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Summary of Contents for Cooper & Hunter CH-S09FTXE-NG
- Page 1 Service Manual Model: CH-S09FTXE-NG CH-S12FTXE-NG CH-S09FTXQ-NG CH-S12FTXQ-NG Refrigerant R32...
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Page 2: Table Of Contents
Service Manual Table of Contents Part Ⅰ : Technical Information ................. 1. Summary ........................2. Specifications ......................2.1 Specification Sheet ......................2.2 Operation Characteristic Curve ..................2.3 Capacity Variation Ratio According to Temperature ............2.4 Cooling and Heating Data Sheet in Rated Frequency 2.5 Noise Curve . - Page 3 Service Manual 9. Maintenance ........................ 9.1 Error Code List ........................9.2 Procedure of Troubleshooting .................... 9.3 Troubleshooting for Normal Malfunction ................10. Exploded View and Parts List ..............10.1 Indoor Unit ........................10.2 Outdoor Unit ........................11.
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Page 4: Part Ⅰ : Technical Information
Service Manual Part Ⅰ : Technical Information 1. Summary CH-S09FTXQ-NG CH-S12FTXQ-NG CH-S09FTXE-NG CH-S12FTXE-NG Technical Information... - Page 5 Service Manual Outdoor Unit CH-S09FTXE-NG CH-S09FTXQ-NG CH-S12FTXE-NG CH-S12FTXQ-NG Remote Controller Technical Information...
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Page 6: Specifications
2. Specifications Service Manual Parameter Unit Value CH-S09FTXE-NG Model CH-S09FTXQ-NG Rated Voltage 220-240 Power Rated Frequency Supply Phases Power Supply Mode Outdoor Cooling Capacity(Min~Max) 2600(440~3000) Heating Capacity(Min~Max) 2800(600~3200) Cooling Power Input(Min~Max) 720(160~1400) Heating Power Input(Min~Max) 710(200~1500) Cooling Current Input Heating Current Input... - Page 7 Service Manual ZHUHAI LANDA Compressor Manufacturer COMPRESSOR CO.,LTD Compressor Model QXF-B096zE190A Compressor Oil FW68DA Compressor Type Rotary Compressor LRA. 20.00 Compressor RLA 4.21 Compressor Power Input 1NT11L-6233 HPC115/95U1 Compressor Overload Protector KSD115ºC Throttling Method Capillary Set Temperature Range ºC 16~30 Cooling Operation Ambient Temperature ºC -15~48...
- Page 8 Service Manual CH-S12FTXE-NG Model CH-S12FTXQ-NG Rated Voltage 220-240 Power Rated Frequency Supply Phases Power Supply Mode Outdoor Cooling Capacity(Min~Max) 3500 (600~3600) Heating Capacity(Min~Max) 3600 (600~3800) Cooling Power Input(Min~Max) 970 (120~1400) Heating Power Input(Min~Max) 920 (120~1500) Cooling Current Input 4.42 Heating Current Input 4.30 Rated Input 1500...
- Page 9 Service Manual Compressor Manufacturer/Trademark ZHUHAI LANDA COMPRESSOR CO., LTD Compressor Model QXF-B096zE190A Compressor Oil FW68DA Compressor Type Rotary L.R.A. 20.0 Compressor RLA 4.21 Compressor Power Input Overload Protector 1NT11L-6233 Throttling Method Capillary Operation temp 16~30 Ambient temp (cooling) -15~48 Ambient temp (heating) -15~24 Condenser Form Aluminum Fin-copper Tube...
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Page 10: Operation Characteristic Curve
Service Manual 2.2 Operation Characteristic Curve Cooling Heating Cooling Heating 220V Conditions 220V Indoor: DB27°C/WB19°C Outdoor: DB35°C/WB24°C Indoor air flow: High Pipe length: 5m 230V 230V 240V Condition Condition Indoor:DB 20°C Conditions Indoor:DB 27°C WB19°C Indoor air flow: Super High Indoor: DB20°C/WB15°C Indoor air flow: Super High 240V... -
Page 11: Cooling And Heating Data Sheet In Rated Frequency
Service Manual 2.4 Cooling and Heating Data Sheet in Rated Frequency Cooling: Pressure of gas pipe Inlet and outlet pipe Rated cooling Compressor connecting indoor and temperature of heat Fan speed of Fan speed of condition(°C) (DB/WB) Model revolution outdoor unit exchanger indoor unit outdoor unit... - Page 12 Service Manual Indoor side noise when blowing Outdoor side noise when blowing Super High Middle High Compressor frequency(Hz) Indoor fan motor rotating speed Technical Information...
