Daikin FH15CBV1L Technical Manual
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Daikin FH15CBV1L Technical Manual

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Ceiling Exposed
TECHNI CAL MANUAL
TM-FLH-0515-C

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Summary of Contents for Daikin FH15CBV1L

  • Page 1 Ceiling Exposed TECHNI CAL MANUAL TM-FLH-0515-C...

  • Page 2: Table Of Contents

    Table of Contents 1. Model Name ......................1 2. Features ........................ 3 Specifications ......................4 General Data ....................4 Safety Devices ..................32 4. Application Information ..................33 Operating Range ..................33 Controllers ....................36 5. Installation ......................42 6. Wiring Diagram ....................66 7. Servicing & Maintenance ..................77 8. Troubleshooting ....................

  • Page 3: Model Name

    1. Model Name Indoor Controller L : Wireless Controller M : Wired Controller Power Supply V1 : Single Phase Series : C Series : D Series : E Series CB : CB Series Capacity Index 20 : Based on Btu/hr Refrigerant Blank : R22 : R410A...
  • Page 4 Outdoor Power Supply V1 : Single Phase Y1 : Three Phase Series : C Series : D Series : F Series Capacity Index 20 : Based on Btu/hr Refrigerant Blank : R22 : R410A Type of Air-Conditioner R : Single Split Condensing Unit...

  • Page 5: Features

    2. Features Strong and Robust The unit is built from strong casing material and robust parts to ensure long lasting reliable service. The drain pan is made from the POLYSTYRENE with a plastic coating on the surface to ensure no leaking and no condensation occur. Easy Installation The ceiling convertible fan coil unit is easily installed with a very economical and space saving installation. No need renovation on wall or ceiling for installation. This easy to install and ready to operate unit ensure rapid and low installation cost.

