TECHNICAL & SERVICE MANUAL dados 9 plus/13 plus/xl
Contents
1. HIGH PRESSURE VAPOR CAPILLARY Nm LIQUID REFRIGERANT LOW PRESSURE VAPOR PCB drawing amp wiring diagram 5 PCB drawing amp wiring diagram The below picture is PCB schematic 800161 0Y A 5 S Q mus 7 HEATER any Buzzer ER a IC4 s E m ww gt 4WV mal E mz po paya E o E rar PUMP LF MEI em m ELA 317 CN9 MF PE p m gt CN9 HF 2 km gp LF ti meae BAN MF RS p HF sn 8 4 sa ACL t 3 AR i a gt de 104 AN EI41 23 i a ST a EA RE Tea 012 01 03 The below picture is PCB Drawing 800161 0Y A 5 S Q FUSE AC250V 2 F Remote control receiver Micro switch plug Tempreature Sensor PCB drawing amp wiring diagram The below picture is control logic drawing 800194 0Y 1 R2_1 Rit F LDARGOKEY 2 2011 12 10 ROHS The below picture is remote receiver logic Drawing 800195 0Y 1 LDARGORCU 2 RoHs 2011 12 10 o D C2 C1 EO HD 2 O N_u The below picture is display panel Drawing 800196 0Y 1 CN1_1 CN2 510 Ri LED1 O LDARGO C 2011 12 102. 17 Features 7 2 Accessories FEF Type AAA batteries far the remoto control a KO Circular connection to be positioned AA AA berweer the end of he tute and the 572 NIT r s termnaloonnecton A B O for double glazing Flat connection to be positioned between Flat connection to be positioned between A the ar expulson mouth and the flexible the alr expulsion mouth and the flexible hose positoned between the window divided up Into two parts A and B to be leafs joined hose easily applicate thanks to the convenient magnet system Flat ss a Lo 7 18 8 Electronic function 8 1 Function 8 1 1 Cooling Heating or Dehumidifying mode 8 1 2 Auto switch on off and sleep mode function 8 1 3 Ts range Cooling 17 30 C Heating 15 30 C dados XL 8 1 4 Time delay safety control 8 1 5 Auto Memory Function 8 2 Controller Specifications 8 2 1 Normal power source 220VAC 15 8 2 2 Operation temperature for electrical system working temperature range 10 C 60 C storage temperature range 20 C 70 C relative humidity range 35 98 8 2 3 Temperature sensor R25 50 5K B 3470 temperature precision 1 C 8 3 Controller Structure The control logic consists of remote control indoor control panel indoor main control panel The output of main control is including motor fan high mid low fan speed compressor 8 4 Sensor Definitio
3. ROHS PCB drawing amp wiring diagram Wiring Diagrams 630241 DY 12 for DADOS 9 amp 13 WIRING DIAGRAM REMOTE REMOTE DISPLAY receiver C8 GREEN YELLOW DRAINING MOTOR 630241 DY 12 630241 DY 13 for DADOS XL WIRING DIAGRAM REMOTE T DISPLAY RECEIVERPCB GREEN YELLOW 630241 DY 13 10 Unit disassembly sequence 6 Unit Disassembly sequence Screws Position Quantity Side panel Front an back 1 Sharp End Screws 4x12 panel Upper cover Electric 60pcs box Metal bracket 2 Double End Screws 3x8 Light Setting Board 2pcs Light Board Receiver 3 Sharp End Screws 3 5x10 Board Button Board 7pcs Air outlet Main 4 Truss head Screws 4x10 PCB Protecive cover of 16pcs motor water pump B Stainless Stell Screws 4x12 6 1 Step 1 Casing Disassembly Disassemble the casing from both left amp right side Extend both left and right side panel outwards see below photo Evaporator end plate 4pcs 11 Unit disassembly sequence Take out the filter upwards then unscrew the hot air louver 12 Unit disassembly sequence Disassemble the case by easing the buttons in an upward direction then to take it out outwardly Unscrew the front amp back casing y AAA GATA rr ERU AS By PG cn L q a Nd 13 Unit disassembly sequence Disassemble the top casing 6 2 Step 2 I
4. Temp Cooling Maximum 32 C D B 23 C W B Minimum 17 C D B 13 C W B Maximum 32 C D B Heating Minimum 10 C D B Maximum 32 C D B Dehumidification o Minimum 5 C DB SETTING TEMPERATURE Temperature Indoor Air Intake Temp Maximum 30 C D B Cooling Minimum 17 C D B Maximum 30 C D B Heating Minimum 15 C DB
