service manual 2500w
Contents
1. Turn off indoor unit and rotate cross flow fan by hand when the unit is on standby Is it possible to rotate cross flow fan by hand properly NO Replace bearing YES NO Is capacitor of indoor fan ok Replace capacitor YES Fan motor Replace indoor operates normally fan motor BS Turn on power supply Does OPERATION NO indication indicate YES Does compressor delay three minutes by temperature changes or others Wait three minutes Is it possible to detect AC 220 240V_ on terminal block or contactor of compressor NO NO YES NO Are all of compressor cords normal YES NO Is compressor motor winding normal Check winding resistor YES Is capacitor for NO compressor normal YES NO Is overload relay normal YES N0 YES Does compressor stop after a while YES Is gas quantity normal NO Check gas pressure YES YES Compressor is defective Compressor does not operate lt Primary check gt 1 Is the room temperature higher than the preset temperature in cooling operation 2 Is the crossover cable connected properly Is resistance value of room sensor Tr and heat exchanger sensor TP 1 normal YES Microcontroller is defective or miniature relay is defective Compressor is defective Capacitor is defective Overload relay is defective Compressor is defective Gas shortage Gas leak GC2. At least two sides should be kept open le Installation fixture of indoor unit Pipelines can be connected in the directions of Fig 1 and as indicated in Fig 1 When the pipelines Left outlet are connected to the directions of and a groove for the pipes has to be opened at the proper place on the base stand ffe Left rear outlet Rear outlet Bottom outlet 1 Installation of wall mounting plate Fix the wall mounting plate firmly on the wall with screws Make sure of the leveling of the plate Slanted wall mounting plate might jeopardize the smooth discharge of the condensed water 2 Drill holes on the wall Drill holes at places slightly below the wall mounting plate Fig 2 with hole diameter of 65mm 2 3 5 and the outer edge of the hole 5 10mm 1 5 2 5 lower Fig 2 so that the condensed water can smoothly flow out Cut the wall penetrating pipe d d 5 10mm lower 1 5 2 5 to proper length according to the thickness of the wall 3 Wall cap gt 5mm 1 10 1 5 longer than the wall thickness and insert SCH Cd the pipe as indicated in Fig 2 Interior A Exterior 3 Installation of drain pipe Fig 3 Install the pipelines of the indoor unit in accordance with the direction of the wall holes Wrap tightly the drain pipe and the pipelines with tape Make sure that the drain pipe is underneath the pipelines Fig 3 When the drain pipe passes the room interior some condensed
3. NO Check power supply Room sensor or heat exchanger sensor is defective Replace room sensor or heat exchanger sensor Replace P C board Rewire or replace defective cords d Replace compressor A fi Replace capacitor i Replace overload relay d Replace compressor i i Supply gas i d Replace compressor i Trouble shooting Check power supply mains or interconnection wires Is the power applied to the unit N0 Is the unit display normal YES Does outdoor unit run RRT Check the wiring of indoor and outdoor Check the Does the compressor wires compressor run a V0 normally Press the power ON OFF button Does the control capacitor ok of wire control or remote control N0 RER Control failure Is the power normal check the voltage between LAN of terminal block YES YES Does the control PCB ok Check the failure code NO Is the display all according to the failure off table YES II Check the connector on display PCB connected to control PCB Control PCB failure Check the display PCB itself 3335 Indoor unit and outdoor unit don t operate Does the electric switch cut off after a few nimutes Does the electric switch cut off YES Is the wires of indoor unit and outdoor unit no problem Reconnect the wires YES Is the insulation of indoor unit and outdoor unit no problem Find the reason
4. The following ordinary pipelines connection and air purging procedures are just suitable for non quick coupler model Ordinary pipelines connection No dust foreign articles air or moisture should be allowed to enter the air conditioning system Careful attention should be paid when pipeline connection for outdoor unit is made Try to avoid repeated curves as much as possible otherwise hardening or cracks might be caused to the copper pipes Suitable wrenches should be used when the pipeline connection is done so as to ensure appropriate torque refer to following torque Table 1 Excessive torque might damage the joints while too little torque might lead to leakage Table 1 Torque based upon the wrench to be used Outer diameter of E ti e copper pipe Tightening torque Strengthened tightening torque 6 35 1 4 160kgf cm 63kgf inch 200kgf cm 79kgf inch 9 52 3 8 300kgf cm 118kgf inch 350kgf cm 138kgf inch 12 7 1 2 SO00kgf cm 197kgf inch 550kgf cm 216kgf inch 15 88 5 8 750kgf cm 295kgf inch 800kgf cm 315kgf inch 19 05 3 4 1200kgf cm 472kgf inch 1400kgf cm 551kgf inch Air purging with vacuum pump 1 Check that pipelines connection have been properly connected remove the charging port Cap and connect the manifold gauge and the vacuum pump to the charging valve by service hoses as shown Fig 6 Indoor unit 2 Open the valve of the low pressure side of manifold gauge then run the vacuum pum
