A5CM 28E OUTDOOR UNIT MODEL: A5LC 35C Downloaded from AC-Manual.com Manuals...
  • Page 104 HEATPUMP INDOOR UNIT MODEL: ACM / A5CM 15ER OUTDOOR MODEL: ALC / A5LC 15CR Downloaded from AC-Manual.com Manuals...
  • Page 105 INDOOR UNIT MODEL: ACM / A5CM 20/25ER OUTDOOR MODEL: ALC 18CR ALC / A5LC 20/25CR Downloaded from AC-Manual.com Manuals...
  • Page 106 INDOOR UNIT MODEL: ACM / A5CM 28ER OUTDOOR UNIT MODEL: ALC / A5LC 28CR Downloaded from AC-Manual.com Manuals...
  • Page 107 INDOOR UNIT MODEL: ACM 28ER OUTDOOR UNIT MODEL: ALC 30CR Downloaded from AC-Manual.com Manuals...
  • Page 108 INDOOR UNIT MODEL: A5CM 28ER OUTDOOR UNIT MODEL: A5LC 35CR Downloaded from AC-Manual.com Manuals...
  • Page 109 3 PHASE FOR 2 & 2.5 HP R410A OUTDOOR UNIT MODEL: A5LC 20/25C (COOLING ONLY) 3 PHASE / 50Hz / 380 - 415V MODEL: A5LC 20/25CR (HEAT PUMP) 3 PHASE / 50Hz / 380 - 415V Downloaded from AC-Manual.com Manuals...
  • Page 110: Servicing And Maintenance

    10. SERVICING AND MAINTENANCE Warning : Disconnect from main supply before servicing the air conditioner The unit is designed to give long life operation with minimum maintenance required. However, it should be regularly checked and the following items should be given due attention. Components Maintenance Procedure Recommended Schedule...
  • Page 111 PRE START UP MAINTENANCE (AFTER EXTENDED SHUTDOWN) – Inspect thoroughly and clean indoor and outdoor units. – Clean or replace air filters. – Clean condensate drain line. – Clean clogged indoor and outdoor coils. – Check fan imbalance before operation. –...
  • Page 112: Troubleshooting

    11. TROUBLESHOOTING When a malfunction of the air conditioner unit is detected, immediately switch off the main power supply before proceeding with the following troubleshooting procedures. The following are common fault conditions and simple troubleshooting tips. If any other fault conditions which are not listed occur, contact your nearest local dealer.
  • Page 113 Diagnostic Guidelines By means of pressure reading: Pressure Data Probable cause Circuit High side ● 1. Overcharged with refrigerant. Low side ● 2. Non-condensable gases in refrigerant circuit (e.g. air) 3. Obstructed air-intake / discharge. 4. Hot air short circuiting in outdoor unit. High side ●...
  • Page 114 By means of diagnostic flow chart: Generally, there are two kinds of problems, i.e. starting failure and insufficient cooling/heating. “Starting failure” is caused by electrical defect while improper application or defects in refrigerant circuit causes “Insufficient cooling / heating”. i) Diagnosis of Electric Circuit The most common causes of air conditioner failure to “start”...
  • Page 115 ii ) Diagnosis of Refrigerant Circuit / Application There might be some causes where the unit starts running but does not perform satisfactorily, i.e. insufficient cooling. Judgement could be made by measuring temperature difference of indoor unit’s intake and discharge air as well as running current.
  • Page 116 Satisfactory operation with temperature difference of air intake & discharge of indoor unit 14°C to 20°C. * ( * value is for reference only ) Downloaded from AC-Manual.com Manuals...
  • Page 117: Exploded View & Parts List

    12. EXPLODED VIEW & PARTS LIST MODEL: ACM / A5CM 15/20/25/28 E/ER No Description Part No No Description Part No Assy., Top Panel R50124074907 Motor, Bracket R01014071324 Assy., Coil Blower Wheel R03024004754 ACM / A5CM 15E/ER R50024085233 Blower Housing R12014071385 ACM 20E/ER, A5CM 25E/ER R50024071828 Motor, Air Swing...
  • Page 118 MODEL: ALC / A5LC 15C No Description Part No No Description Part No Assy. Base Pan R50014051158 13 Assy., Control Panel R50044086056 Assy. Outdoor Coil 14 Assy., Valve Cover R50124051173 ALC 15C A50024087838 15 Assy., Front Grille R50124056700 A5LC 15C R50024084998 16 Plastic Handle R12014057948...
  • Page 119 MODEL: ALC 18 / 20C, A5LC 20C No Description Part No No Description Part No Assy. Base Pan R50014078281 10 Compressor Assy. Outdoor Coil ALC 18/20C A04019027266 ALC 18C R50024089940 A5LC 20C R04019020625 ALC 20C A50024084570 11 Front Panel, Left R01014070597 A5LC 20C R50024079078...
  • Page 120 MODEL: ALC / A5LC 25 / 28C No Description Part No No Description Part No Assy. Base Pan R50014073884 10 Compressor Assy. Outdoor Coil ALC 25C A04019027570 ALC 25C R50024089206 A5LC 25C R04019021361 A5LC 25/28C R50024079238 ALC 28C R04019012828 ALC 28C A50024070959 A5LC 28C R04019020449...
  • Page 121 MODEL: ALC / A5LC 15CR No Description Part No No Description Part No Assy. Base Pan R50014051158 11 Left Panel R01014051166 Assy. Outdoor Coil 12 Right Panel R01014051167 ALC 15CR A50024086953 13 Assy., Front Panel R01014051171 A5LC 15CR R50024084998 14 Assy., Control Panel R50044086063 Valve Bracket R01014051164...
  • Page 122 MODEL: ALC 18CR, ALC / A5LC 20CR No Description Part No No Description Part No Assy. Base Pan R50014078281 11 Front Panel, Left R01014070597 Assy. Outdoor Coil 12 Service Panel R01014070598 ALC 18CR R50024090296 13 Terminal Cover Panel R01014070838 ALC / A5LC 20CR R50024075143 14 Assy.
  • Page 123 MODEL: ALC / A5LC 25 / 28CR No Description Part No No Description Part No Assy. Base Pan R50014073884 11 Front Panel, Left R01014070947 Assy. Outdoor Coil 12 Service Panel R01014070949 ALC 25CR R50024088731 13 Terminal Cover Panel R01014070838 A5LC 25/28CR R50024075147 14 Assy.
  • Page 124 MODEL: ALC 30C/CR, A5LC 35 C/CR No Description Part No No Description Part No Assy. Base Pan R50014053238 11 Bracket, Fan Motor R01014053232 Assy. Flare Valve 3/8" 12 Side Panel, Left R01010029899 ALC 30C/CR R50059000221 13 Fan Motor R03039004046 A5LC 35C/CR R50059017536 14 Fan Blade R03013028160...
  • Page 125 DOP: While upmost care is taken in ensuring that all details in the publication are correct at time of going to press, we are constantly striving for improvement and therefore reserve the rights to alter model specifications and equipment without prior notice. Details of specifications and equipment are also subject to change to suit local conditions and equirements and not all models are available in every market.

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