  • Page 6: Specifications

    3. Specifications Specification (R-22) Ceiling Exposed Type - FH-CB Series WIRELESS FH15CBV1L INDOOR UNIT WIRED FH15CBV1M MODEL OUTDOOR UNIT R15CV1 Btu/h 13,000 TOTAL COOLING CAPACITY 3,800 TOTAL INPUT POWER 1201 TOTAL RUNNING CURRENT - 1Ø [3Ø] POWER SOURCE V/Ph/Hz 220-240 / 1 / 50...
  • Page 7 Specification (R-22) Ceiling Exposed Type - FH-CB Series (CONT’D) WIRELESS FH15CBV1L INDOOR UNIT MODEL FH15CBV1M WIRED OUTDOOR UNIT R15CV1 AIR FLOW 453 / 960 l/s / CFM SOUND PRESSURE LEVEL HEIGHT mm/in 543 / 21.4 UNIT WIDTH mm/in 700 / 27.6...
  • Page 8 Specification (R-22) Ceiling Exposed Type - FH-CB Series FH20CBV1L WIRELESS INDOOR UNIT FH20CBV1M WIRED MODEL OUTDOOR UNIT R18CV1 R20CV1 Btu/h 18,000 20,000 TOTAL COOLING CAPACITY 5300 5900 1818 2044 TOTAL INPUT POWER TOTAL RUNNING CURRENT - 1Ø [3Ø] POWER SOURCE 220-240 / 1 / 50 V/Ph/Hz REFRIGERANT TYPE...
  • Page 9 Specification (R-22) Ceiling Exposed Type - FH-CB Series (CONT’D) WIRELESS FH20CBV1L INDOOR UNIT FH20CBV1M WIRED MODEL OUTDOOR UNIT R18CV1 R20CV1 AIR FLOW 614 / 1300 l/s / CFM SOUND PRESSURE LEVEL HEIGHT mm/in 654 / 25.7 UNIT WIDTH mm/in 855 / 33.7 DIMENSION DEPTH mm/in...
  • Page 10 Specification (R-22) Ceiling Exposed Type - FH-CB Series WIRELESS FH25CBV1L INDOOR UNIT FH25CBV1M WIRED MODEL OUTDOOR UNIT R20CV1 R25CV1 Btu/h 21,000 25,000 TOTAL COOLING CAPACITY 6200 7300 TOTAL INPUT POWER 2064 2774 TOTAL RUNNING CURRENT - 1Ø [3Ø] 13.4 POWER SOURCE V/Ph/Hz 220-240 / 1 / 50 REFRIGERANT TYPE...
  • Page 11 Specification (R-22) Ceiling Exposed Type - FH-CB Series (CONT’D) WIRELESS FH25CBV1L INDOOR UNIT MODEL FH25CBV1M WIRED OUTDOOR UNIT R20CV1 R25CV1 AIR FLOW l/s / CFM 614 / 1300 755 / 1600 SOUND PRESSURE LEVEL HEIGHT mm/in 654 / 25.7 756 / 29.8 UNIT WIDTH mm/in...
  • Page 12 Specification (R-22) Ceiling Exposed Type - FH-CB Series WIRELESS FH30CBV1L INDOOR UNIT MODEL WIRED FH30CBV1M R28CV1 R30CV1 OUTDOOR UNIT Btu/h 28,000 30,000 TOTAL COOLING CAPACITY 8200 8800 TOTAL INPUT POWER 2840 3238 TOTAL RUNNING CURRENT - 1Ø [3Ø] 14.6 13.6 POWER SOURCE V/Ph/Hz 220-240 / 1 / 50...
  • Page 13 Specification (R-22) Ceiling Exposed Type - FH-CB Series (CONT’D) WIRELESS FH30CBV1L INDOOR UNIT MODEL FH30CBV1M WIRED OUTDOOR UNIT R28CV1 R30CV1 l/s / CFM 684 / 1450 741 / 1570 AIR FLOW SOUND PRESSURE LEVEL 756 / 29.8 mm/in HEIGHT UNIT mm/in WIDTH 855 / 33.7...
  • Page 14 Specification (R-22) Ceiling Exposed Type - FH-CB Series WIRELESS FH40CBV1L INDOOR UNIT MODEL WIRED FH40CBV1M OUTDOOR UNIT R35DV1 R40DY1 Btu/h 35,000 40,000 TOTAL COOLING CAPACITY 10300 11700 TOTAL INPUT POWER 3193 4171 [6.3] TOTAL RUNNING CURRENT - 1Ø [3Ø] 15.5 POWER SOURCE V/Ph/Hz 220-240 / 1 / 50...
  • Page 15 Specification (R-22) Ceiling Exposed Type - FH-CB Series (CONT’D) FH40CBV1L WIRELESS INDOOR UNIT WIRED FH40CBV1M MODEL OUTDOOR UNIT R35DV1 R40DY1 AIR FLOW l/s / CFM 1605 / 3400 SOUND PRESSURE LEVEL HEIGHT mm/in 852 / 33.5 UNIT WIDTH mm/in 1030 / 40.6 DIMENSION DEPTH mm/in...
  • Page 16 Specification (R-22) Ceiling Exposed Type - FH-CB Series WIRELESS FH50CBV1L FH61CBV1L INDOOR UNIT MODEL WIRED FH50CBV1M FH61CBV1M R50DY1 R61DY1 OUTDOOR UNIT Btu/h 50,000 61,000 TOTAL COOLING CAPACITY 14700 17900 TOTAL INPUT POWER 4743 6938 [10.8] TOTAL RUNNING CURRENT - 1Ø [3Ø] [8.3] POWER SOURCE V/Ph/Hz...
  • Page 17 Specification (R-22) Ceiling Exposed Type - FH-CB Series (CONT’D) WIRELESS FH50CBV1L FH61CBV1L INDOOR UNIT MODEL FH50CBV1M FH61CBV1M WIRED OUTDOOR UNIT R50DY1 R61DY1 1793 / 3800 AIR FLOW 1605 / 3400 l/s / CFM SOUND PRESSURE LEVEL 852 / 33.5 HEIGHT mm/in UNIT WIDTH...
  • Page 18 Specification (R-22) Ceiling Convertible Type - FL-E Series INDOOR UNIT FL15EV1L MODEL OUTDOOR UNIT R15CV1 Btu/h 12,000 TOTAL COOLING CAPACITY 3520 TOTAL INPUT POWER 1288 TOTAL RUNNING CURRENT - 1Ø [3Ø] 5.80 POWER SOURCE V/Ph/Hz 220-240 / 1 / 50 REFRIGERANT TYPE R-22 REFRIGERANT CONTROL (EXPANSION DEVICE)
  • Page 19 Specification (R-22) Ceiling Convertible Type - FL-E Series (CONT’D) FL15EV1L INDOOR UNIT MODEL OUTDOOR UNIT R15CV1 AIR FLOW l/s / CFM 453 / 960 SOUND PRESSURE LEVEL HEIGHT mm/in 543 / 21.4 UNIT DIMENSION WIDTH mm/in 700 / 27.6 HEIGHT mm/in 596 / 23.5 PACKING...