5. CHIGO AIR CONDITIONING G Service manual for Split Wall Mounted Type Room air conditioner Applied to R410a ACS HROSLED R410A NOTE Be sure to read the manual firstly before servicing the units Please contacts with your service center at any time if meet problem Contents Ts SUMMA EE 03 2 Model el all e ME 04 3 LISE e Eeer 05 4 Exploded view and part Jet een 20 5 Operation principl ssssssssssssssssssssssssssssssssssecsssssssssassssssssssssssessseeesees 22 6 Paran E 42 Za PCB dn e gl E A7 Ee le e e gl EE 58 1 Summary 1 1 indoor unit Model 81 1 2 outdoor unit ACS HRO9LED R410A 1 3 remote controller 2 Model explaining VJ Improve an ordinal number Divide the body outdoors box a body code External appearance characteristic code Separately the body indoor machine or whole type style code Separately the body pit code inside the indoor machindor whole type Code of refrigerant type no code l 22 C R407c A R410a Power type 1 115v 60Hz 2 220V 60Hz 3 220 240V 50Hz 4 240V 50 Hz Main function code c Cold breeze type H Hot pump type A Hot pump the type take assistance electricity to heat E The electricity heat Capacity code x1000W Structure form code Special craft code Q Deal with contact quickly S Soft start d Outside tube in addition to frost The weather type code TT type code abridge C CHIGO brand Model CS 25C3A V85AY1 T1 climate type w
6. display at off state outdoor unit abnormal 1 Check whether the winding resistance and operation current of the compressor are normal 2 Check whether the high and low pressure is normal when the unit is running 3 Check whether the coil pipe sensor is normal whether the contact of the inserter on the circuit board is well the coil pipe temperature sensor is fixed the evaporation of the indoor unit is well the key is to check the evaporator temperature detected by the coil pipe temperature sensor has reached the cooling or heating temperature 4 Check whether the surface of the condenser is too dirty it should be cleaned when it is too dirty 5 Check whether the capacitance of the outdoor motor and the fan is damaged it should be replaced when it is damaged 6 If the above items are normal the electric control board should be replaced E5 PG motor display at off state flicker 5 7 SEC display at off state no feedback signal of indoor fan 1 Check whether two sets of plugs on the outlet end of the motor have loosed from the socket of the electric control board insert it firmly when loosing 2 Check whether the indoor motor has damaged the motor should be replaced when it is damaged gt 3 Check whether the controllable silicon and other components on the electric control board have damaged replace the controllable silicon or electric control board wh
7. water might occur to its surfaces if the humidity is very high 4 Installation of indoor unit Pass the connection wires connecting pipelines and drain Fig 4 pipe through the wall hole Hang the indoor unit on the hooks at the top of the wall mounting plate so that the hooks at the bottom of the indoor unit match the hooks of the wall mounting plate Fig 4 siis Inspections Fig 5 a Check if the hooks at the top and bottom are firmly fixed b Check if the position of the master unit is properly leveled c The drain pipe should not curve upward Fig 5 d The drain pipe should be at the lower part of the wall pipes Fig 5 Installation fixture of outdoor unit Try to ship the product to the installation location in its original package As the gravity center of the unit is not at the installation center special caution should be taken when using hoisting cables to lift it up During shipping the outdoor unit must not be slanted to over 45 degrees Do not store the unit in a horizontal way Use expansion bolts to fix the mounting supports on the wall Use bolts and nuts to fix the outdoor unit firmly on the supports and keep on the same level Ifthe unit is installed on the wall or at the rooftop the supports have to be firmly fixed so as to resist earthquake or strong wind Dimensions for parallel units installations 300mm 1 min Ordinary pipelines connection amp Air purging
8. 9 11 Model YDK 30 6 Power input W 85 Fan motor Capacity uF 2 Speed RPM r min 890 High Med Low Outdoor dia length mm 0384x136 fan Tube pitch row pitch Fin mm 21 12 7 1 4 spacing Tube outside Condenser _ mm o7 imner groove pipe dia and typ Coil length height mm 648 462 12 7 width Outdoor Noise Level dB A 51 Dimension L WH mm 700 225 500 Packing L W H mm 825 320 550 Net Gross weight Kg 25 29 _ Refrigerant type weight g R410A 560 Si el S Design pressure Hi Low MPa 4 2 1 2 Refrigerant piping Liquid 5 j mm 96 35 99 523500 side Gas side Length Ge 7 PCB function NOTE Ts is the set temperature Tr is indoor room temperature TP1 is indoor coil pipe temperature TP2 is outdoor coil pipe temperature Display panel Heating indicator Flap swinging idifi Cooling cooling and Sleeping Timer time indicator Cooling indicator heating model indicator indicator TDT LT TTT waken T TTT LOTTE Indoor fan motor running display Setting temperature and Fan speed indicator malfunction code indicator Start up the compressor when the room temperature is more than Ts 1 C compressor start up Shut down the compressor when the room temperature is less than or equal to the set temperature Ts 1 C compressor shutdown When the temperature of coil pipe of the indoor units is less than or equal to 1 C for one minute and the compressor has continuous run for more