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Page 13: Outline Dimension Diagram
Service Manual 3. Outline Dimension Diagram 3.1 Indoor Unit 123.5 179.5 168.5 159.5 Φ55 Φ55 Φ55 Φ55 124.7 83.2 Model Unit:mm Technical Information... -
Page 14: Outdoor Unit
Service Manual 3.2 Outdoor Unit CH-S09FTXE-NG CH-S09FTXQ-NG Unit:mm Technical Information... - Page 15 Service Manual CH-S12FTXE-NG, CH-S12FTXQ-NG Unit:mm Technical Information...
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Page 16: Refrigerant System Diagram
Service Manual 4. Refrigerant System Diagram 09/12K Outdoor unit Indoor unit Gas pipe side Valve 4-Way valve Di s charge Suction Heat Accumlator exchanger Compressor (evaporator) Heat exchanger Liquid pipe (condenser) side Valve Strainer Capillary Strainer COOLING HEATING Connection pipe specification: Liquid pipe:1/4"... -
Page 17: Electrical Part
Jumper cap Yellow Brown COMP Compressor Blue Grounding wire YEGN Yellow/Green Black Violet Orange Note: Jumper cap is used to determine fan speed and the swing angle of horizontal lover for this model. ● Indoor Unit CH-S09FTXE-NG CH-S09FTXQ-NG 60000700068803 Technical Information... - Page 18 Service Manual CH-12FTXE-NG CH-12FTXE-NG 6363222005 Technical Information...
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Page 19: Pcb Printed Diagram
Service Manual 5.2 PCB Printed Diagram Indoor Unit CH-S09FTXE-NG, CH-S09FTXQ-NG ● Top view Technical Information... - Page 20 Service Manual CH-S12FTXE-NG, CH-S12FTXQ-NG ● Top view Name 1 Neutral wire 2 Neutral wire for health function 3 fan motor 4 Live wire for health 5 Auto button 6 Up and down swing terminal 7 Feedback interface of indoor fan 8 WIFI 9 Display 10 Jumper cap Indoor unit and outdoor...
- Page 21 Service Manual Outdoor Unit All models ● Top view Name 1 Interface of compressor wire 2 Interface of reactor Terminal of chassis electric heater Terminal of compressor electric heater 5 Terminal of 4-way valve 6 Interface of outdoor fan 7 Interface of earthing wire 8 Communication interface 9 Interface of netural wire 10 Interface of live wire...
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Page 22: Function And Control
Service Manual 6. Function and Control 6.1 Remote Controller Introduction YAN1F6(WIFI) Buttons on remote controller ON/OFF button MODE button FAN button SWING button TURBO button ▲/ button SLEEP button TEMP button WiFi button LIGHT button CLOCK button TIMER ON / TIMER OFF button Introduction for icons on display screen Set fan speed... - Page 23 Service Manual 1. ON/OFF button Press this button to turn on the unit. Press this button again to turn off the unit. 2. MODE button Press this button to select your required operation mode. AUTO COOL HEAT ● When selecting auto mode, air conditioner will operate automatically according to ex-factory setting. Set temperature cant be adjusted and will not be displayed as well.
- Page 24 Service Manual 6. ▲/ button ● Press "▲" or " " button once increase or decrease set temperature 1℃ . Holding "▲" or " " button, 2s later, set temperature on remote controller will change quickly. On releasing button after setting is finished, temperature indicator on indoor unit will change accordingly. (Temperature cant be adjusted under auto mode) ●...
