Acson A5LCY 10DR Technical Manual
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Acson A5LCY 10DR Technical Manual

Inverter-y single split
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Models:
A5LCY 10DR
A5LCY 15DR
A5LCY 20CR
A5LCY 25CR
Inverter-Y Single Split
A5LCY - I - 2010

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Summary of Contents for Acson A5LCY 10DR

  • Page 1 Models: A5LCY 10DR A5LCY 15DR A5LCY 20CR A5LCY 25CR Inverter-Y Single Split A5LCY - I - 2010...

  • Page 3: Table Of Contents

    Table of Contents A5LCY-I-2010 Contents Nomenclature........................1 Indoor Unit ........................1 Outdoor Unit ........................3 Product Line-Up ......................4 Features..........................10 Application Information ....................11 Operating Range ......................11 Refrigerant Circuit Diagram ..................12 Controller ........................13 Installation Guideline ....................16 Engineering & Physical Data ...................40 General Data - Heat pump ..................40 Component Data - Heat Pump ..................49 Safety Devices Data ....................58 Outline and Dimension ....................61...

  • Page 4: Nomenclature

    Nomenclature A5LCY-I-2010 Nomenclature Indoor Unit Brand : Acson Refrigerant : R410A Model Name : Wall Mounted Inverter System Type : Y series Capacity Index : 10,000 Btu/h : 15,000 Btu/h : 20,000 Btu/h : 25,000 Btu/h Chassis : J Series Model Type “...
  • Page 5 A5LCY-I-2010 Nomenclature Indoor Unit Brand : Acson Refrigerant : R410A Model Name : Ceiling Cassette : Ceiling Concealed : Ceiling Mounted Inverter System Type : Y series Capacity Index : 10,000 Btu/h : 15,000 Btu/h : 20,000 Btu/h : 25,000 Btu/h...

  • Page 6: Outdoor Unit

    Nomenclature A5LCY-I-2010 Outdoor Unit Brand : Acson Refrigerant : R410A Model Name : Single Split Condensing Unit Inverter System Type : Y series Capacity Index : 10,000 Btu/h : 15,000 Btu/h : 20,000 Btu/h : 25,000 Btu/h Chassis : C Series...

  • Page 7: Product Line-Up

    A5LCY-I-2010 Product Line-Up Product Line-Up Indoor Unit A5WMY-J Series Classifi cation A5WMY 10JR ACLTC 15JR ACLTC 20JR ACLTA 25JR ACLTA...
  • Page 8 Product Line-Up A5LCY-I-2010 Indoor Unit A5CKY-C Series Classifi cation A5CKY 10CR ACOA 15CR ACOA 20CR ACOA PLCKYCR NGS02...
  • Page 9 A5LCY-I-2010 Product Line-Up Indoor Unit A5CKY-E Series Classifi cation A5CKY 20ER ACOA 25ER ACOA PLCKYER NGS02...
  • Page 10 Product Line-Up A5LCY-I-2010 Indoor Unit A5CCY-C Series Classifi cation A5CCY 10CR ACPA 15CR ACPA 20CR ACPA 25CR ACPA...
  • Page 11 A5LCY-I-2010 Product Line-Up Indoor Unit A5CMY-E Series Classifi cation A5CMY 15ER ACAA 20ER ACAA 25ER ACAA...
  • Page 12 Product Line-Up A5LCY-I-2010 Outdoor Unit A5LCY-D Series Classifi cation A5LCY 10DR ACOUA 15DR ACOUB 20CR ACDOA 25CR ACDOA...

  • Page 13: Features

    A5LCY-I-2010 Features Features Self Diagnosis The microprocessor provides the possibility to detect and diagnose any fault or malfunction that occurs in the system. The error will be refl ected by the blinking of the LED lights and by wireless or wired* handset 7- segment display.

  • Page 14: Application Information

    Application Information A5LCY-I-2010 Application Information Operating Range Ensure the operating temperature is in allowable range. Heatpump Heating Cooling Standard point Indoor temp. (°CDB) Indoor temp. (°CWB) Caution : The use of your air conditioner outside the range of working temperature and humidity can result in serious failure...

  • Page 15: Refrigerant Circuit Diagram

    Application Information Refrigerant Circuit Diagram Model: A5LCY 10DR - A5WMY 10JR / A5CKY 10CR / A5CCY 10CR A5LCY 15DR - A5WMY 15JR / A5CKY 15CR / A5CCY 15CR / A5CMY 15ER A5LCY 20CR - A5WMY 20JR / A5CKY 20C/ER / A5CCY 20CR / A5CMY 20ER...