9. akage of flammable gases To avoid high frequency facilities such as high frequency arc welders etc To avoid the places where acid solutions are frequently used EZ EZ EZ lt To avoid the places where some special sprayers sulfides are frequently used Not to install on top of the musical instruments TV computer etc valuable appliance Not to install a fire alarming device near the air outlet of the unit during operation the fire alarm device might be erroneously triggered by the warm air from the unit EZ x Make sure of enough space for installation and maintenance To take into consideration the operational convenience and safety in installation it is recommende to ensure enough space between the unit and the walls Ceiling Left side 150mm 6 and above from wall Right side 150mm 6 and above from wall Wall hanging plate 2300mm 7 6 and above ground Attention If there are some additional function devices to install on the air conditioner Be sure add to the installation space for the function devices Height limits of indoor and outdoor units Either the indoor unit or the outdoor unit can be higher but the height difference must comply the stated requirements Try to reduce the bending of the piping line as much as possible so as to avoid possible negative impacts upon the performances of the units Di a Indoor unit S 5m 16 5 max outdoor unit Se
10. all split type air conditioner cooling capacity is 2500W power is 220V 50Hz 1PH refrigeration is R410A the kernel of indoor unit is fresh 98 the pattern no is 85 first time design outdoor unit is 1HP of 2003 year Indoor unit modle is CS 25C3A V85A outdoor unit model is CS 25C3A Y1 3 Attention of installation 3 1 Safety Precaution B To prevent injury to the user or other people and property damage the following instructions must be followed H incorrect operation due to ignoring instruction will cause harm or damage mBefore service unit be sure to read this service manual at first 3 2 Warning gt Installation lt H Do not use a defective or underrated circuit breaker Use this appliance on a dedicated circuit There is risk of fire or electric shock W For electrical work contact the dealer seller a qualified electrician or an Authorized service center Do not disassemble or repair the product there is risk of fire or electric shock Always ground the product There is risk of fire or electric shock IN install the panel and the cover of control box securely There is risk of fire of electric shock Always install a dedicated circuit and breaker Improper wiring or installation may cause fore or electric shock E Use the correctly rated breaker of fuse There is risk of fire or electric shock Do not modify or extend the power cable There is risk of fire or electric shock Do not install remove or reinstall the
11. and VI replace the failure componet YES YES Is the resistance of each main component no problem N0 Rreplace the failure componet Indoor and outdoor unit don t operate Is the power supply no problem YES Change a good remote does the air conditioner running YES NO Press emergency key does the air conditioner running YES N0 Does the fuse of indoor YES PCB burn out NO Does the transformer has d output YES Does the 12 V and 5V of d indoor PCB have YES normal a Make the power supply ok Replace remote control Replace remote receiver or display panel Replace fuse of indoor PCB Replace transformer f Replace PCB
12. closed and the indoor blower fan is running at the set speed Automatic mode e Conditions for entering the automatic running mode are After power up for the first time start up and select the automatic operating mode of remote or press emergency key the working mode depends on Tr and if the working mode had set it doesn t change by Tr and the default set temperature is 25 C Time on and time off When the time on or time off is used the clock of remote controller shall be corresponding to the current clock and the timing times is less than or equal to 24 hours when the timing time is reached unit will start up or shutdown Sleep function When the sleep key is press air conditioner enter sleep state indoor blower fan running at low speed only sleep indication display Emergency key function There is a forcible execution key on the panel of indoor units and the air conditioner can run by pressing the key when the remote control is out of work or missing When pressing down the forcible execution key then power up and enter the self check program Failure display LED lamp display f failure The reason of fault and solution code explain code explain Normal the defrost state is removed it display at flicker 1 1 defrost Ha DF ae will return to normal condition on state SEC indication f automatically 1 Normal during heating mode display at flicker 1 3 2 It will be removed whe
13. eck if the function selection keys on the remote controller are working properly Check if the room temperature adjustments and timer settings are working properly Check if the drain is smooth Check if there is any abnormal noise or vibration during operation Check if there is leakage of refrigerant A 16 Is the unit installed correctly Suitable Installation Position Isn t there anything which prevents ventilation or obstructs operation in front of the indoor unit Do not install the unit following place Inflammable gases may leak Oil splashes a lot ln case where the unit is used in such places as poisonous or sultry gases are generated or seaside district exposed to sea breezes corrosion may cause malfunction Consult with your distributor Air conditioner body and remote controller must be m 39 3 4 or more away from a TV or a radio Drain the dehumidified water from the indoor unit to a place which drains well Pay attention to operation noise When installing the unit choose a place which can stand the weight of the unit well and does not increase the operation noise or vibration Especially where there is a possibility that vibration be transmitted to the house fix the unit by inserting attached vibration proof pads between the unit and fittings Choose the place where hot air and operation noise from the outlet of the outdoor unit do not annoy the neighborhood Things left