- Page 25 Service Manual Note: ● Under on and off status, you can set TIMER OFF or TIMER ON simultaneously. ● Before setting TIMER ON or TIMER OFF, please adjust the clock time. ● After starting up TIMER ON or TIMER OFF, set the constant circulating valid. After that, air conditioner will be turned on or turned off according to setting time.
- Page 26 Service Manual Replacement of batteries in remote controller signal sender battery 1. Press the back side of remote controller marked with " ", as shown in the fig, and then push out the cover of battery box along the arrow direction. 2.
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Page 27: Ewpe Smart App Operation Manual
Service Manual 6.2 Ewpe Smart App Operation Manual Control Flow Chart Internet Cloud intelligent Cellular/ Home Wi-Fi home Other Wi-FI appliances Home wireless router Home Wi-Fi Operating Systems Requirement for User's smart phone: iOS system Android system Support iOS7.0 and Support Android 4.4 and above version above version... -
Page 28: Brief Description Of Modes And Functions
Service Manual 6.3 Brief Description of Modes and Functions Indoor Unit ● 1.Basic function of system (1)Cooling mode (1) Under this mode, fan and swing operates at setting status. Temperature setting range is 16~30 (2) During malfunction of outdoor unit or the unit is stopped because of protection, indoor unit keeps original operation status. (2)Drying mode (1) Under this mode, fan operates at low speed and swing operates at setting status. - Page 29 Service Manual (8)I feel control mode After controller received I feel control signal and ambient temperature sent by remote controller, controller will work according to the ambient temperature sent by remote controller. (9)Entry condition for compulsory defrosting function When turn on the unit under heating ode and set temperature is 16 C (or 16.5 C by remote controller), press “+, -, +, -, +, -”...
- Page 30 Service Manual Outdoor Unit ● 1. Cooling mode: Working condition and process of cooling mode: ① When Tindoor ambient temperature≥Tpreset, unit enters into cooling mode. Indoor fan, outdoor fan and compressor start operation. Indoor fan operates according to set fan speed. ②...
- Page 31 Service Manual 7. Auto mode Auto mode is determined by controller of IDU. See IDU logic for details. 8. 8 C heating Set temperature is 8 C. Display board of IDU displays 8 C. Under this mode, “Cold air prevention” function is shielded. If compressor is operating under this mode, fan speed will adjust according to auto fan speed;...
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Page 32: Part Ⅱ : Installation And Maintenance
Service Manual Part Ⅱ : Installation and Maintenance 7. Notes for Installation and Maintenance Safety Precautions: 10. If the power cord or connection wire is not long enough, please get the specialized power cord or connection wire Important! from the manufacture or distributor. Prohibit prolong the wire by yourself. - Page 33 Service Manual Safety Precautions for Installing and Relocating the Unit: To ensure safety, please be mindful of the following precautions. Warnings 1. When installing or relocating the unit, be sure to keep the refrigerant circuit free from air or substances other than the specified refrigerant.
- Page 34 Service Manual Safety Operation of Flammable Refrigerant Qualification requirement for installation and maintenance man ●All the work men who are engaging in the refrigeration system should bear the valid certification awarded by the authoritative organization and the qualification for dealing with the refrigeration system recognized by this industry. If it needs other technician to maintain and repair the appliance, they should be supervised by the person who bears the qualification for using the flammable refrigerant.
- Page 35 Service Manual Main Tools for Installation and Maintenance 1. Level meter, measuring tape 2. Screw driver 3. Impact drill, drill head, electric drill 4. Electroprobe 5. Universal meter 6. Torque wrench, open-end wrench, inner hexagon spanner 7. Electronic leakage detector 8.
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Page 36: Installation
Service Manual 8. Installation 8.1 Installation Dimension Diagram Space to the wall At least 15cm At least 15cm Space to the wall Drainage pipe Installation and Maintenance... - Page 37 Service Manual Start installation Preparation before installation Read the requirements select installation Prepare tools for electric connection location Select indoor unit Select outdoor unit installation location installation location Install the support of outdoor unit Install wall-mounting (select it according to the actual situation) frame, drill wall holes Connect pipes of indoor Fix outdoor unit...