5. winding of a single phase permanent split capacitor motor such as the compressor and fan motor A single capacitor can be used for each motor or a dual rated capacitor can be used for both The capacitor s primary function is to reduce the line current while greatly improving the torque characteristics of a motor The capacitor also reduces the line current to the motor by improving the power factor of the load Run capacitor hook up line side of the capacitor is marked with a red dot and is wired to the line side of the circuit 9 4 1 Capacitor test 1 Remove capacitor from unit 2 Check for visual damage such as bulges cracks or leaks 3 For dual rated apply an ohmmeter lead to common C terminal and the other probe to the compressor HERM terminal A satisfactory capacitor will cause a deflection on the pointer and then gradually move back to infinity 25 4 Reverse the leads of the probe and momentarily touch the capacitor terminals The deflection of the pointer should be two times that of the first check if the capacitor is good 5 Repeat steps 3 and 4 to check fan motor capacitor NOTE A shorted capacitor will indicate a low resistance and the pointer will move to the 0 end of the scale and remain there as long as the probes are connected An open capacitor will show no movement of the pointer when placed across the terminals of the capacitor 26 10 Characteristic of temperature sensor BEER R25 Baao sn
6. If open or EPI grounded replace the compressor Remove the cabinet and carefully rearrange tubing not to Excessive noise Copper tubing contact cabinet compressor shroud and barrier Water tank full Check and pour if the water tank is full Water full alarm Water depth sensor if failure Check and replace if failure Water depth is over load in chassis Check and drainage the water in the chassis by open the drainage hose on the chassis Water depth sensing Check and replace or realign if the structure is failure Cooling or heating feels not good structure Air filter Clean or replace if restricted Jie schade nine Realign and assemble if the installation of the air discharging pipe failure Replace 1f damaged A y Determine if the unit is properly sized for the area to be cooled Unit undersized or heated Condenser and Evaporator Clean or replace if restricted Circulation in condensing axatar Check wether water motor damaged or water hose is block or not Fan motor Check the fan capacitor and replace if not within 10 of manufactures rating Air flow Clean or remove if any barrier is found to block the inlet outlet wind flow of the unit Less refrigerant Check the tubes for reasons of leakage Recycle the refrigerant correct the leakage points and recharge Regulate the flow if capillary tube and make the evaporating Capillary tube
7. PA approved gauges from process tube to EPA approved recovery system Recover CFCs in system to at least 5 2 Cut the process tube below pinch off on the suction side of the compressor 3 Connect the line from the nitrogen tank to the suction process tube 4 Drift dry nitrogen through the system and unsolder the more distant connection first Filter drier high side process tube etc 5 Replace inoperative component and always install a new filter drier Drift dry nitrogen through the system when making these connections 6 Pressurize system to 30 PSIG 2 068 bar with proper refrigerant and boost refrigerant pressure to 150 PSIG 10 342 bar with dry nitrogen 7 Leak test complete system with electric halogen leak detector correcting any leaks found 8 Reduce the system to zero gauge pressure 9 Connect vacuum pump to high side and low side of system with deep vacuum hoses or copper tubing Do not use regular hoses 10 Evacuate system to maximum absolute holding pressure of 200 microns or less NOTE This process can be speeded up by use of heat lamps or by breaking the vacuum with refrigerant or dry nitrogen at 5 000 microns Pressure system to 5 PSIG 0 344 bar and leave in system a minimum of 10 minutes Recover refrigerant and proceed with evacuation of a pressure of 200 microns or a minimum of 10 11 Break vacuum by charging system from the high side with the correct amount of refrigerant specified This will prevent boi
8. S Power source YES Power cord Replace proble damged no no Water full light on Check main pCB YES Repair and replacement Abnormal Control Abnormal dipslay Check if water full YES Water drainage ok or not Connection 3 problem between Micro switch Water full after Water pump problem running damaged YIM mo punoy uo JOMOg YES Replace micro Checking wiring Check electrical switch wiring no Main PCB damage Water pump damaged no Repair and Water wheel replacement replacement problem Trouble shooting finish Connetion being good 30 Appendix Trouble shooting for electrical system Unit not running no n Naal With El signal compressor off yes yes yes Fan coil damaged in no Senor of fan coil replacement damaged yes no Power source Power source 120V no Fuse damaged Transformer 230V Checking fuse Transformer 12V Transformer replac damaged ement yes Replacing fuse 7805 13V input Damage in diode replac rate ement no Replacing fuse 78055V output 7805 damaged ement daagemd no Temperature sensor replac damaged ement Electrical wiring back to normal 31 OPERATING LIMITS Temperature Indoor Air Intake Temp Maximum 32 C D B 23 C W B Cooling Minimum 17 C D B 13 C W B Maximum 32 CD B Heating Minimum 0 C D B Maximum 32 C D B Dehumidification A Minimum 5 CD B DADOS 9 13 PLUS Temperature Indoor Air Intake