  • Page 20 Specification (R-22) Ceiling Convertible Type - FL-E Series FL20EV1L INDOOR UNIT MODEL OUTDOOR UNIT R18CV1 R20CV1 Btu/h 18,000 20,000 TOTAL COOLING CAPACITY 5300 5900 TOTAL INPUT POWER 1830 2056 TOTAL RUNNING CURRENT - 1Ø [3Ø] POWER SOURCE V/Ph/Hz 220-240 / 1 / 50 R-22 REFRIGERANT TYPE REFRIGERANT CONTROL (EXPANSION DEVICE)
  • Page 21 Specification (R-22) Ceiling Convertible Type - FL-E Series (CONT’D) INDOOR UNIT FL20EV1L MODEL OUTDOOR UNIT R18CV1 R20CV1 AIR FLOW l/s / CFM 614 / 1300 SOUND PRESSURE LEVEL mm/in 654 / 25.7 HEIGHT UNIT mm/in 855 / 33.7 WIDTH DIMENSION mm/in 328 / 12.9 DEPTH...
  • Page 22 Specification (R-22) Ceiling Convertible Type - FL-E Series FL25EV1L INDOOR UNIT MODEL R20CV1 R25CV1 OUTDOOR UNIT Btu/h 22,000 25,000 TOTAL COOLING CAPACITY 6400 7300 TOTAL INPUT POWER 2065 2484 TOTAL RUNNING CURRENT - 1Ø [3Ø] 13.2 POWER SOURCE 220-240 / 1 / 50 REFRIGERANT TYPE R-22 REFRIGERANT CONTROL (EXPANSION DEVICE)
  • Page 23 Specification (R-22) Ceiling Convertible Type - FL-E Series (CONT’D) FL25EV1L INDOOR UNIT MODEL OUTDOOR UNIT R20CV1 R25CV1 AIR FLOW 614 / 1300 l/s / CFM 755 / 1600 SOUND PRESSURE LEVEL mm/in HEIGHT 654 / 25.7 756 / 29.8 UNIT mm/in 855 / 33.7 WIDTH...
  • Page 24 Specification (R-410A) Ceiling Convertible Type - FLN-E Series FLN15EV1L WIRELESS INDOOR UNIT MODEL WIRED FLN15EV1M OUTDOOR UNIT RN15FV1 Btu/h 12,500 TOTAL COOLING CAPACITY 3664 TOTAL INPUT POWER 1270 TOTAL RUNNING CURRENT - 1Ø [3Ø] 5.69 POWER SOURCE V/Ph/Hz 220 - 240 / 1 / 50 REFRIGERANT TYPE R410A REFRIGERANT CONTROL (EXPANSION DEVICE)
  • Page 25 Specification (R-410A) Ceiling Convertible Type - FLN-E Series (CONT’D) WIRELESS FLN15EV1L INDOOR UNIT WIRED MODEL FLN15EV1M OUTDOOR UNIT RN15FV1 AIR FLOW l/s / CFM 390/827 SOUND PRESSURE LEVEL HEIGHT mm/in 550 / 21.7 UNIT WIDTH mm/in 658 / 25.9 DIMENSION DEPTH mm/in 273 / 10.7...
  • Page 26 Specification (R-410A) Ceiling Convertible Type - FLN-E Series WIRELESS FLN20EV1L FLN25EV1L INDOOR UNIT MODEL WIRED FLN20EV1M FLN25EV1M OUTDOOR UNIT RN20CV1 RN25CV1 Btu/h 17,500 20,500 TOTAL COOLING CAPACITY 5,129 6,008 1,765 2,010 TOTAL INPUT POWER TOTAL RUNNING CURRENT - 1Ø [3Ø] 7.91 9.01 220-240 / 1 / 50...
  • Page 27 Specification (R-410A) Ceiling Convertible Type - FLN-E Series (CONT’D) WIRELESS FLN20EV1L FLN25EV1L INDOOR UNIT FLN20EV1M FLN25EV1M MODEL WIRED OUTDOOR UNIT RN20CV1 RN25CV1 AIR FLOW l/s / CFM 675 / 1430 755 / 1600 SOUND PRESSURE LEVEL mm/in 654 / 25.7 HEIGHT UNIT WIDTH...
  • Page 28 Specification (R-410A) Ceiling Convertible Type - FLN-E Series WIRELESS FLN30EV1L INDOOR UNIT MODEL FLN30EV1M WIRED OUTDOOR UNIT RN28CV1 Btu/h 27,000 TOTAL COOLING CAPACITY 7,913 TOTAL INPUT POWER 2,754 TOTAL RUNNING CURRENT - 1Ø [3Ø] 12.6 220-240 / 1 / 50 POWER SOURCE V/Ph/Hz R-410A...
  • Page 29 Specification (R-410A) Ceiling Convertible Type - FLN-E Series (CONT’D) WIRELESS FLN30EV1L INDOOR UNIT MODEL WIRED FLN30EV1M OUTDOOR UNIT RN28CV1 l/s / CFM 808 / 1712 AIR FLOW SOUND PRESSURE LEVEL HEIGHT mm/in 756 / 29.8 UNIT WIDTH mm/in 855 / 33.7 DIMENSION DEPTH mm/in...
  • Page 30 Specification (R-410A) Ceiling Convertible Type - FLN-D Series WIRELESS FLN40DV1L MODEL INDOOR UNIT FLN40DV1M WIRED OUTDOOR UNIT RN35DV1 RN40DY1 Btu/h 33,000 38,500 TOTAL COOLING CAPACITY 9,672 11,284 TOTAL INPUT POWER 3,148 3,900 TOTAL RUNNING CURRENT - 1Ø [3Ø] [7.6] 15.7 POWER SOURCE V/Ph/Hz 220-240 / 1 / 50...
  • Page 31 Specification (R-410A) Ceiling Convertible Type - FLN-D Series (CONT’D) WIRELESS FLN40DV1L INDOOR UNIT WIRED FLN40DV1M MODEL OUTDOOR UNIT RN35DV1 RN40DY1 1605 / 3400 AIR FLOW l/s / CFM SOUND PRESSURE LEVEL HEIGHT 852 / 33.5 mm/in UNIT WIDTH 1030 / 40.6 mm/in DIMENSION DEPTH...
  • Page 32 Specification (R-410A) Ceiling Convertible/Exposed Type - FLN-D/C Series FLN62CV1L WIRELESS FLN50DV1L INDOOR UNIT FLN62CV1M MODEL WIRED FLN50DV1M OUTDOOR UNIT RN61DY1 RN50DY1 Btu/h 43,000 55,000 TOTAL COOLING CAPACITY 12,603 16,120 TOTAL INPUT POWER 4,700 6,414 TOTAL RUNNING CURRENT - 1Ø [3Ø] [8.3] [9.6] POWER SOURCE...
  • Page 33 Specification (R-410A) Ceiling Convertible/Exposed Type - FLN-D/C Series (CONT’D) WIRELESS FLN50DV1L FLN62CV1L INDOOR UNIT FLN50DV1M FLN62CV1M WIRED MODEL RN61DY1 OUTDOOR UNIT RN50DY1 1442 / 3056 2171 / 4600 AIR FLOW l/s / CFM SOUND PRESSURE LEVEL mm/in 852 / 33.5 HEIGHT UNIT WIDTH...