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Page 38: Installation Parts-Checking
Service Manual 8.4 Requirements for electric connection 8.2 Installation Parts-checking 1. Safety Precaution Name Name (1) Must follow the electric safety regulations when installing Indoor unit Sealing gum the unit. Outdoor unit Wrapping tape (2) According to the local safety regulations, use qualified Support of outdoor power supply circuit and air switch. -
Page 39: Installation Of Indoor Unit
Service Manual 8.5 Installation of Indoor Unit 4. Outlet pipe (1) The pipe can be led out in the direction of right, rear right, 1. Choosing Installation Iocation left or rear left.(As show in Fig.3) Recommend the installation location to the client and then (2) When selecting leading out the pipe from left or right, please confirm it with the client. - Page 40 Service Manual (4) Put wiring cover back and then tighten the screw. Drain hose (5) Close the panel. Outlet pipe Note: (1) All wires of indoor unit and outdoor unit should be Tape connected by a professional. Drain hose Outlet Fig.9 pipe (2) If the length of power connection wire is insufficient, please...
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Page 41: Installation Of Outdoor Unit
Service Manual 4. Connect Indoor and Outdoor Pipes Outdoor Indoor Fig.17 (1) Remove the screw on the right handle of outdoor unit and Wall pipe Sealing gum then remove the handle.(As show in Fig.21) Upper hook (2) Remove the screw cap of valve and aim the pipe joint at the bellmouth of pipe.(As show in Fig.22) Liquid pipe Pipe joint... -
Page 42: Vacuum Pumping And Leak Detection
Service Manual 2. Leakage Detection (1) With leakage detector: The drain hos can't raise Check if there is leakage with leakage detector. upwards (2) With soap water: Wall If leakage detector is not available, please use soap water for leakage detection. Apply soap water at the suspected position and keep the soap water for more than 3min. -
Page 43: Wired Controller
Service Manual 8.9 Wired Controller If the product you bought is equipped with wired controller, please refer to the following introductions of wired controller. 1.Displaying Part Fig1.1.1 Outline of wired controller 1.1 LCD Display of Wired Controller Fig.1.1.2 LCD display 1.2 Instruction to LCD Display Description Symbols... - Page 44 Service Manual Lock function Shield functions (Button operation, temperature setting, On/Off operation,Mode setting are SHIELD disabled by the remote monitoring system.) TURBO Turbo function state Memory function (The indoor unit resumes the original setting state after power failure and MEMORY then power recovery) It blinks under on state of the unit without operation of any button SAVE...
- Page 45 Service Manual 3 Operation Instructions 3.1 On/Off Press On/Off to turn on the unit and turn it off by another press. Note: The state shown in Fig.3.1.1 indicates the “Off” state of the unit after power on. The state shown in Fig.3.1.2 indicates the “On” state of the unit after power on.
- Page 46 Service Manual • Timer off setting: Under on-state of the unit without timer setting, if Timer button is pressed, LCD will display xx. Hour,with OFF blinking. In this case, press▲ or ▼ button to adjust timer on and then press Timer to confirm. •...
- Page 47 Service Manual Timer range: 0.5-24hr. Every press of ▲or ▼ will make the set time increased or decreased by 0.5hr. If either of them is pressed continuously, the set time will increase/ decrease by 0.5hr every 0.5s. 3.6 Swing Setting Swing On: Press Function under on state of the unit to activate the swing function.
- Page 48 Service Manual Turn off the unit,without Sleep Press Function repeatedly unitll Press Enter/Cancel to activated the Sleep function activated go to the Sleep setting status function Press Enter/Cancel to cancel this Press Function repeatedly unitll go to the Fig.3.7.1. Sleep Setting setting Sleep function again 3.8 Turbo Setting...
- Page 49 Service Manual 3.9 E-heater Setting E-heater (auxiliary electric heating function): In the Heating mode, E-heater is allowed to be turned on for improvement of effciency. Once the wired controller or the remote controller enters the Heating mode, this function will be turned on automatically. Press Function in the Heating mode to enter the E-heater setting interface and then press Enter/Cancel to cancel this function.