  • Page 16: Controller

    Application Information A5LCY-I-2010 Controller GS02 SWING TURBO MODE QUIET SLEEP TIMER CANCEL CLOCK CANCEL...

  • Page 17: Application Information

    A5LCY-I-2010 Application Information Operation Guide Transmission source OFF timer setting • The source where the signal will be transmitted. • Press the TIMER OFF button will activate the off timer function. Signal transmission indication • Set the desired off time by pressing the TIMER OFF button •...
  • Page 18 Application Information A5LCY-I-2010 Controller Netware 3C ON/OFF Button ON TIMER Button • Starting Operation: • Enable/disable the Event 1, 2 and 3 ON TIMER setting When the unit is turned off, press the ON/OFF button. mode The operation LED lights and the unit is turned on. OFF TIMER Button •...

  • Page 19: Installation Guideline

    A5LCY-I-2010 Application Information Installation Guideline Safety Precautions WARNING CAUTION Please take note of the following important points • Installation and maintenance should be performed by qualifi ed when installing. persons who are familiar with local code and regulation, and • Do not install the unit where leakage of fl...

  • Page 20: Installation Diagram

    Application Information A5LCY-I-2010 Installation Diagram Cut thermal insulation pipe to an appropriate Wall Mounted 30mm or more from ceiling Caulk pipe length and wrap it with hole gap tape, making sure that no with putty. gap is left in the insulation Front panel pipe’s cut line.
  • Page 21 A5LCY-I-2010 Application Information Routing of Piping • The refrigerant piping can be routed to the unit in a number of ways (left or right from the back of the unit), by using the cut-out holes on the casing of the unit . Bend the pipes carefully to the required position in order to align it with the holes.
  • Page 22 Application Information A5LCY-I-2010 • Fix the installation plate fi rmly to the wall, without tilting to left or right. Use a plumb line, if available. Use tape measure as shown. Recommended mounting plate Position the end of a tape measure retention spots (5 spots in all) Through the wall...
  • Page 23 A5LCY-I-2010 Application Information Water Drainage Piping • The indoor drain pipe must be downward gradient for smooth drainage. Avoid situation as shown in fi gure below. Water Drainage Water Retention dipped Water Water Water into leaking leaking leaking water Drain Correct Wrong Wrong...
  • Page 24 Application Information A5LCY-I-2010 Ceiling Cassette Drain Piping Thermal Insulation Wrap the insulated pipe with the finishing tape from bottom to top Front Panel Air Filter (behind the grille) Air Intake Grille Air Discharge Louver Preliminary Site Survey • Electrical supply and installation is to confi rm to local authority’s (e.g. National Electrical Board) codes and regulations.

  • Page 25: Unit Installation

    A5LCY-I-2010 Application Information Unit Installation 770.0 mm (Hanging rod) 15.0 18.0 538.0 529.0 19.0 32.0 580.0 ~ 610mm (CEILING OPENING MEASUREMENT) Piping Direction A5CKY-C A5CKY-E • The indoor unit must be away from heat and steam sources (avoid installing it near an entrance). •...

  • Page 26: Drain Piping Work

    Application Information A5LCY-I-2010 Drain Piping Work • Drain pipe must be downward gradient for smooth drainage. • Avoid the drain pipe from up and down slope to prevent reversal fl ow. INDOOR UNIT • During the drain pipe connection, be careful not to exert extra force on the drain connector at the indoor unit.
  • Page 27 A5LCY-I-2010 Application Information Note: Install the front frame panel fi rmly to prevent cool air leakage which will cause condensation and water dripping. Fresh Air Intake For A5CKY-E Unit Take off the panel from the indoor unit Remove the PE foam from the drain pan and another one on the unit. Remove the pre-punched panel on the CKC unit with a screwdriver.
  • Page 28 Application Information A5LCY-I-2010 Fig. 2 The direction of the fresh air intake is shown as fi g. 2. Sealing Material • It is possible to seal one of the four air discharge outlet (sealing two or more air discharge outlet could cause a malfunction).
  • Page 29 A5LCY-I-2010 Application Information Possible Opening Dimension for Duct Connection Note: 1. Avoid to use the short duct on which the air discharge grille can be completely closed, to prevent evaporator freezing. 2. In order to prevent condensation forming, be sure that there is suffi cient thermal insulation and no leakage of cool air when installing the short duct.
  • Page 30 Application Information A5LCY-I-2010 Preliminary Survey • Electrical supply and installation is to confi rm to local authority’s (e.g. National Electrical Board) codes and regulations. • Voltage supply fl uctuation must not exceed ± 10% of rated voltage. Electricity supply lines must be independent of welding transformers which can cause high supply fl...