  • Page 34: Safety Devices

    Safety Devices - R-22 Series WIRELESS FH40CBV1L INDOOR UNIT FH40CBV1M MODEL WIRED R35DV1 R40DY1 OUTDOOR UNIT TYPE OPEN kPa / psi 2937 / 426 HIGH PRESSURE SWITCH CLOSE kPa / psi 2413 / 350 TYPE SAFETY OPEN kPa / psi 124 / 18 LOW PRESSURE SWITCH DEVICE...

  • Page 35: Application Information

    4. Application Information Operating Range Ensure the operating temperature is in allowable range. Cooling only High ambient unit Standard Caution : point The use of your air conditioner outside the range of working temperature and humidity can Low ambient kit result in serious failure. Indoor temp.
  • Page 36 Model : (Indoor) FL15/20EV1L, FLN15/20EV1L, FLN15/20EV1M, FH15/20/25CBV1L, FH15/20/25CBV1M (Outdoor) R15/20/25CV1, RN15/20/25CV1 Model : (Indoor) FL25EV1L (Outdoor) R25CV1...
  • Page 37 Model : (Indoor) FH30/40/50/61CBV1L, FH30/40/50/61CBV1M (Outdoor) R28/30CV1, R35DV1, R40/50/61DY1 Model : (Indoor) FLN40/50DV1L, FLN40/50DV1M, FHN62CV1L, FHN62CV1M (Outdoor) RN35DV1, RN40/50/61DY1...