- Page 50 Service Manual Notes: (1)When the Blow function is activated, if turning off the unit by pressing On/Off or by the remote controller, the indoor fan will run at the low fan speed for 2 min, with “BLOW” displayed on the LCD. While, if the Blow function is deactivated, the indoor fan will be turned off directly.
- Page 51 Service Manual Fig.4.2 Fig.4.2 Fig.4.2 shows the installation steps of the wired controller, but there are some issues that need your attention. (1) Prior to the installation, please firstly cut off the power supply of the wire buried in the installation hole, that is, no operation is allowed with electricity during the whole installation.
- Page 52 Service Manual 5 Errors Display If there is an error occurring during the operation of the system, the error code will be displayed on the LCD, as show in Fig.5.1. If multi errors occur at the same time, their codes will be displayed circularly. Note: In event of any error, please turn off the unit and contact the professionally skilled personnel.
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Page 53: Maintenance
Service Manual 9. Maintenance 9.1 Error Code List Note:All models is except 18K Display Method of Outdoor Display Method of Indoor Unit Unit(Only for the mode with this function) Indicator has 3 kinds of Indicator Display (during Malfunction display status and during A/C status Possible Causes blinking, ON 0.5s and OFF... - Page 54 Service Manual Display Method of Outdoor Display Method of Indoor Unit Unit(Only for the mode with this function) Indicator has 3 kinds of Indicator Display (during Malfunction display status and during A/C status Possible Causes blinking, ON 0.5s and OFF Dual-8 Name blinking, ON 0.5s and OFF...
- Page 55 Service Manual Display Method of Outdoor Display Method of Indoor Unit Unit(Only for the mode with this function) Indicator has 3 kinds of Indicator Display (during Malfunction display status and during A/C status Possible Causes blinking, ON 0.5s and OFF Dual-8 Name blinking, ON 0.5s and OFF...
- Page 56 Service Manual Display Method of Outdoor Display Method of Indoor Unit Unit(Only for the mode with this function) Indicator has 3 kinds of Indicator Display (during Malfunction display status and during A/C status Possible Causes blinking, ON 0.5s and OFF Dual-8 Name blinking, ON 0.5s and OFF...
- Page 57 Service Manual Display Method of Outdoor Display Method of Indoor Unit Unit(Only for the mode with this function) Indicator has 3 kinds of Indicator Display (during Malfunction display status and during A/C status Possible Causes blinking, ON 0.5s and OFF Dual-8 Name blinking, ON 0.5s and OFF...
- Page 58 Service Manual Display Method of Outdoor Display Method of Indoor Unit Unit(Only for the mode with this function) Indicator has 3 kinds of Indicator Display (during Malfunction display status and during A/C status Possible Causes blinking, ON 0.5s and OFF Dual-8 Name blinking, ON 0.5s and OFF...
- Page 59 Service Manual If malfunction occurs,corresponding code will display and the unit will resume normal until protection or malfunction disappears. Installation and Maintenance...
- Page 60 Service Manual Analysis or processing of some of the malfunction display: 1. Compressor discharge protection Possible causes: shortage of refrigerant; blockage of air filter; poor ventilation or air flow short pass for condenser; the system has noncondensing gas (such as air, water etc.); blockage of capillary assy (including filter); leakage inside four-way valve causes incorrect operation;...
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Page 61: Procedure Of Troubleshooting
Service Manual 9.2 Procedure of Troubleshooting Indoor unit (1) Malfunction of Temperature Sensor F1, F2 Main detection points: ● Is the wiring terminal between the temperature sensor and the controller loosened or poorly contacted? ● Is there short circuit due to trip-over of the parts? ●... - Page 62 Service Manual (2) Malfunction of Blocked Protection of IDU Fan Motor H6 Main detection points: ● SmoothlyIs the control terminal of PG motor connected tightly? ● SmoothlyIs the feedback interface of PG motor connected tightly? ● The fan motor cant operate? ●...
- Page 63 Service Manual (3) Malfunction of Protection of Jumper Cap C5 Main detection points: ● Is there jumper cap on the mainboard? ● Is the jumper cap inserted correctly and tightly? ● The jumper is broken? ● The motor is broken? ●...