9. age on main PCB Replace the main PCB if no voltage in anyone Capacitor Discharge capacitor before testing Test capacitor Replace if not within 10 of manufacture s rating Replace if shorted open or damaged Fan blower hitting scroll Realign assembly Fan motor noise Will not rotate Check fan motor bearings Replace the motor if motor shaft do not rotate Replace the fan blower if cracked out of balance or partially Fan blower missing Loose screws Tighten them Replace the motor if knocking sounds continue when running or Worn bearings loose or the motor hums or noise appears to be internal while running Compressor will Voltage Check voltage Call Supply Authority if not within limits not run while fan Check the wire connections if loose repair or replace the motor runs Wiring terminal If wires are off refer to wiring diagram for identification and replace Check wire locations If not per wiring diagram correct Main PCB failure Check voltage of main PCB Replace the main PCB if open Capacitor Discharge capacitor before testing Check the capacitor Replace if not within 10 of manufacturers rating Replace if shorted open or damaged 28 Room temp sensor Check the temperature setting if not at the coolest in cooling mode or the warmest in heating mode Set it if not Check the compressor for open circuit or ground
10. ce TECHNICAL amp SERVICE MANUAL dados 9 plus 13 plus xl CONTENTS 1 Safety Precaution 1 1 Installation 1 2 Caution 1 3 Operation 2 Specification 3 Outer Dimension 4 Refrigerant cycle diagram error NANA denise a ceeds Asa nie AA AA 5 PCB drawing amp wiring diagram 6 Unit dissassembly sequence 6 1 Casing Disassembly 6 2 Internal Parts Dissassenmibly saang oto ada aio pma ia GANG iii A NAA Ka mGA ANNA beads led LAG KAN ANA PA Ai GR ak 7 1 Parts of the air conditioner A a a 7 2 Accessories SU Electronic FUNCOM ia ania AA mGA A APAN 8 2 Controller Specifications 0 ccc cece eee eee eee eee eee eens eee nennen mene enemies 8 3 Controller Structure io ions ess pax co Beis een deena ode ERR NA astern eee eel ideas lentes 984 Sensor DefnitlOns x oe pais GA ne ERE eu NS te paite A Paa eque dude MON sta anna m HP 8 6 Timer SEN pcr fo TRANS pak Natan mua n a NE ERE NG LOGAN WANT NIGERIAN na ag ORDER BERRO PER ER D DN 8 8 Protection FUNCION casas m 9 Basic test procedure 9 1 Defective Compressor ee eee eee eee ene eee RR nennen nene nennen ener nennen 9 2 Sealed refrigeration TOMAS an aan ed AAA a Bead de senden SR Bias AM VOTO d icti est us uL tet Sah PCR AR tau UI NR DI LC Du id cree 94 GapacltOrs soos t uk cog e a MN e Lamas 10 Characteristic of temperature sensor ra nemen mener nre 11 Trouble shooting Appendix Troubleshooting prob
11. d Capacitor Lo N A 15uF 450V 780Rpm Speed hi mi lo 50 Rpm 1030 830 730 1310 1220 1120 Evaporator Number of rows 2 3 3 Tube pitch a x row pitch b mm 21x12 7 Fin spacing FPI 18 Fin type Hydrophilic aluminum Tube outside dimension type 07 inner groove tube Axial length x height x width mm 317 7x336x25 4 317 7x336x38 1 317 7x336x38 1 Number of circuits 2 2 2 Condenser Number of rows 2 3 4 Tube pitch a x row pitch b mm 21x12 7 Fin spacing FPI 18 Fin type aluminum Tude outside dimension type mm 07 inner groove tube Axial length x height x width mm 400x357x38 1 400x357x50 8 400x357x63 5 Number of circuits 1 1 1 The standard is EN14511 2 2007 test condition is 35 C db 24 C wb Refrigerant cycle diagram 4 Refrigerant cycle diagram The figure below is a brief description of the important components and their function in what is called the refrigeration system ROOM AIR CONDITIONER CYCLE OF REFRIGERATION EVAPORATOR CONDENSER COMPLETE LIQUID BOIL SUCTION LINE aa OFF POINT CODLLOW PRESSURE VAPOR IDI TITI I FI COOLED Z AIR EE ESSES SEE Y jd PISGRHARGE GAL baso ROOMAIR HEAT LOAD gt ET E KT be ZA r ES D 7 lt E r y ka o lt PS OUTSIDE COOLING Bas AIR FOR REFRIGERANT 7 q E PASS THROUGH 2 Kooy i fm pa 1 ECT Ea gt LIQUID A PRESSURE N ZA Me ZA N LIQUID OUTLET DUA Ll REER NT 1 EZ J