  • Page 31: Standard Mounting

    A5LCY-I-2010 Application Information Ceiling Convertible Preliminary Site Survey • Electrical supply and installation is to confi rm to local authority’s (e.g. National Electrical Board) codes and regulations. • Voltage supply fl uctuation must not exceed ± 10% of rated voltage. Electricity supply lines must be independent of welding transformers which can cause high supply fl...
  • Page 32 Application Information A5LCY-I-2010 Please ensure that the following steps are taken: • Check the gradient for drainage fl ow as recommended in Figure 4. • Provide clearance for easy servicing and optimal air fl ow as shown in Figure 5. •...

  • Page 33: Install The Indoor Unit

    A5LCY-I-2010 Application Information Under Ceiling Installation Install the Suspension Bolts 1. Install the suspension bolts so that it can support the indoor unit. 2. Adjust the distance to ceiling before installation. 3. Refer to the dimension given (Fig. 5) to install the unit. Install the Indoor Unit 1.
  • Page 34 Application Information A5LCY-I-2010 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. MOUNTING BRACKET HOCK THE UNIT ON THE MOUNTING BRACKET...

  • Page 35: Piping And Drain Hose Installation

    A5LCY-I-2010 Application Information 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 36 Application Information A5LCY-I-2010 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 fi xing the panel arm (3 screws – Left, Right and Center). Do not remove the screws at this time.
  • Page 37 A5LCY-I-2010 Application Information 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 64.0 70.0...
  • Page 38 Application Information A5LCY-I-2010 Outdoor Unit Installation • Where a wall or other obstacle is in the path of outdoor unit’s intake or exhaust airfl ow, follow the installation guidelines below. Wall facing one side Walls facing two sides More than 50 More than 100 More than 100 More...

  • Page 39: Refrigerant Piping

    A5LCY-I-2010 Application Information Refrigerant Piping Piping Length and Elevation If the pipe is too long, both the capacity and reliability of the unit will drop. As the number of bends increases, resistance to the fl ow of refrigerant system increases, thus lowering cooling capacity. As a result, the compressor may become defective.
  • Page 40 Application Information A5LCY-I-2010 Piping Works • Do not use contaminated or damaged copper tubing. Do not remove plastic, rubber plugs and brass nuts from the valves, fi ttings, tubings and coils until you are ready to connect suction or liquid line into valves or fi...

  • Page 41: Vacuuming And Charging

    A5LCY-I-2010 Application Information Vacuuming and Charging Purging The Piping And The Indoor Unit Except for the outdoor unit which is pre-charged with refrigerant, the indoor unit and the refrigerant connection pipes must be air-purged because the air containing moisture that remains in the refrigerant cycle may cause malfunction of the compressor.
  • Page 42 Application Information A5LCY-I-2010 Special Precautions when Dealing with R410A Unit 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 43: Engineering & Physical Data