- Page 64 Service Manual (4) Malfunction of Zero-crossing Inspection Circuit Malfunction of the IDU Fan Motor U8 Main detection points: ● Instant energization afte de-energization while the capacitordischarges slowly? ● The zero-cross detectioncircuit of the mainboard is defined abnormal? Malfunction diagnosis process: Start Turn power off for 1minute,the turn...
- Page 65 Service Manual (5) Malfunction of detecting plate(WIFI) JF Start check if the connection wire are correctly connected detecting Replace the plate with the same model Is malfunction eliminated Replace the mainboard with the same model The end Installation and Maintenance...
- Page 66 Service Manual Outdoor unit: (1) Capacitor charge fault (Fault with outdoor unit) (AP1 below refers to the outdoor control panel) Main Check Points: ●Use AC voltmeter to check if the voltage between terminal L and N on the wiring board is within 210VAC~240VAC. ●Is the reactor (L) correctly connected? Is the connection loose or fallen? Is the reactor (L) damaged? Fault diagnosis process: Turn on the unit...
- Page 67 Service Manual (2) IPM Protection, Out-of-step Fault, Compressor Phase Overcurrent (AP1 below refers to the outdoor control panel) Main check points: ●Is the connection between control panel AP1 and compressor COMP secure? Loose? Is the connection in correct order? ●Is the voltage input of the machine within normal range? (Use AC voltmeter to measure the voltage between terminal L and N on the wiring board XT) ●Is the compressor coil resistance normal? Is the insulation of compressor coil against the copper tube in good condition? ●Is the working load of the machine too high? Is the radiation good?
- Page 68 Service Manual Energize and switch on Use AC voltmeter If the voltage Check the supply to measure the IPM protection between terminal L voltage and voltage between occurs after the and N on wiring machine has run for terminal L and N restore it to board XT is within a period of time?
- Page 69 Service Manual (3) High temperature and overload protection diagnosis (AP1 hereinafter refers to the control board of the outdoor unit) Mainly detect: ●Is outdoor ambient temperature in normal range? ●Are the outdoor and indoor fans operating normally? ●Is the heat dissipation environment inside and outside the unit good? Fault diagnosis process: Overheat and high temperature protection...
- Page 70 Service Manual (4) Start-up failure (following AP1 for outdoor unit control board) Mainly detect: ●Whether the compressor wiring is connected correct? ●Is compressor broken? ●Is time for compressor stopping enough? Fault diagnosis process: Power on the unit Restart it up after Is stop time of the compressor 3 minutes longer than 3 minutes?
- Page 71 Service Manual (5) Out of step diagnosis for the compressor (AP1 hereinafter refers to the control board of the outdoor unit) Mainly detect: ●Is the system pressure too high? ●Is the input voltage too low? Fault diagnosis process: Out of step occurs in Out of step occurs once the operation unit is powered on.
- Page 72 Service Manual (6) Overload and air exhaust malfunction diagnosis (following AP1 for outdoor unit control board) Mainly detect: ●Is the PMV connected well or not? Is PMV damaged? ●Is refrigerant leaked? Fault diagnosis process: 20 minutes after the complete unit is powered off Is the terminal FA for the Connect the...
- Page 73 Service Manual (7) Power factor correct or (PFC) fault (a fault of outdoor unit) (AP1 hereinafter refers to the control board of the outdoor unit) Mainly detect: ●Check if the reactor (L) of the outdoor unit and the PFC capacitor are broken Fault diagnosis process: Start Check wiring of the...
- Page 74 Service Manual (8) Communication malfunction: (following AP1 for outdoor unit control board) Mainly detect: ●Is there any damage for the indoor unit mainboard communication circuit? Is communication circuit damaged? ●Detect the indoor and outdoor units connection wire and indoor and outdoor units inside wiring is connect well or not, if is there any damage? Fault diagnosis process: Start...
- Page 75 Service Manual (9) Malfunction of Overcurrent Protection Main detection points: ● Is the supply voltage unstable with big fluctuation? ● Is the supply voltage too low with overload? ● Hardware trouble? Malfunction diagnosis process: Start Normal fluctuation should be within 10 % Is malfunction Is the supply voltage unstable of the rated voltage on the nameplate...