  • Page 38: Controllers

    Controller DGS01 TURBO QUIET SLEEP MODE TIMER CLOCK CANCEL CANCEL Operating Guide Transmission Source • The source where the signal will be transmitted. Signal Transmission Indication • Blink to confirm that the last setting has been transmitted to the unit. “ON/OFF”...
  • Page 39 Turbo function • Press for fast cooling operation. • Fan speed turn to maximum speed. • Press again to deactivate the function. • Available under COOL and DRY modes only. • Any change of fan speed will deactivate this function. Quiet function •...

  • Page 40: Operating Guide

    DSLM8 MODE TURBO SWING QUIET TIMER TIMER TIMER OVERRIDE SLEEP Operating Guide MODE Button Press the MODE button to switch operation from COOL, AUTO*, DRY*, FAN. Check the display to see in which mode the control is set. *AUTO and DRY are available for selected models only. TURBO Fan Speed Press the Turbo key once to activate Turbo fan speed.
  • Page 41 “ON TIMER” and “OFF TIMER” The unit has 2-event timer, namely Timer 1 and Timer 2, each event has an ON TIMER and an OFF TIMER. The key press activity for Timer ON and Timer OFF is shown on Table 1.1 Table 1.1: Timer ON and Timer OFF key press and event sequence.
  • Page 42 OVERRIDE Function Press the OVERRIDE key once will activate the override function for 1 hour. An indicator “OVERRIDE 1” will show on the LCD. Press the same key again will increase the setting to 2 hours. An indicator “OVERRIDE 2” will be shown. Subsequent press will deactivate the override function. After the override timer is completed, the override function is deactivated and the logo is OFF.
  • Page 43 OPERATING STATE AND FAULT TABLE Wireless Remote Control (Universal Board) Cooling : LED Indicator Light Display POWER TIMER SLEEP Operation / Faulty Indication POWER TIMER SLEEP Cool Mode Timer On Sleep Mode On Compressor Overload 1 Time Pump Fault 2 Times Gas Leak 3 Times Room Sensor Open or Short...

  • Page 44: Installation

    5. Installations Installation Guideline Safety Precautions WARNING • Installation and maintenance should be performed by qualified persons who are familiar with local code and regulation, and experienced with this type of appliance. • All field wiring must be installed in accordance with the national wiring regulation. •...
  • Page 45 FH-CB / FHN62CV1L / FHN62CV1M Installation Diagram Indoor Unit Air Discharge Louver Air Discharge Grille Air Intake Grille Indicator Lights Air Filters Signal Receiver (Inside Air Intake Grille) Refrigerant Piping Air Intake Air Intake Air Discharge Nozzle Outdoor Unit Figure A Installation Of The Indoor Unit Preliminary Site Survey •...
  • Page 46 Please ensure that the following steps are taken: – Unit installation should be tilted/slanted at least 10mm as recommended in Figure B. – The drain pipe slope shall be kept at least 1:100. – Provide clearance for easy servicing and optimal air flow as shown in Figure C. –...
  • Page 47 Cover Lock Grille (The moving part protection for user direct touching) Cover lock grille must be installed as the Figure E below. Intake Grille Cover Lock Grille Screw Figure E If the unit need to be service, steps below shall be followed: 1.
  • Page 48 FL-E Installation Diagram Indoor unit Top Panel Air Discharge Louver Wrap the insulated pipe with the finishing tape from bottom to top Thermal Insulation Bottom Panel Air Intake Grille Air Intake Air Intake Outdoor Unit Air Discharge...
  • Page 49 Installation Of The Indoor Unit Preliminary Site Survey Standard Mounting • Voltage supply fluctuation must not exceed ±10% Ensure that the overhead supports are strong of the rated voltage. Electricity supply lines must enough to hold the weight of the unit. Position the be independent of welding transformers which hanger rods (wall mounting bracket for floor can cause high supply fluctuation.
  • Page 50 Under Ceiling Installation Install the Suspension Bolts 1. Install the suspension bolts so that it can support the indoor unit. 2. Adjust distance to ceiling before installation. 3. Refer to the dimension given to install the unit. Install the Indoor Units 1.
  • Page 51 1. Refer to the dimension as illustrated when installing the mounting bracket. 2. When the rear piping, determine the pipe hose position. Drill the pipe hole at the slight downward slant to the outdoor side. Mounting Bracket Hook the unit on the mounting bracket Wall Piping and Drain Hose Installation ( Under Ceiling Type)
  • Page 52 How to Remove Air Inlet Grille 3. Move the air inlet grille upward, and then turn 1. Remove the air inlet grille by both hands as it backwards. (Do not use too much force). the direction shown. 4. Remove the grille holder (both left and right 2.
  • Page 53 Installation of Drain Pump (Ceiling Position) For FL-E 1. Remove the bottom panel and air intake grille as shown in Figure 1. 2. Remove the terminal block cover as shown in Figure 2. 3. Remove the control box cover as shown in Figure 3. 4.
  • Page 54 Figure 2 Figure 3...
  • Page 55 Figure 4 Figure 5...
  • Page 56 FLN-D Installation Diagram Air Discharge Louver Wrap the insulated pipe with Signal Receiver Indicator Lights finishing tape from bottom to top Air Discharge Grille Air Intake Grille Air Intake Air Filters (Inside Air Intake Grille) Air Intake Air Discharge Installation Of The Indoor Unit Preliminary Site Survey Standard Mounting •...
  • Page 57 Figure B PULL PULL PULL PULL Please ensure that the following steps are taken: • The indoor unit must be installed such that there is no short circuit of the cool discharge • Check the gradient for drainage flow as air with the warmreturn air.
  • Page 58 Semi-Enclose Mounting In cas e the unit is to be half-recessed into a false ceiling, please check that the unit is wellaligned. Provide the installation space as shown in Figure D. Figure D 10mm Ceiling Board Top Panel Of Unit 10mm...