    A5LCY-I-2010 Engineering & Physical Data Engineering & Physical Data General Data - Heat pump OUTDOOR UNIT A5LCY 10DR A5LCY 15DR MODEL INDOOR UNIT A5WMY 10JR A5WMY 15JR Btu/h 8872 (3754 - 11260) 11942 (4436 - 13307) NOMINAL COOLING CAPACITY 2600 (1100 - 3300)
  • Page 44 Engineering & Physical Data A5LCY-I-2010 General Data - Heat pump OUTDOOR UNIT A5LCY 20CR A5LCY 25CR MODEL INDOOR UNIT A5WMY 20JR A5WMY 25JR Btu/h 18600 (6415 - 21155) 21200 (6824 - 22178) NOMINAL COOLING CAPACITY 5450 (1880 - 6200) 6210 (2000 - 6500) Btu/h 19176 (4504 - 22520) 21837 (5323 - 24226)
  • Page 45 A5LCY-I-2010 Engineering & Physical Data General Data - Heat pump OUTDOOR UNIT A5LCY 10DR A5LCY 15DR MODEL INDOOR UNIT A5CKY 10CR A5CKY 15CR Btu/h 9792 (4026 - 11942) 12385 (5254 - 13306) NOMINAL COOLING CAPACITY 2870 (1180 - 3500) 3630 (1540 - 3900)
  • Page 46 Engineering & Physical Data A5LCY-I-2010 General Data - Heat pump OUTDOOR UNIT A5LCY 20CR MODEL INDOOR UNIT A5CKY 20CR Btu/h 18118 (6346 - 20643) NOMINAL COOLING CAPACITY 5310 (1860 - 6050) Btu/h 19039 (5050 - 19517) NOMINAL HEATING CAPACITY 5580 (1480 - 5720) NOMINAL TOTAL INPUT POWER (COOLING) 1654 NOMINAL RUNNING CURRENT (COOLING)
  • Page 47 A5LCY-I-2010 Engineering & Physical Data General Data - Heat pump OUTDOOR UNIT A5LCY 20CR A5LCY 25CR MODEL INDOOR UNIT A5CKY 20ER A5CKY 25ER Btu/h 18459 (5220 - 20608) 21564 (2081 - 21564) NOMINAL COOLING CAPACITY 5410 (1530 - 6040) 6320 (610 - 6320) Btu/h 18868 (5323 - 20574) 22212 (5357 - 24873)
  • Page 48 Engineering & Physical Data A5LCY-I-2010 General Data - Heat pump OUTDOOR UNIT A5LCY 10DR A5LCY 15DR MODEL INDOOR UNIT A5CCY 10CR A5CCY 15CR Btu/h 8769 (4504 - 11361) 12522 (5050 - 12829) NOMINAL COOLING CAPACITY 2570 (1320 - 3330) 3670 (1480 - 3760)
  • Page 49 A5LCY-I-2010 Engineering & Physical Data General Data - Heat pump OUTDOOR UNIT A5LCY 20CR A5LCY 25CR MODEL INDOOR UNIT A5CCY 20CR A5CCY 25CR Btu/h 17742 (6892 - 20472) 20643 (6346 - 20643) NOMINAL COOLING CAPACITY 5200 (2020 - 6000) 6050 (1860 - 6050) Btu/h 19687 (5391 - 22895) 21873 (5357 - 22758)
  • Page 50 Engineering & Physical Data A5LCY-I-2010 General Data - Heat pump OUTDOOR UNIT A5LCY 15DR A5LCY 20CR MODEL INDOOR UNIT A5CMY 15ER A5CMY 20ER Btu/h 12249 (5936 - 14671) 18322 (5527 - 20199) NOMINAL COOLING CAPACITY 3590 (1740 - 4300) 5370 (1620 - 5920) Btu/h 13170 (3650 - 16991) 19039 (5220 - 20199)
  • Page 51 A5LCY-I-2010 Engineering & Physical Data General Data - Heat pump OUTDOOR UNIT A5LCY 25DR MODEL INDOOR UNIT A5CMY 25ER Btu/h 20608 (5323 - 21291) NOMINAL COOLING CAPACITY 6040 (1560 - 6240) Btu/h 21086 (5596 - 21700) NOMINAL HEATING CAPACITY 6180 (164 - 6360) NOMINAL TOTAL INPUT POWER (COOLING) 2007 NOMINAL RUNNING CURRENT (COOLING)