14. ection for Split type quick coupler model If you purchase the machine for split type quick coupler model please adopt the following pipeplines connection procedures 1 Remove the dust caps from the indoor and outdoor units and the connecting pipe 2 Align the joint counter of connecting pipe with the proper indoor and outdoor joint conic surfaces tighten the connecting nut manually Then make it secure with a wrench as shown Fig 7 applying to above torque Table 1 heid 3 Remove the two valve core caps from the outdoor unit 4 Turn on the high and low pressure valve cores with an socket wrench then tighten the two valve core caps of the outdoor unit Fig 8 gt ES yy age bens cotton 5 Finally wrap the hot insulating cotton around the joints Que Low pressure valve of indoor and outdoor units 2 Valve core cap High pressure valve Fig 8 Notes on installation of quick coupler 1 Connecting pipe bending minimum radius parameters Table 3 Minimum bending radius as 2 Quick coupler assembly and disassembly limit onesie e oe eoenn i i i 2500 5 100W the assembly and disassembly times are inadvisably wen ennn 5 8 22000 240008 TU 14 Pipelines connection for Whole Unit type quick coupler model If you purchase the machine for Whole Unit type quick coupler model please adopt the following pipeplines connection procedures STEP 1 Remove two screws on the maintance plate with a
15. en they are damaged E6 PG motor display at off state flicker 6 8 SEC display at off state no over zero signal 1 Firstly check whether the indoor fan is normal 2 Check whether the signal outputting from the integrated chip of the electric control board is normal the electric control board should be replaced when the signal is abnormal E7 display at off state flicker 7 9 SEC display at off state outdoor feedback fault 1 Check whether the winding resistance and operation current of the compressor are normal 2 Check whether the high and low pressure is normal when the unit is running 3 Check whether the indoor and outdoor wiring is right when it is wrong connect them again according to the circuit diagram 4 Check whether the contact of the inserter on the circuit board and the connection are well otherwise repair 5 Check whether the signal feedback wire is disconnected replace or connect the feedback signal wire 6 Check whether the supply power is phase lacking or phase opposition 7 Check whether the AC electromagnetic contactor is well E8 display at off state flicker 8 10 SEC display at off state frost protection over heat protection 1 Check whether the filter of the indoor unit is dirty or blocked and clean if it is dirty 2 Check whether the indoor fan is running normally and replace the motor if it is abnormal 3 C
16. er fan run at high speed and it must meet start condition turbo indication is light e After the compressor runs five minutes the lamp flashes 4 times per six seconds or display E4 if the temperature of indoor coil pips is less than 30 C heating in the continuous 20 minutes The controller will automatically shut down if the temperature of indoor coil pips is less than 30 C in another continuous 20 minutes that is the abnormality protection of outdoor units and the indicator lamp keeps its former state of flashing T3 63 C T2 56 C T1 52 C TP 36 C 7 30 C 25 C E Ts 0 Tr Ts OC over 6 MIN COMPRESSOR start up shutdown Startup shutdown _ Istart p outdoor blower fan start up shutdown start up shutdown startup four way gt MIN __ 2 MIN S 2 MIN valve start up shutdown start up shutdown start up indoor D Ht low shutdown Joen low wer Low set speed speed after 15S speed speed eed spee shutdown set speed gt 35 Tr 36 C Tei 3 C e ooEaHvAnOH start up H in TMOOH high seen cee shutdown igh speed outdoor start up blower fan turbo indication Start UP Defrost only applicable to the heating mode the intelligent defrost In the heating mode the electric contro
17. ets onto your skin or clothes wash it well with clean water Do not use the remote of the batteries have leaked The chemical in batteries could cause burns or other health hazards 3 3 Installation details E Wrench torque sheet for installation Outside diameter 96 35 1 4 3 8 1 2 58 66 ya 66 B Connecting the cables The power cord of connect should be selected according to the following specifications sheet Grade Unit 7K 9K 12K 18K 24K 28K mm2 1 0 1 0 1 5 2 5 2 5 2 5 B Pipe length and the elevation Standard Addition Max Max Capaci length al t Pipe size refrigera Y m Elevation Elevation t Btu h Gas LIQUID Bm A m g m e 9K 3 8 1 4 99 52 _ 6 35 3 5 5 15 30 18K T 1 4 22K 12 7 6 35 28K p15 88 p9 52 Indoor unit In case that Indoor unit more than Outdoor unit Caution Capacity is base on standard length and maximum allowance length is base of reliability Oil trap should be installed per 5 7 meters Selection of installation positions for indoor unit To be installed at the position where the air delivered from the unit can reach every corner of the room E To avoid being affected by the outdoor air To avoid blockage to the air inlet or outlet of the unit To avoid too much oil smoke or steam A EN To avoid possible generation inflow lingering or le