  • Page 59: Installation Of Outdoor Unit

    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 such a way 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 60: Refrigerant Piping

    Always choose the shortest path and follow the recommendation as tabulated below: For R22 FL15EV1L FL20EV1L FL25EV1L FH30CBV1L Indoor FH15CBV1L FH20CBV1L FH25CBV1L FH30CBV1M Model FH15CBV1M FH20CBV1M FH25CBV1M Outdoor...
  • Page 61 Piping Connection To The Units Align the centre of the piping and tighten the flare nut sufficiently with fingers. • Finally tighten the flare nut with torque wrench unit the wrench clicks. • When tightening the flare nut with torque wrench, ensure the direction for tightening •...

  • Page 62: Vacuuming And Charging

    Vacuuming And Charging • The precharged outdoor unit does not need any vacuuming or charging. However once it is connected, the connecting pipe line and the indoor need to be vacuumed before releasing the R22/R410A from the outdoor unit. 1) Open the service port core cap. 2) Connect pressure gauge to the service port.

  • Page 63: Additional Charge

    When the piping length is more than 7.5m, please use the table below (unit in gram). • For R22 FL15EV1L FL20EV1L FL25EV1L Indoor FH15CBV1L FH20CBV1L FH25CBV1L Model FH15CBV1M FH20CBV1M FH25CBV1M Outdoor R15CV1...
  • Page 64 The additional refrigerant charge amount recommended is a guideline for longer piping application. The actual charge required may be different from the guideline due to different application and variation in site conditions. Diagram shows typical charging method: Note : R22 - Nil R-410A - Nil CAUTION FOR R-410A Avoid prolong exposure of an opened compressor, or the internal part of refrigerant piping to moist...
  • Page 65 Special Precautions When Dealing With Refrigerant R410A Unit (1) What is New Refrigerant R-410A? R-410A 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 66 (d) When charging R-410A, ensure that only liquid is being withdrawn from the cylinder or can. This is to ensure that only the original composition of R-410A is being delivered into the system. The liquid composition can be different from the vapour composition. (e) Normally, the R-410A cylinder or can is being equipped with a dip pipe for liquid withdrawal.
  • Page 67 (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. Drainage check – pour some water into drain pan. •...

  • Page 68: Wiring Diagram

    6. Wiring Diagrams...
  • Page 71 Indoor Unit Model : FL15/20/25EV1L, FLN15/20/25EV1L, FLN15/20/25EV1M Outdoor Unit Model: R18/20/25CV1, RN20/25CV1...
  • Page 72 Indoor Unit Model : FLN30EV1L, FLN30EV1M Outdoor Unit Model : RN28CV1...
  • Page 74 Indoor Unit Model : FLN40DV1L, FLN40DV1M Outdoor Unit Model : RN35DV1...

  • Page 79: Servicing & Maintenance

    7. 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 Procedures Recommended Schedule Air Filter...