  • Page 52: Component Data - Heat Pump

    Engineering & Physical Data A5LCY-I-2010 Component Data - Heat Pump OUTDOOR UNIT A5LCY 10DR A5LCY 15DR MODEL INDOOR UNIT A5WMY 10JR A5WMY 15JR TYPE CROSS FLOW FAN CROSS FLOW FAN QUANTITY GLASS REINFORCED ACRYL GLASS REINFORCED ACRYL MATERIAL STYRENE RESIN...
  • Page 53 A5LCY-I-2010 Engineering & Physical Data Component Data - Heat Pump OUTDOOR UNIT A5LCY 20CR A5LCY 25CR MODEL INDOOR UNIT A5WMY 20JR A5WMY 25JR TYPE CROSS FLOW FAN CROSS FLOW FAN QUANTITY MATERIAL RESIN ASG RESIN ASG INDOOR FAN DRIVE DIRECT DIRECT DIAMETER mm/in...
  • Page 54 Engineering & Physical Data A5LCY-I-2010 Component Data - Heat Pump OUTDOOR UNIT A5LCY 10DR A5LCY 15DR MODEL INDOOR UNIT A5CKY 10CR A5CKY 15CR TYPE TURBO TURBO QUANTITY MATERIAL ABSG20 ABSG20 INDOOR FAN DRIVE DIRECT DIRECT DIAMETER mm/in 315 / 12.4 315 / 12.4...
  • Page 55 A5LCY-I-2010 Engineering & Physical Data Component Data - Heat Pump OUTDOOR UNIT A5LCY 20CR MODEL INDOOR UNIT A5CKY 20CR TYPE TURBO QUANTITY MATERIAL ABSG20 INDOOR FAN DRIVE DIRECT DIAMETER mm/in 315 / 12.4 LENGTH mm/in 163 / 6.4 TYPE INDUCTION INDOOR FAN MOTOR QUANTITY INDEX OF PROTECTION (IP)
  • Page 56 Engineering & Physical Data A5LCY-I-2010 Component Data - Heat Pump OUTDOOR UNIT A5LCY 20CR A5LCY 25CR MODEL INDOOR UNIT A5CKY 20ER A5CKY 25ER TYPE TURBO TURBO QUANTITY MATERIAL ASG 10% ASG 10% INDOOR FAN DRIVE DIRECT DIRECT DIAMETER mm/in 486 / 19.1 486 / 19.1 LENGTH mm/in...
  • Page 57 A5LCY-I-2010 Engineering & Physical Data Component Data - Heat Pump OUTDOOR UNIT A5LCY 10DR A5LCY 15DR MODEL INDOOR UNIT A5CCY 10CR A5CCY 15CR TYPE SIROCCO SIROCCO QUANTITY MATERIAL GALVANISED STEEL GALVANISED STEEL INDOOR FAN DRIVE DIRECT DIRECT DIAMETER mm/in 164 / 6.5 164 / 6.5...
  • Page 58 Engineering & Physical Data A5LCY-I-2010 Component Data - Heat Pump OUTDOOR UNIT A5LCY 20CR A5LCY 25CR MODEL INDOOR UNIT A5CCY 20CR A5CCY 25CR TYPE SIROCCO SIROCCO QUANTITY MATERIAL GALVANISED STEEL GALVANISED STEEL INDOOR FAN DRIVE DIRECT DIRECT DIAMETER mm/in 160 / 6.3 160 / 6.3 LENGTH mm/in...
  • Page 59 A5LCY-I-2010 Engineering & Physical Data Component Data - Heat Pump OUTDOOR UNIT A5LCY 15DR A5LCY 20CR MODEL INDOOR UNIT A5CMY 15ER A5CMY 20ER TYPE SIROCCO SIROCCO QUANTITY MATERIAL INDOOR FAN DRIVE DIRECT DIRECT DIAMETER mm/in 145 / 5.7 145 / 5.7 LENGTH mm/in 200 / 8.9...
  • Page 60 Engineering & Physical Data A5LCY-I-2010 Component Data - Heat Pump OUTDOOR UNIT A5LCY 25CR MODEL INDOOR UNIT A5CMY 25ER TYPE SIROCCO QUANTITY MATERIAL INDOOR FAN DRIVE DIRECT DIAMETER mm/in 145 / 5.7 LENGTH mm/in 200 / 8.9 TYPE INDUCTION INDOOR FAN MOTOR QUANTITY INDEX OF PROTECTION (IP) IP20...

  • Page 61: Safety Devices Data

    A5LCY-I-2010 Engineering & Physical Data Safety Devices Data OUTDOOR UNIT A5LCY 10DR A5LCY 15DR MODEL INDOOR UNIT A5WMY 10JR A5WMY 15JR TYPE HIGH PRESSURE SWITCH OPEN kPa / psi CLOSE kPa / psi TYPE SAFETY LOW PRESSURE SWITCH OPEN kPa / psi...
  • Page 62 LOW PRESSURE SWITCH OPEN kPa / psi DEVICE CLOSE kPa / psi PHASE SEQUENCER DISCHARGE THERMOSTAT °C / °F SETTING OUTDOOR UNIT A5LCY 10DR A5LCY 15DR MODEL INDOOR UNIT A5CCY 10CR A5CCY 15CR TYPE HIGH PRESSURE SWITCH OPEN kPa / psi CLOSE...
  • Page 63 A5LCY-I-2010 Engineering & Physical Data Safety Devices Data OUTDOOR UNIT A5LCY 25CR MODEL INDOOR UNIT A5CMY 25ER TYPE HIGH PRESSURE SWITCH OPEN kPa / psi CLOSE kPa / psi TYPE SAFETY LOW PRESSURE SWITCH OPEN kPa / psi DEVICE CLOSE kPa / psi PHASE SEQUENCER DISCHARGE THERMOSTAT...

  • Page 64: Outline And Dimension

    Outline and Dimension A5LCY-I-2010 Outline and Dimension Outdoor Unit Model: A5LCY 10/15DR All dimensions are in mm 105.5 Note: Dimension in mm Outdoor Unit Model: A5LCY 20/25CR Note: Dimension in mm...
  • Page 65 A5LCY-I-2010 Outline and Dimension Indoor Unit Model: A5WMY 10/15JR Note: Dimension in mm Indoor Unit Model: A5WMY 20/25JR 1065 Note: Dimension in mm...
  • Page 66 Outline and Dimension A5LCY-I-2010 Indoor Unit Model: A5CKY 10/15/20CR MODEL A5CKY 10/15/20CR Note: Dimension in mm Indoor Unit Model: A5CKY 20/25ER MODEL A5CKY 20/25ER Note: Dimension in mm...