18. failure of the product or electric shock Do not store or use flammable gas or combustible near the product There is risk of fire or failure of product E Do not use the product in a tightly closed space for a long time Oxygen deficiency could occur E When flammable gas leaks turn off the gas and open a window for ventilation before turn the product on aL Do not use the telephone or turn switches on or off There is risk of explosion or fire Wir strange sounds or small or smoke comes from product Turn the breaker off or disconnect the power supply cable There is risk of electric shock or fire E Stop operation and close the window in storm or hurricane If possible remove the product from the window before the hurricane arrives There is risk of property damage failure of product or electric shock Do not open the inlet grill of the product during operation Do not touch the electrostatic filter if the unit is so equipped There is risk of physical injury electric shock or product failure E When the product is soaked flooded or submerged contact an Authorized service center There is risk of fire or electric shock Be caution that water could not enter the product There is risk of fire electric shock or product damage B ventilate the product from time to time when operating it together with a stove etc There is risk of fire or electric shock Turn the main power off when cleaning or maintaining the product There i
19. heck whether indoor pipe temperature sensor is normal and replace the sensor if it is abnormal 4 Check whether the system pressure is normal if abnormal should check whether there is leakage and fill the refrigerant again 29 8 TROUBLE SHOOTING Indoor Tr sensor error Is CN Tr sensor connector connected properly YES Is Tr sensor resistance value SKO at 25 normal YES Indoor TP1 sensor error Is CN TP 1 sensor connector connected properly YES Is TP sensor resistance value SKO at 25 normal YES NO NO NO NO Indoor P C board is defective Indoor P C board is defective 30 i Connect CN properly i i Replace TA sensor d R Replace P C board d F Connect CN properly il hi Replace TC sensor i i Replace P C board H Only indoor fan motor does not operate lt Primary check gt 1 Is it possible to detect the power supply voltage 200 240 V between L and N on the terminal block 2 Does the indoor fan motor operate in cooling operation Turn off power supply once and turn it on again Does compressor continue to operate Is it possible to detect AC 220V between pin high middle low and Start to operate indoor pin common of motor unit in cooling connector operation at airflow level LOW wait three minutes Does indoor fan operate YES NO Replace main P C board
20. l board checks and compares the temperature of indoor room and indoor coil pipe after the compressor works for a while judge whether the outdoor heat exchanger part is frosted or not according to conditions such as the change of indoor coil pipe temperature if it is judged as frosted it automatically enters defrosting process When defrosting close the indoor and outdoor blower fan and four way valve Dehumidification Dehumidification running is to eliminate the water vapor in the air by using the cool circulating capacity but the dehumidification will not decrease the indoor temperature in great deal The air conditioner automatically repeats on and off circulation according the room temperature which is shown in the following figure Tr 23 C 10 C dk EN gt 7 MINJ Tr lt 10C gt MIN 5 MIN S MIN 5 MIN indoor blower fan low speed forbid dehumidify compressor start upShutdown start up shutdown shutdown Sart UP enden Start Up shutd wi Out 500 LL BN ozon Hupstart upshutdown start up shutdown shutdown start up shutdown start up Shutdown four way valve shutdown e e In the dehumidification mode the indoor fan is running at the low speed for twenty seconds at first then it selects working mode Ventilation working mode In the ventilation mode When ventilating the compressor outdoor blower fan four way valve and electric heating are all
21. lection of installation positions for outdoor unit To install the outdoor unit at the places which can stand the load of the machine weight and will not cause big vibrations and noises To install the unit at the places not to be exposed to rain or direct sunshine and the places with good ventilation The noises generated from the unit will not affect the neighboring places e Do not install the unit on non metal frame Not to install the unit at the places where there might occur the generation inflow stay or leakage of inflammable gases Pay attention to the drainage of the condensed water from the base plate during operations To avoid the air outlet being directly against the wind Detailed space requirements around the outdoor unit 1 When there are obstacles above the unit 2 When the front air outlet is open 3 When there are 4 100mm 4 min 200mm 8 min 500mm 1 8 min 500mm 1 8 min Space for maintenance Shown as in the following figure Keep the maintenance space in front of the 200mm 8 min 300mm 1 min SEE N N NI AS ki N N ki 4 When there are obstacles at the front and rear sides 5 When there are obstacles all around i l i i l i l l f i l i the unit on four sides Although the top side is open the 100mm 4 min installation is not to be done if there are obstacles all around 1000mm 3 4 min
22. n indoor blower fan Tr 23 C TP1 S50 BS Ee e In the heating mode the indoor flower fan can be set as high medium low automatic running mode by remote control however the anti cool air function is prior In the heating mode the anti cool air control function is to control shutdown of the indoor blower fan by detecting the temperature of coil pipe of evaporator so as to attain the purpose of preventing cold air from blowing e For the waste heat emission function in the heating mode in principle the indoor blower fan shall be on for fifteen seconds after the electric heating is closed e When the temperature of coil pipe of indoor units is more than or equal to 56 C the outdoor blower fan shuts down and it enters the overload protection when the temperature of coil pipe of indoor units is less than or equal to 52 C the outdoor blower fan starts up and it exit the overload protection e When the temperature of coil pipe of indoor units rises to 63 C the compressor and outdoor blower fan are closed and two minutes later the change valve is closed The indoor blower fan is running at the set speed Restart up six minutes later if the above situations appear again within ten minutes all the outputs are shut down through the electric control board and display failure e When you press turbo button of remote the air conditioner enter turbo running compressor outdoor blower fan and four way valve turn on all along indoor blow