12. ding on the model unit All compressor motors are permanent split capacitor type using only a running capacitor across the start and run terminal All compressors are externally mounted on rubber isolators 9 1 1 Compressor wiring test Remove compressor terminal box cover and disconnect wires from terminals Using an ohmmeter check continuity across the following Terminal C and S no continuity Open winding replace compressor Terminal C and R no continuity Open winding replace compressor Terminal R and S no continuity Open winding replace compressor y Up 8 rep p 9 1 2 Ground test Use an ohmmeter set on its highest scale Connect one lead to the compressor body clean point of contact as a good connection is a must and the other probe in turn to each compressor terminal see Figure below If a reading is obtained the compressor is grounded and must be replaced 9 1 3 Checking the compressor efficiency The reason for compressor inefficiency is normally due to broken or damaged suction and or discharge valves reducing the ability of the compressor to pump refrigerant gas This condition can be checked as follows 1 Install a piercing valve on the suction and discharge or liquid process tube 2 Attach gauges to the high and low sides of the system 3 Start the system and run a cooling or heating performance test If test shows A Below normal high side pressure B Above normal low side pressu
13. es CES 66196 mmc em e as D x s dom ses NE NN B25 50 Era 15 000 as mp S 5 0K0 1 0 3470k 1 0 T 0 T 0 e D e e D y L2 e 2 pe wa jus gt ole ja m es on m ka 5 ur ta ha e ole 3 lo e fu Ka po e Ka Fee eso um um m sm pos rr ss asare Tosco 16s se 17023 2 000 12 78 m cm pem es i8 asero coco iem sass 1895 Lum i em em Lt METI as Cine Tas a see Jime seco coma Lm es 22 000 assa cem se roo ost oso 25 000 em L ame saco os cos com 2400 sw cam aa ro 0 798 cam com 25000 asco 500 soso eco or los o 21 11 Trouble shooting PROBLEM POSSIBLE CAUSE REMEDY Check the power supplier if the power supplier is supplied to the No power display SON unit Check the power cord and correct if damaged A Check resistance between the two input output lines on on panel or any one mia of the buttons duco Dusche transformer Replace the transformer if either of the input output transformer before testing failure is open or the transformer is damaged Remote control failure Display board or main PCB failure Battery failure Check the voltage on display board Replace the display board if it is 5V else replace t
14. he main PCB Check the voltage of battery Replace batteries if the voltage is lower than 2 3V Fan motor runs intermittently Cycles on overload Check voltage Call an electrician if not within limits Test capacitor Replace if not within 10 of manufacture s rating Check bearings Replace the motor if the blower wheel cannot rotate freely Pay attention to any change from high speed to low speed Replace the motor if the speed does not change The amount of the refrigerant is too much making the Compressor stops Refrigerant compressor load too big Recycle and recharge the refrigerant instantly after after checking for the reason startup The compressor is blocked inside Replace after checking for Compressor the reason No power Check voltage at electrical outlet Correct if none Fan motor will not run Water alarm Check and correct if water alarm happens Power supply cord Check voltage at the power cord terminal on Main PCB Replace the power cord if none Transformer Discharge transformer before testing Check resistance between the two input output lines on transformer Replace the transformer if either of the input output is open or the transformer is damaged Wire disconnected or connection loose Connect wire Refer to wiring diagram for terminal identification Repair or replace loose terminal Main PCB failure Select fan speed and Check the volt