  • Page 67: Outline And Dimension

    A5LCY-I-2010 Outline and Dimension Indoor Unit Model: A5CCY 10/15/20/25CR MODEL A5CCY 10/15CR 212,8 A5CCY 20CR 1041 1002 1065 212,8 A5CCY 25CR 1176 1137 1097 1200 212,8 Note: Dimension in mm Indoor Unit Model: A5CMY 15/20/25ER Note: Dimension in mm...

  • Page 68: Electrical Data

    Electrical Data A5LCY-I-2010 Electrical Data OUTDOOR UNIT A5LCY 10DR A5LCY 15DR MODEL INDOOR UNIT A5WMY 10JR A5WMY 15JR INSULATION GRADE POWER SOURCE V/Ph/Hz 220 - 240 / 1 / 50 220 - 240 / 1 / 50 RATED INPUT POWER...
  • Page 69 A5LCY-I-2010 Electrical Data OUTDOOR UNIT A5LCY 10DR A5LCY 15DR MODEL INDOOR UNIT A5CKY 10CR A5CKY 15CR INSULATION GRADE POWER SOURCE V/Ph/Hz 220 - 240 / 1 / 50 220 - 240 / 1 / 50 RATED INPUT POWER INDOOR MOTOR RATED RUNNING CURRENT 0.28...
  • Page 70 1518 RATED RUNNING CURRENT (COOLING) 5.66 7.25 RATED RUNNING CURRENT (HEATING) 5.84 6.52 LOCKED ROTOR AMP. OUTDOOR UNIT A5LCY 10DR A5LCY 15DR MODEL INDOOR UNIT A5CCY 10CR A5CCY 15CR INSULATION GRADE POWER SOURCE V/Ph/Hz 220 - 240 / 1 / 50...
  • Page 71 A5LCY-I-2010 Electrical Data OUTDOOR UNIT A5LCY 20CR A5LCY 25CR MODEL INDOOR UNIT A5CCY 20CR A5CCY 25CR INSULATION GRADE POWER SOURCE V/Ph/Hz 220 - 240 / 1 / 50 220 - 240 / 1 / 50 RATED INPUT POWER INDOOR MOTOR RATED RUNNING CURRENT 0.61 0.74...
  • Page 72 Electrical Data A5LCY-I-2010 OUTDOOR UNIT A5LCY 25CR MODEL INDOOR UNIT A5CMY 25ER INSULATION GRADE POWER SOURCE V/Ph/Hz 220 - 240 / 1 / 50 RATED INPUT POWER INDOOR MOTOR RATED RUNNING CURRENT 0.49 MOTOR OUTPUT POLES INSULATION GRADE POWER SOURCE V/Ph/Hz 220 - 240 / 1 / 50 RATED INPUT POWER...

  • Page 73: Wiring Diagram

    A5LCY-I-2010 Wiring Diagram Wiring Diagram Heat Pump Outdoor Unit Indoor Unit Model: A5LCY 10/15DR Model: A5WMY 10/15JR 70034106463...
  • Page 74 Wiring Diagram A5LCY-I-2010 Outdoor Unit Indoor Unit Model: A5LCY 20/25CR Model: A5WMY 20/25JR...
  • Page 75 A5LCY-I-2010 Wiring Diagram Heat Pump Outdoor Unit Indoor Unit Model: A5LCY 10/15DR Model: A5CKY 10/15CR 70034108590...
  • Page 76 Wiring Diagram A5LCY-I-2010 Heat Pump Outdoor Unit Indoor Unit Model: A5LCY 20CR Model: A5CKY 20CR...
  • Page 77 A5LCY-I-2010 Wiring Diagram Heat Pump Outdoor Unit Indoor Unit Model: A5LCY 20/25CR Model: A5CKY 20/25ER 70034110364...
  • Page 78 Wiring Diagram A5LCY-I-2010 Heat Pump Outdoor Unit Indoor Unit Model: A5LCY 10/15DR Model: A5CCY 10/15CR 70034108589...
  • Page 79 A5LCY-I-2010 Wiring Diagram Heat Pump Outdoor Unit Indoor Unit Model: A5LCY 20/25CR Model: A5CCY 20/25CR 70034110366...
  • Page 80 Wiring Diagram A5LCY-I-2010 Heat Pump Outdoor Unit Indoor Unit Model: A5LCY 15DR Model: A5CMY 15ER 70034108591...
  • Page 81 A5LCY-I-2010 Wiring Diagram Heat Pump Outdoor Unit Indoor Unit Model: A5LCY 20/25CR Model: A5CMY 20/25ER 70034110365...

  • Page 82: Service And Maintenance

    Service and Maintenance A5LCY-I-2010 Service 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 Procedures Period...