23. n refrigerant system There is risk of damage or loss of property E Do not block the inlet or outlet of air flow It may cause product failure WE Use a soft cloth to clean Do not use harsh detergents solvents etc There is risk of fire electric shock or damage to the plastic parts of the product E Do not touch the metal parts of the product when removing the air filter They are very sharp There is risk of personal injury E Do not step on pr put anything on the product outdoor units There is risk of personal injury and failure of product Always insert the filter securely Clean the filter every two weeks or more often if necessary A dirty filter reduces the efficiency of the air conditioner and could cause product malfunction or damage Do not insert hands or other object through air inlet or outlet while the product is operated There are sharp and moving parts that could cause personal injury E Do not drink the water drained from the product It is not sanitary could cause serious health issues E Use a firm stool or ladder when cleaning or maintaining the product Be careful and avoid personal injury W Replace the all batteries in the remote control with new ones of the same type Do not mix old and mew batteries or different types of batteries There is risk of fire or explosion E Do not recharge or disassemble the batteries Do not dispose of batteries in a fire They may burn of explode E If the liquid from the batteries g
24. n the coil pipe anti cold wind off state SEC temperature sensor reaches certain temperature 1 Check whether the resistance of the sensor is normal the resistance is 5KQ in the normal temperature 25 C when it is abnormal the sensor should be display replaced E2 display at flicker 1 1 at room temp 2 Check whether there is short circuit or off state SEC on off sensor fault open circuit in the wire of the sensor state and whether the plug is connected well whether there is welding off or rosin joint on the electric control board if there is any it should be repaired 3 When the 1 and 2 are both normal then SPs the components or integrated circuit is damaged the electric control board should be replaced E3 display at off state flicker 3 5 SEC display at on off state coil temp sensor fault 1 Check whether the resistance of the sensor is normal the resistance is 5KQ in the normal temperature 25 C when it is abnormal the sensor should be replaced 2 Check whether there is short circuit or open circuit in the wire of the sensor and whether the plug is connected well whether there is welding off or rosin joint on the electric control board if there is any it should be repaired 3 When the 1 and 2 are both normal then the components or integrated circuit is damaged the electric control board should be replaced E4 display at on off state flicker 4 6 SEC
25. near the outlet and inlet of the outdoor unit cause malfunction or increased operation noise Do not leave obstacles near the outlet and inlet f irregular sound is heard during operation consult with your distributor Inspection and Maintenance According to the service conditions and operating environment the inside of the air conditioner will become dirty after several seasons 3 to 5years of service resulting in decreased operating performance Inspection and maintenance are recommended in addition to usual cleaning The air conditioner can be used for a longer period and without anxiety As to inspection and maintenance consult your dealer or any one of business offices of dealing companies Service charge is required in this case We recommend to perform inspection and maintenance during an off seasons Quick connector installation instruction This sheet only guides the requirements of the installation for stainless quick connect pipe Other installation requirements please refer to the installation guide along with th unit To expand the connecting pipe please hold one side then expand it following the right direction Please insure the angles have a radian at some extent while intalling the stainless soft pipe Angels need to be around not bended to the quick connecting spot and drilled point of wall Please fix the stainless soft pipe while installing because the connecting pipes are soft so that preve
26. nt them from getting bended or stretched The minimum bending radius are as follows a nets Twenty one Twenty five Eighty mm Installation Guide To keep the allowed bending radius please make the packed soft pipes vertical for expanding Please make use of semicircle pulley to keep the allowed bending radius Please use twisting wheel to avoid improper bending Please use rigid elbow to keep the bending radius while soft pipes operating Please Keep the minimum bending radius while installing Please do not expand only one side of the packed soft pipes Extremely bending could damage the pipes Over length soft pipes will lead to irregular bending Undersize bending will damage the soft pipe Short soft pipes will have them bending undersize it s not allowed 4 Indoor unit and outdoor unit explosion diagram and spare parts list see explosion diagram file 5 Refrigerant cycle diagram 5 1 Cooling only CAPILLARY TUBE HEAT EXCHANGE EVAPORATOR HEAT EXCHANGE CONDENSER GAS SIDE COMPRESSOR 5 2 Heat pump mode INDOOR UNIT OUTDOOR UNIT a CHECK VALVE LIQUID SIDE Heating Model only pe CAPILLARY TUBE HEAT EXCHANGE EXCHANGE EVAPORATOR CONDENSER S REVERSING VALVE Heating Mode Only ACCUMU LATOR JS COMPRESSOR COOLING HEATING 20 6 Model Parameter Note Net Gross weigh