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Page 76: Troubleshooting For Normal Malfunction
Service Manual 9.3 Troubleshooting for Normal Malfunction 1. Air Conditioner Cant be Started Up Possible Causes Discriminating Method (Air conditioner Status) Troubleshooting Confirm whether its due to power failure. If yes, No power supply, or poor After energization, operation indicator isnt bright wait for power recovery. - Page 77 Service Manual 4. ODU Fan Motor Cant Operate Possible causes Discriminating method (air conditioner status) Troubleshooting Connect wires according to wiring diagram to Wrong wire connection, or poor Check the wiring status according to circuit make sure all wiring terminals are connected connection diagram firmly...
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Page 78: Exploded View And Parts List
Service Manual 10. Exploded View and Parts List 10.1 Indoor Unit 09K/12K The component picture is only for reference; please refer to the actual product. Installation and Maintenance... - Page 79 Service Manual Part Code Description CH-S09FTXE-NG CH-S09FTXQ-NG Product Code CB444N07400 CB470N02200 Front Panel 20000300105S 200003000065T Display Board 30565260 300001000081 Front Case Assy 00000200040 00000200040 Helicoid Tongue 26112508 26112508 Left Axile Bush 10512037 10512037 Rear Case assy 20162010 20162010 Drainage Hose...
- Page 80 Service Manual Part Code Description CH-S12FTXE-NG CH-S12FTXQ-NG Product Code CB444N07500 CB470N02300 Front Panel 20000300105S 200003000065T Display Board 30565260 300001000081 Front Case Assy 00000200040 00000200040 Helicoid Tongue 26112508 26112508 Left Axile Bush 10512037 10512037 Rear Case assy 20162010 20162010 Drainage Hose 0523001408 0523001408 Ring of Bearing...
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Page 81: Outdoor Unit
Service Manual 10.2 Outdoor Unit Installation and Maintenance... - Page 82 Service Manual Part Code Description CH-S09FTXE-NG, CH-S09FTXQ-NG Product Code CB438W07400 Electric Box Assy 100002001193 Electric Box 20113034 Main Board 300027000249 Reactor 43130184 Terminal Board 42010313 Wire Clamp 71010103 Front Grill 22413049 Front Panel 01533034P Axial Flow Fan 10333004 Chassis Sub-assy...
- Page 83 Service Manual Installation and Maintenance...
- Page 84 Service Manual Part Code Description CH-S12FTXE-NG, CH-S12FTXQ-NG Product Code CB438W06800 Left Side Plate 01303200P Fan Motor 1501308507 Motor Support 01703136 Condenser Assy 011002000588 Top Cover Sub-Assy 000051060003 Rear Grill 01475014 Clapboard Sub-Assy 01233180 Compressor and Fittings 009001000175 Compressor Gasket 76710287 4-Way Valve Assy 030152000016 Big Handle...
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Page 85: Removal Procedure
Service Manual 11. Removal Procedure Caution: discharge the refrigerant 09/12K completely before removal. 11.1 Removal Procedure of Indoor Unit Step Procedure 1. Remove filter assembly Front panel Open the front panel. Push the left filter and right filter until they are separate from the groove on the front panel. - Page 86 Service Manual Step Procedure 4. Remove detecting plate(wifi) and electric box cover2 Remove the screws fixing detecting plate and remove detecting plate(wifi). Detecting plate(WIFI) Remove the screws fixing electric box cober2 and remove electric box2. 5. Remove front case sub-assy Screws Remove the screws fixing front case.
- Page 87 Service Manual Step Procedure 7. Remove electric box assy Screw Loosen the connection clasps between shield cover of electric box sub-assy and Clasps electric box, and then remove the shield cover of electric box sub-assy. Remove the screw fixing electric box assy . Electric box Shield cover of electric box sub-assy...
- Page 88 Service Manual Step Procedure Instruction: Some wiring terminal of this product is with lock catch and other devices. circlip The pulling method is as below: holder 1.Remove the soft sheath for some terminals at first, hold the circlip and then pull out the terminals.