  • Page 83: Air Filter

    A5LCY-I-2010 Service and Maintenance Air Filter 1. Open the front panel. • Hold the panel at the recesses on the main unit (2 recesses on right and left sides) and lift it until it stops. Recess on main unit 2. Pull out the air fi lters. •...

  • Page 84: Troubleshooting

    Troubleshooting A5LCY-I-2010 Troubleshooting Fault Condition 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 85 A5LCY-I-2010 Troubleshooting By means of diagnostic fl ow chart: Generally, there are two kinds of problems, i.e. starting failure and insuffi cient cooling / heating. “Starting failure” is caused by electrical defect while improper application or defects in refrigerant circuit causes “Insuffi cient cooling / heating”.
  • Page 86 Troubleshooting A5LCY-I-2010 Change the contactor Coil burnt Faulty Condenser fan contactor Change the contacts Contact faulty Repair or replace the motor contactor Fan motor faulty Blown Other electrical Repair or change if necessary component faulty Change the contactor Coil burnt Faulty Evaporator contactor...
  • Page 87 A5LCY-I-2010 Troubleshooting ii ) Diagnosis of Refrigerant Circuit / Application There might be some causes where the unit starts running but does not perform satisfactorily, i.e. insuffi cient cooling. Judgement could be made by measuring temperature difference of indoor unit’s intake and discharge air as well as running current.
  • Page 88 Troubleshooting A5LCY-I-2010 Insuffi cient heating Indoor/outdoor coil dirty Clean the coil (clogged) Restricted circulation Clean the fi lter Indoor air fi lter dirty Change or repair the motor Fan motor malfunction Obstruction at air inlet Remove the obstruction /outlet of indoor / outdoor unit Windows / doors wide High heating...

  • Page 89: Indicator Lights

    A5LCY-I-2010 Troubleshooting Indicator Lights IR Signal Receiver When an infrared remote control operating signal has been transmitted, the signal receiver on the indoor unit will respond as below to confi rm acceptance of the signal transmission. ON to OFF 1 Long Beep OFF to ON 2 Short Beep Pump down/Cool force on...
  • Page 90 Troubleshooting A5LCY-I-2010 Error Code Diagnosis by Wireless Handset GS02 SWING TURBO MODE QUIET SLEEP TIMER ON TIMER CANCEL CLOCK CANCEL TIMER OFF Diagnosis Step 1. Hold down ON TIMER CANCEL button or OFF TIMER CANCEL button for 5 seconds, a “ ”...
  • Page 91 A5LCY-I-2010 Troubleshooting Error Code Diagnosis by Wired Handset Netware 3C Error code flashes e.g. A1 Error display using normal running Error code flashes e.g. A1 Error display using unit last state memory...

  • Page 92: Error Codes

    Troubleshooting A5LCY-I-2010 Error Codes ERROR ERROR DESCRIPTION CODE NORMAL INDOOR PCB ERROR DRAIN PUMP ABNORMAL ANTIFREEZE (COOLING)/HEAT EXCHANGER OVERHEAT (HEATING) INDOOR FAN MOTOR ABNORMAL ELECTRICAL AIR CLEANER ABNORMAL INDOOR HEAT EXCHANGER (1) THERMISTOR SHORT/OPEN INDOOR HEAT EXCHANGER (2) THERMISTOR SHORT/OPEN LOUVER LIMIT SWITCH ERROR INDOOR ROOM THERMISTOR SHORT/OPEN OUTDOOR PCB ERROR...
  • Page 93 A5LCY-I-2010 Troubleshooting ERROR ERROR DESCRIPTION CODE COMMUNICATION ERROR (OUTDOOR CONTROL PCB AND INVERTER PCB) OPEN PHASE OR VOLTAGE UNBALANCE HEAT SINK THERMISTOR SHORT/OPEN CAPACITY SETTING ERROR INSUFFICIENT GAS DC VOLTAGE OUT OF RANGE COMMUNICATION ERROR COMMUNICATION ERROR (OUTDOOR CONTROL PCB AND IPM PCB) INSTALLATION ERROR PIPING &...
  • Page 94 Troubleshooting A5LCY-I-2010 Parameter Parameter Description Unit/ range Number Current control zone 0-Normal, Other-Active Oil return status 0-Normal, Other-Active De-ice setting 0-Normal, Other-Active Dew drop setting 0-Normal, Other-Active Heatsink protection zone 0-Normal, Other-Active Turbo setting 0-Normal, Other-Active Silent setting 0-Normal, Other-Active Low ambient zone 0-Normal, Other-Active Defrost status...