27. p Vacuum the indoor unit and the connecting pipes until the pressure in them lowers to below 1 5mmHG The operation time for vacuuming is about 10 minutes When the desired vacuum is reached close the valve of the low pressure of the manifold and stop the vacuum pump Outdoor unit 3 Disconnect the service hoses and fit the cap to the charging valve way valve 2 way valve 4 Remove the blank caps and fully open the spindles of the 2 way and 3 ways valves with a service valve wrench Union nut 5 Tighten the blank caps of the 2 way and 3 ways Blank cap valves applying the above torque Table 1 Adding refrigerant Pressure gauge 4 Refrigerant must be added if the piping measures more than 5 metres 16 5 in length This operation can only be performed by a professional technician for the additional amount see the table 2 below Table 2 Additional refrigerant amount Liquid pipe diameter 2 6 35 1 4 Liquid pipe diameter 9 52 3 8 Charging Valve stem port Service hose Vacuum pump piping length 5 mx30g piping length 5 mx65g or piping length 16 ftx0 30z or piping length 16 ftx0 7oz is Gas leakage inspection After the pipieline connection is done use a leakage inspection device or soap suds to carefully check if there is any leakage at the joints This is an imporant step to ensure the quality of installation Once a leakage is detected proper treatment should be taken immediately Pipelines conn
28. s is less than 25 C in the second 20 minutes or the compressor shuts down the electric control board will 23 store to the normal display and the time is restarted when starting up the compressor next time Tr Ts 1 C TP1 7 C 1 C 10 C 1 MIN over 10 MIN 5 MIN less than 3 MIN over 3 MIN Lover SMN MIN 6 MIN LCE EECH start up shutdown start up shutdown start u erro COOC start up shutdown start up shutdown de et start up erro i n OOH set speed set speed shutdown t d EE low speed H Set Spee erro shutdown four way valve Tr po EES s 1 C COBRAHONNOH start up i n OOH high d GHOBOY HAG a outdoor start up blower fan turbo indication start up Heating only applicable to heat pump units e Start up the compressor when the room temperature is less than Ts 1 C compressor start up e Shut down the compressor when the room temperature is more than or equal to the set temperature Ts 3 C compressor shutdown e The electric heating start up in the heating mode shall meet the following conditions start up the compressor and indoor blower fan none defrost TP1 lt 49 C Tr lt 20 e The electric heating shutdown in the heating mode shall meet one of the following conditions shutdow
29. s risk of electric shock E When the product is not be used for a long time disconnect the power supply plug or turn off the breaker There is risk of product damage or failure or unintended operation MN Take care to ensure that nobody could step on or fall onto the outdoor unit This could result in personal injury and product damage gt CAUTION lt E Always check for gas refrigerant leakage after installation or repair of product Low refrigerant levels may cause failure of product IN install the drain hose to ensure that water is drained away properly A bad connection may cause water leakage E Keep level even when installing the product To avoid water leakage from vibration Do not install the product where the noise or hot air from the outdoor unit could damage the neighborhoods It may cause a problem for your neighbors E Use two or more people to lift and transport the product Avoid personal injury Do not install the product where it will be exposed to sea wind salt spray directly It may cause corrosion on the product Corrosion particularly on the condenser and evaporator fins could cause product malfunction or inefficient operation gt Operation lt E Do not expose the skin directly to cool air for long periods of time Do not sit in the draft This could harm to your health B Do not use the product for special purposes such as preserving foods works of art etc It is a consumer air conditioner not a precisio
30. screwdriver and take off the plate then remove the dust caps on both indoor male coupler and outdoor female coupler See Fig 9 STEP 2 Press the projecting section of outdoor female Outdoor Valve for gas coupler backward with a little force by the thumb to leaking rear end make inner hooks open and then you can easily take Fig 10 out the outdoor valve for gas leaking by the other hand See Fig 10 STEP 3 In the same way press the projecting section backward then connect the indoor male coupler to s Outdoor female coupler Outdoor Valve for gas leaking the outdoor female coupler See Fig 11 With movable sheath STEP 4 Close the key lever of indoor male coupler to the horizontal position then indoor and outdoor refrigerant will be circulating and now you can obvioulsy hear the sound of inner air flowing See Fig 12 STEP 5 i Outdoor female coupler Indoor male coupler Connect the outdoor quick cable coupler with indoor quick cable coupler See Fig 13 STEP 6 Fig 12 Finally Re install the mainteance plate back into its place See Fig 14 As for the outdoor valve for gas leaking and the dust caps you can preserve them for future possible use on Key lever the removal of your air conditioner Fig 13 Outdoor quick cable coupler Indoor quick cable coupler Connection of power cable 1 Remove the drawer of the outdoor unit 2 Non quick coupler connect the indoor power and control wires