- Page 89 Service Manual Step Procedure 9. Remove motor and cross flow blade Remove the screws fixing motor clamp Screws and then remove the motor clamp. Motor clamp Cross flow Remove the screws at the connection Screw Motor place of cross flow blade and motor; lift Holder the motor and cross flow blade upwards sub-assy...
- Page 90 Service Manual 1.Remove fifter assy Front panel Open the front panel. Push the left and rightfilters to make them break away from thegroove on the front case. Then remove the leftand right filters one by one. Left filter Front Right filter Groove case 2.Remove horizontal louver...
- Page 91 Service Manual 3.Remove electric box cover 2 and detecting plate WIFI Remove the screws on the electric box cover 2 and detecting plate(WIFI), then remove the electric box cover 2 and detecting plate(WIFI). Electric box cover2 Screw Note:The position of detection Detecting plate(WIFI) Electric box cover board(WIFI) may be different for different...
- Page 92 Service Manual Step Procedure 7.Remove vertical louver Loosen the connection clasps between vertical louver and bottom case to remove vertion louver. Swing motor Screw off the screws that are locking the swing motor and take the motor off. 8.Remove electric box assy Loosen the connection clasps between shield cover of electric box sub-assy and electric box,and then remove the shield...
- Page 93 Service Manual Step Procedure Rotate the electric box assy. Twist off the screws Rotate the electric box assy. Twist offthe that are locking the wire clip and loosen the Screws screwsthat are locking the wire clip and power cord. Remove the wiring terminal of loosen the power cord.
- Page 94 Service Manual Step Procedure Adjust the position of conncetion pipe on evaporator up wards to remove it. 10.Remove motor and cross flow blade Remove the screws fixing motor clamp and then remove the motor clamp. ① Remove the screws at the connection place of cross flow blade and motor;...
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Page 95: Appendix 1: Reference Sheet Of Celsius And Fahrenheit
Service Manual Appendix: Appendix 1: Reference Sheet of Celsius and Fahrenheit Conversion formula for Fahrenheit degree and Celsius degree: Tf=Tcx1.8+32 Set temperature Fahrenheit Fahrenheit Fahrenheit display Fahrenheit display Fahrenheit display Fahrenheit Celsius （℃） Celsius （℃） Celsius （℃） temperature temperature temperature （℉）... -
Page 96: Appendix 3: Pipe Expanding Method
Service Manual Appendix 3: Pipe Expanding Method Pipe Note: Pipe cutter Improper pipe expanding is the main cause of refrigerant leakage.Please expand the pipe according to the following steps: Leaning Uneven Burr A:Cut the pip ● Confirm the pipe length according to the distance of indoor unit and outdoor unit. ●... -
Page 97: Appendix 4: List Of Resistance For Temperature Sensor
Service Manual Appendix 4: List of Resistance for Temperature Sensor Resistance Table of Ambient Temperature Sensor for Indoor and Outdoor (15K) Temp( C) Resistance(kΩ) Temp( C) Resistance(kΩ) Temp( Resistance(kΩ) Temp( Resistance(kΩ) 138.1 18.75 3.848 1.071 128.6 17.93 3.711 1.039 121.6 17.14 3.579 1.009... - Page 98 Resistance Table of Tube Temperature Sensors for Indoor and Outdoor (20K) Temp( C) Resistance(kΩ) Temp( C) Resistance(kΩ) Temp( Resistance(kΩ) Temp( Resistance(kΩ) 181.4 25.01 5.13 1.427 171.4 23.9 4.948 1.386 162.1 22.85 4.773 1.346 153.3 21.85 4.605 1.307 20.9 4.443 1.269 137.2 4.289 1.233...
- Page 99 Service Manual Resistance Table of Discharge Temperature Sensor for Outdoor (50K) Temp( C) Resistance(kΩ) Temp( Resistance(kΩ) Temp( C) Resistance(kΩ) Temp( Resistance(kΩ) 853.5 18.34 4.75 799.8 93.42 17.65 4.61 89.07 16.99 4.47 703.8 84.95 16.36 4.33 660.8 81.05 15.75 4.20 620.8 77.35 15.17 4.08...
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