15. laced 9 2 Sealed refrigeration system repairs 9 2 1 Equipment require 1 Voltmeter Ammeter Ohmmeter Refrigerant Recovery System Vacuum Pump capable of 200 microns or less vacuum Acetylene Welder Electronic Halogen Leak Detector G E Type H 6 or equivalent DU A wo PS Accurate refrigerant charge measuring device such as Balance Scales 1 2 oz accuracy 70 0141747615625 kg Charging Board 1 2 oz accuracy 0 0141747615625 kg High Pressure Gauge 0 400 Ibs 2 0 181 kg 10 Low Pressure Gauge 30 150 lbs 14 68 kg 11 Vacuum Gauge 0 1000 microns oT fF ON 9 2 2 Equipment must be capable of 1 Recovery CFCs as low as 5 2 Evacuation from both the high side and low side of the system simultaneously 23 3 Introducing refrigerant charge into high side of the system 4 Accurately weighing the refrigerant charge actually introduced into the system 5 Facilities for flowing nitrogen through refrigeration tubing during all brazing processes 9 2 3 Hermetic compressor replacement The following procedure applies when replacing components in the sealed refrigeration circuit or repairing refrigerant leaks Include Compressor condenser evaporator capillary tube refrigerant leaks etc 1 Recover the refrigerant from the system at the process tube located on the high side of the system by installing a line tap on the process tube Apply gauge from process tube to E
16. leakage after installation otherwise please repair the product After installing the drain hose make sure that water is drained away properly Install the product only on a flat surface Do not install the product in places where hot air outlet could damage the neighborhoods Use two or more people to lift and transport the product Do not install the product where it will be exposed to sea wind salt spray directly 1 3 Operation Do not expose the skin directly to cool air for long periods of time Do not sit in front of the air outlet Do not use the product for special purposes such as preserving foods works of art etc Do not block the inlet or outlet of air flow Use a soft cloth to clean the air conditioner Do not use harsh detergents solvents etc Do not touch the metal parts of the product when removing the air filter They are very sharp Do not step on or put anything on the product Always insert the filter securely Clean the filter every two weeks or more often if necessary Do not insert hands or other object through the air inlet or outlet while the product is operated Do not drink the water drained from the product Safety precaution Replace the all batteries in the remote control with new ones of the same type Do not mix old and new batteries or different types of batteries Do not recharge or disassemble the batteries Do not dispose of batteries in a fire If the liquid from the batteries gets onto your
17. lems ia HEX eee Ecken pede ee gon etn SER ntu o b Roos Trouble shooting for electrical system 1 0 aaa O OC A N N ANN mali 13 16 16 a 18 18 18 18 18 18 20 20 20 23 23 24 26 26 28 29 2 91 31 32 Safety precaution 1 Safety precaution 1 1 Installation For electrical work contact the an authorized service center Do not disassemble or repair the product by yourself Sharp edges could cause injury be especially careful of the case edges and the fins on the condenser and evaporator Be sure the installation area does not deteriorate with age Take care to ensure that power cable could not be pulled out or damaged during operation Do not place anything on the power cable Do not plug or unplug the power supply plug during operation Do not store or use flammable or combustible gas near the product When there are flammable gas leaks turn off the gas and open a window for ventilation before turning the product on If strange sounds or small or smoke comes from product turn the breaker off When the product is soaked flooded or submerged contact an Authorized service center Pay attention that water does not enter the product Turn the main power off when cleaning or maintaining the product When the product is not in use for a long time disconnect the power supply plug or turn off the breaker 1 2 Caution Always check that there are not gas refrigerant
18. ling the oil out of the crankcase NOTE If the entire charge will not enter the high side allow the remainder to enter the low side in small increments while operating the unit 12 Restart unit several times after allowing pressures to stabilize Pinch off process tubes cut and solder the ends Remove pinch off tool and leak check the process tube ends 9 2 4 Special procedure in the case of compressor motor burnout 1 Recover all refrigerant and oil from the system 2 Remove compressor capillary tube and filter drier from the system 3 Flush evaporator condenser and all connecting tubing with dry nitrogen or equivalent to remove all contamination from system Inspect suction