31. t the weight will change according to technology configuration and customer requirements so the data is only for reference The actual weight comes from the product nameplate Model ACS HRO9LED R410A Rated volt and frequency V Hz 220 240 50 Cooling capacity W 2780 Cooling power E w 860 Cooling input Cooling current A 3 9 input EER w w 3 23 Heating capacity W 2780 Heating power ene w 770 Heating input Heating current A 3 4 input COP w w 3 61 Max input consumption W 1600 Max current A 8 Model PA108X1C 4DZDE Type Rotary Piston scroll Rotary Brand TOSHIBA Capacity W 2600 Power input W 915 Compressor LRA A 217 RLA A 4 00 Protector B160 135 241E Capacity uF 25 370 Refrigerant ml POE VG74 350ml oil Model YDK 14 4 Power input W 40 Capacity uF 1 2 Fan motor H 1320 20rpm Speed RPM i r min M 1220 30rpm High Med Low L 1 120 40rpm 5 E Indoor fan dia length mm p97 583 8 Tube pitch row pitch Fin mm 21 12 7 1 6 spacing Tube outside Evaporator mm o7 inner groove pipe dia and typ Coil length 580 167 25 4 height mm 558 82 25 4 width Airflow m3 500 Indoor Noise Level dB dB A 29 39 High Low actual label Dimension L W H mm 745 250 195 Packing L W H mm 833 330 270 Net Gross weight Kg
32. than ten minutes the compressor and outdoor blower fan shut down through the electric control board and the indoor blower fan is running at low speed When the temperature of coil pipe of the indoor units is more than or equal to 7 C and the compressor has shutdown for more than three minutes the compressor and outdoor blower fan start to run and the indoor blower fan is running at set speed When the temperature of coil pipe of the indoor units is equal to or less than 10 C for three minutes in the compressor has continuous run for three minutes the compressor indoor and outdoor blower fans and swinging wind shut down Restart up six minutes later if the above situations appear again within six minutes all the outputs are shut down through the electric control board and display failure When you press turbo button of remote the air conditioner enter turbo running compressor and outdoor blower fan turn on all along indoor blower fan run at high speed turbo indication is light After the compressor runs five minutes the lamp flashes 4 times per six seconds or display E4 if the temperature of indoor coil pips is more than 25 C in the continuous 20 minutes The controller will automatically shut down if the temperature of indoor coil pips is more than 25 C in another continuous 20 minutes that is the abnormality protection of outdoor units and the indicator lamp keeps its former state of flashing If the temperature of indoor coil pip
33. unit by yourself customer There is risk of fire electric shock explosion or injury E Be caution when unpacking and installing the product Sharp edges could cause injury be especially careful of the case edges and the fins on the condenser and evaporator E For installation always contact the dealer or an Authorized service center There is risk of fire electric shock explosion or injury Do not install the product on a defective installation stand It may cause injury accident or damage to the product W Be sure the installation area does not deteriorate with age If the base collapses the air conditioner could fall with it causing property damage product failure and personal injury W Do not let the air conditioner run for a long time when the humidity is very high and a door or a windows is left open Moisture may condense and wet or damage furniture Mi Take care to ensure that power cable could not be pulled out or damaged during operation There is risk of fire or electric shock E Do not place anything on the power cable There is risk of fire or electric shock Do not plug or unplug the power supply plug during operation There is risk of fire or electric shock Do not touch operation the product with wet hands There is risk of fire or electric shock H Do not place a heater or other appliance near the power cable There is risk of fire and electric shock Do not allow water to run into electric parts It may cause fire
34. with the matched outdoor wires in accordance with the electric schematic diagram and make sure that the connection is firmly done Fig 15 Quick coupler directly connect quick cable couplers with indoor and outdoor quick cable couplers after disassembly of the outdoor unit connecting box cover Fig 16 3 Use a press plate to fix the wires firmly and re install the drawer 4 Optional steps In some cooling and heating models you Fig 17 should connect the indoor wire connector with outdoor probe wire connector for defrosting see Fig 17 Indoor wire connector Outdoor probe wire connector for defrosting Note Do not connect the wires in a wrong way otherwise electric malfunctions will be caused and even damages to the units will occur The appliance shall be installed in accordance with national wiring regulation If the supply cord is damaged it must be replaced by the manufacturer or its service agent or a similarly qualified person in order to avoid a hazard The plug shall be accessible after installing the appliance If the model have not plug that a switch which have a contact separation of at least 3 mm in all poles shalled be added in fixed wiring Finishing touches wrap the piplines tightly with ethylene tapes Fix the wrapped pipelines on the exterior wall with clamps Fill in the gaps left over by the pipeline hole and wall hole to prevent rain water from entering Test running Connect to the power source ch
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