  • Page 80: Troubleshooting

    8. 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 81 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 82 By Means Of Diagnostic Flow Chart: Generally, there are two kinds of problems, i.e. starting failure and insufficient cooling. “Starting failure” is caused by electrical defect while improper application or defects in refrigerant circuit causes “Insuf- ficient cooling ”. i) Diagnosis of Electric Circuit...
  • Page 83 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. Satisfactory operation with temperature difference of air intake &...

  • Page 84: Dimensional Data

    9. Dimensional Data Outdoor Unit Model: R15CV1 All Dimension in mm Dimension R15CV1 700 521 250 485 175 36 441 130 111 15 Outdoor Unit Model: RN15FV1 All dimensions are in mm Dimension Model RN15FV1 550 658...
  • Page 85 Model: R18/20/25/28/30CV1 RN20/25/28CV1 Note : All Dimension in mm MODEL R18/20CV1 RN20/25CV1 R25/28/30CV1 RN28CV1 Model: R35DV1, R40/50/61DY1 RN35DV1, RN40/50/61DY1 90.0 40.0 Note : All Dimension in mm...
  • Page 86 FL15/20/25EV1L FLN15/20/25/30EV1L Note : Dimension in mm...
  • Page 87 Model : FH-CB Series, FHN62CV1L, FHN62CV1M All Dimension in mm Dimension Model FH15CBV1L 1050 1203 1130 FH15CBV1M FH20CBV1L 1050 1203 1130 FH20CBV1M FH25CBV1L 1050 1203 1130 FH25CBV1M FH30CBV1L 1400 1553 1480 FH30CBV1M FH40CBV1L 1750 1903 1830 FH40CBV1M FH50CBV1L 1750 1903...

  • Page 88: Indoor Unit

    Indoor Unit Model : FLN-D Series All dimension in mm Dimension Model FLN40DV1L 1674 1582 1714 1379 FLN40DV1M FLN50DV1L 1674 1582 1714 1379 FLN50DV1M...