  • Page 95: Exploded View And Part List

    A5LCY-I-2010 Exploded View and Part List Exploded View and Part List Outdoor Unit Model: A5LCY 10/15DR Note: All exploded view and part list are subjected to change by the manufacturer without prior notice...
  • Page 96 Exploded View and Part List A5LCY-I-2010 Outdoor Unit Model: A5LCY 10/15DR No Description No Description Assy. Botttom Frame 16 Assy. Control Box Top Plate 17 EXV Solenoid Coil Right Side Plate 18 Assy. 4WV Coil Left Side Plate 19 Reactor Front Panel 20 Assy.
  • Page 97 A5LCY-I-2010 Exploded View and Part List Outdoor Unit Model: A5LCY 20/25CR No Description No Description Assy. Base Fan 11 Panel, Right Back Panel, Service 12 Assy. Valve Bracket Panel, Top 13 Assy. 4WV Panel, Front/Left 14 Assy. EXV Assy. Coil 15 Assy.

  • Page 98: Exploded View And Part List

    Exploded View and Part List A5LCY-I-2010 Indoor Unit Model: A5WMY 10/15JR No Description No Description Assy. Front Grille 11 Blower Panel 12 Assy. Installation Plate Disch. Grille Hor.Blade Assy. 13 Right Side Panel Assy. Bottom Frame 14 Cover, Drip Proof Assy.
  • Page 99 A5LCY-I-2010 Exploded View and Part List Indoor Unit Model: A5WMY 20/25JR No Description No Description 10 Assy. Control Box Assy. Chasis 11 Assy. Control Module Motor 12 Cover, Control Box Blower 13 Cover, Service Fan Bush 14 Assy. Mounting Plate Cover, Motor 15 Assy.
  • Page 100 Exploded View and Part List A5LCY-I-2010 Indoor Unit Model: PLCKY-CR No Description No Description 11 Lingkage, Motor Cover Frame 12 Assy. Bracket Receiver (LED/SLM) Assy. Intake Grille B 13 Assy. Motor Filter 14 Crank, Connector Lock, Grille 15 Louver, Holder Discharge, Foam 16 Cross, Crank Discharge, Foam LED...
  • Page 101 A5LCY-I-2010 Exploded View and Part List Indoor Unit Model: A5CKY 10/15/20CR Note: All exploded view and part list are subjected to change by the manufacturer without prior notice...
  • Page 102 Exploded View and Part List A5LCY-I-2010 Indoor Unit Model: A5CKY 10/15/20CR No Description No Description 14 Bush, Pump Assy. Base 15 Assy. Drain Pump Support Bracket Assy. Casing 16 Assy. End Plate Support Assy. Heat Exchanger 17 Clip, Coil Sensor Cover, Fan 18 Support, Heat Exchanger Blower...
  • Page 103 A5LCY-I-2010 Exploded View and Part List Indoor Unit Model: PLCKY-ER No Description No Description Front, Frame Crank Connector Assy., Intake Grille Assy., LED Assy., Air Discharge Main 10 Wire, Guide Assy., Air Discharge Main Right 11 Cover, Cross Connector Assy., Air Discharge Main Left 12 Assy., Cover Corner A Air Filter, CK-A/AR 13 Assy., Cover Corner B...
  • Page 104 Exploded View and Part List A5LCY-I-2010 Indoor Unit Model: A5CKY 20/25ER Description Description Assy. Base Pan 16 Cover, Wire B Assy. Coil 17 Bracket, Hanger A Assy. Coil Bracket 18 Bracket, Hanger B Assy. Drain Pump Mounting 19 Bracket, Hanger C Assy.
  • Page 105 A5LCY-I-2010 Exploded View and Part List Indoor Unit Model: A5CCY 10/15/20/25CR No Description No Description Cabinet Assy. Blower Left 10 Motor Assy. Fan Deck Parts Not in Diagram Assy. Heat Exchanger Assy. Drain Pan Handset, Wired Assy. Secondary Drain Pan Air Filter Hanger Holder, Thermistor...
  • Page 106 Exploded View and Part List A5LCY-I-2010 Indoor Unit Model: A5CMY 15/20/25ER Note: All exploded view and part list are subjected to change by the manufacturer without prior notice...
  • Page 107 A5LCY-I-2010 Exploded View and Part List Indoor Unit Model: A5CMY 15/20/25ER No Description No Description 12 Assy. Panel Bottom Assy. Top Panel 13 Cover, Hanger L1 (C) Assy. Heat Exchanger 14 Cover, Hanger L2 (D) Assy. Vane 15 Cover, Hanger R1 (A) Assy.
  • Page 108 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 speci fications andequipment are also subject to change to suit local conditions and equirements and not all models are available in every market.

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