  • Page 89: Exploded View & Part List

    10. Exploded View & Part List Model : R15CV1 PARTS DESCRIPTION PARTS DESCRIPTION LEFT PANEL ASSY., BASE PAN RIGHT PANEL ASSY., OUTDOOR COIL ASSY., FRONT PANEL VALVE BRACKET ASSY., CONTROL PANEL COMPRESSOR ASSY., PARTITION ASSY., VALVE COVER ASSY., FRONT GRILLE SUCTION PIPE PLASTIC HANDLE DISCHARGE PIPE ASSY., CAP TUBE INSULATION BRACKET, FAN MOTOR...
  • Page 90 Model : RN15FV1 DESCRIPTION DESCRIPTION COMPRESSOR ASSY. OUTDOOR COIL TOP PANEL DISCHARGE PIPE FAN MOTOR BRACKET SUCTION PIPE ASSY PARTITION ASSY. CAP TUBE FAN MOTOR VALVE BRACKET FAN BLADE ASSY. VALVE COVER ASSY. FRONT GRILLE ASSY. CONTROL PANEL ASSY FRONT PANEL RIGHT PANEL ASSY BASE PAN * DUE TO OUR POLICY OF INNOVATION, SOME SPECIFICATIONS MAY BE CHANGED WITHOUT NOTIFICATION.
  • Page 91 Model : R18/20CV1, RN20/25CV1 PARTS DESCRIPTION PARTS DESCRIPTION ASSY., BASE PAN TERMINAL COVER PANEL ASSY., OUTDOOR COIL DISCHARGE PIPE MOTOR BRACKET SUCTION PIPE ASSY., CAP TUBE FAN MOTOR FAN BLADE ASSY., VALVE COVER ASSY., FRONT GRILLE VALVE BRACKET PARTITION PLASTIC HANDLE COMPRESSOR SERVICE PANEL BACK PANEL, RIGHT...
  • Page 92 Model : R25/28/30CV1, RN28CV1 PARTS DESCRIPTION PARTS DESCRIPTION ASSY., BASE PAN TOP PANEL ASSY., OUTDOOR COIL ASSY., CONTROL PANEL MOTOR BRACKET TERMINAL COVER PANEL FAN MOTOR ASSY., VALVE COVER FAN BLADE ASSY., FRONT GRILLE VALVE BRACKET PLASTIC HANDLE, SIDE PARTITION DISCHARGE PIPE COMPRESSOR SUCTION PIPE...
  • Page 93 Model : R35DV1, R40/50/61DY1, RN35DV1, RN40/50/61DY1 PARTS DESCRIPTION PARTS DESCRIPTION MOTOR BRACKET ASSY., BASE PAN FAN MOTOR ASSY., COIL ASSY., FRONT PANEL PALTE, FLARE VALVE ASSY., CONTROL PANEL FLARE VALVE 3/8” SERVICE PANEL FLARE VALVE 5/8” FAN BLADE PARTITION TOP PANEL COMPRESSOR PLASTIC HANDLE ACCUMULATOR...
  • Page 94 Model : FH15CBV1L, FH15CBV1M PARTS DESCRIPTION PARTS DESCRIPTION ASSY.,TOP / BACK PANEL W/INS BRACKET R, HANGER W/PAINT ASSY., COIL HOLDER L W/INS ASSY, DRAIN PAN W/INS ASSY., COIL (FLARE JOINT) ASSY, BOTTOM PANEL W/INS FAN, DECK ASSY, TER. BOX (W/O O/LOAD STARTER)
  • Page 95 Model : FH20/25CBV1L, FH20/25CBV1M PARTS DESCRIPTION PARTS DESCRIPTION ASSY, DRAIN PAN W/INS ASSY.,TOP / BACK PANEL W/INS ASSY., COIL HOLDER L W/INS ASSY, BOTTOM PANEL W/INS ASSY., COIL (FLARE JOINT) ASSY, TER. BOX (W/O O/LOAD STARTER) ASSY, FRONT FRAME (W/O O/LOAD STARTER) FAN, DECK ASSY, LED FRONT FRAME (W/O PAINT) MOTOR (HL - M504ZM/4M45M-XE)
  • Page 96 Model : FH30CBV1L, FH30CBV1M PARTS DESCRIPTION PARTS DESCRIPTION ASSY.,TOP / BACK PANEL W/INS BRACKET R, HANGER W/PAINT ASSY, DRAIN PAN W/INS ASSY., COIL HOLDER L W/INS ASSY., COIL (FLARE JOINT) ASSY, BOTTOM PANEL W/INS FAN, DECK ASSY, TER. BOX (W/O O/LOAD STARTER) MOTOR (HL - M506ZM/4M45M-XE) ASSY, FRONT FRAME (W/O S/PAINT) ASSY, LED FRONT FRAME (W/O PAINT)
  • Page 97 Model : FH40/50/61CBV1L, FH40/50/61CBV1M PARTS DESCRIPTION PARTS DESCRIPTION ASSY.,TOP / BACK PANEL W/INS ASSY, DRAIN PAN W/INS ASSY., COIL HOLDER L W/INS ASSY, BOTTOM PANEL W/INS ASSY., COIL (FLARE JOINT) ASSY, TER. BOX (W/O O/LOAD STARTER) ASSY, FRONT FRAME (W/O O/LOAD STARTER) FAN, DECK ASSY, LED FRONT FRAME (W/O PAINT) MOTOR (HL - M504ZM/4M45M-XE)
  • Page 98 Model : FL15/20/25EV1L, FLN15/20/25/30EV1L, FLN15/20/25/30EV1M PARTS DESCRIPTION PARTS DESCRIPTION ASSY.,TOP PANEL COVER, HANGER L1 (C) ASSY., COIL COVER, HANGER L2 (D) ASSY., VANE COVER, HANGER R1 (A) ASSY., DRAIN PAN COVER, HANGER R2 (B) ASSY., CONTROL BOX MOUNTING BRACKET CONTROL MODULE COVER, CONTROL BOX G11 HANDSET MOTOR...
  • Page 99 Model : FLN40/50DV1L, FLN40/50DV1M PARTS DESCRIPTION PARTS DESCRIPTION BRACKET HANGER, LEFT DRAIN PAN ASSY. CONTROL BOX COVER DRAIN HOSE ASSY. L2 CONTROL MODULE AIR INTAKE GRILLE ASSY. AIR INTAKE GRILLE ASSY. CLOSE UP, LEFT BRACKET, CENTRE SUPPORT FRAME, SIDE PANEL FRAME, SIDE RIGHT ASSY, COIL HOLDER LEFT CLOSE UP, RIGHT...
  • Page 100 . c o m . m y GROUP ASSOCIATED (C&L) SDN BHD (109719-M) Head Office: Tel: 03-7953 8388 Fax: 03-7956 4371 Email: sales_enquiry@daikin.com.my, customer_service@daikin.com.my Branches: • Penang Tel: 04-331 1670 • Johor Tel: 07-557 7788 •...

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