and discharge line for carbon deposits Remove and clean if necessary 4 Reassemble the system including new drier strainer and capillary tube 5 Proceed with processing as outlined under hermetic component replacement 9 2 5 Rotary compressor special troubleshooting and service Basically troubleshooting and servicing rotary compressors is the same as on the reciprocating compressor with only a few exceptions 24 1 Because of the spinning motion of the rotary the mounts are critical If vibration is present check the mounts carefully 2 The electrical terminals on the rotary are in a different order than the reciprocating compressors The terminal markings are on the cover gasket Use your wiring diagram to insure correct connections 9 2 6 Ref
19. ndition of T3 T1 lt 1 C 2 F compressor will be turned off Each time the compressor and internal motor system will be switching back to the original setting Note When compressor is off cooling operation light is flashing When the compressor is running the operation light will be turned on 8 6 Protection function 8 6 1 Compressor delay protection 8 6 1 1 When the unit is switched on the compressor needs 3 min and 30 s in order to start to operate 20 8 6 1 2 When the compressor is switched off and restarts again to operate restarting period is 3 min and 30 s 8 6 2 Defrosting protection mode Electrical defrosting for DADOS 9 amp 13 This protection prevents ice formation on the heat exchanger The protection is activated if the fan coil temperature is lt 1 C and after 15 minutes operation If temperature is gt 6 C defrosting mode will be off Defrosting protection mode two way valve defrosting for DADOS XL If the coil temperature detected is lt 0 C continuously for 5 min the prevention deicing pipeline will start When temperature will be gt 2 c then the system will exit the defrosting mode If the coil temperature detected is lt 3 C continuously for 10 min the prevention deicing pipeline will start When temperature will be gt 2 c then the system will exit the defrosting mode 21 9 Basic test procedure 9 1 Defective compressor Compressors are single phase 220 240 volt depen
20. ns TA Temperature of ambient T1 TE Temperature of evaporator T2 TS Setting temperature T3 19 8 5 Mode 8 5 1 Cooling 8 5 1 1 In cooling mode set point temperature is 17 30 C starting temperature is 25 C 8 5 1 2 Cooling mode compressor working condition A Under the condition of T1 T3 gt 1 C compressor will be running B Under the condition of T1 T3 lt 1 C the unit will be switched off compressor will be off too Each time the compressor and internal motor system will be switching back to the original setting Note When compressor is off cooling operation light is flashing When the compressor is running the operation light will be turned on 8 5 2 Dehumidification mode 8 5 2 1 During dehumidification mode fan system is in low setting and the compressor is working 8 5 2 2 Dehumidification mode A If indoor temperature lt 0 C compressor will be off B If 0 C lt indoor temperature lt 20 C compressor will be on for 15 min and stop for 3 min C If indoor temperature gt 20 Ccompressor will be on for 30 min and stop for 3 min Note When compressor stops the dehumidification indication light is on 8 5 3 Heating mode dados XL 8 5 3 1 Heating mode set point temperature range is 15 30 C starting temperature is 20 C 8 5 3 2 Heating mode compressor working condition A Under the condition of T3 T1 1 C 2 F compressor will be turned on B Under the co
21. nternal Parts Disassembly PCB Disassembly After disassemblying casings please unscrew both sides of the cabinet to take out the PCB Z Y Pa lt i ll yj T HTA AN ul d ra wun 14 Unit disassembly sequence Disassembly steps for water motor please dismantle the screws of the condenser slide up the partition panel and then take out slow the condenser from the left hand side From there you can see the water motor Caution please notice that in order to avoid any water split by water wheel you should uphold the condenser Water motor Water wheel 15 Unit disassembly sequence Unscrew the top metal parts to take out the polyfoam upwards Motor Disassembly q HIN SRE PESOS Ac N7 TH A MY 7 a WI cs INR m 16 Features 7 1 Parts of the Air Conditioner FRONT VIEW SIDE FOR COOLING DEHUMIDIFYING FAN MODES 3 1 CONTROL PANEL FUNCTION BUTTONS FOR OPERATION WITHOUT REMOTE CONTROL 2 TOUCH SCREEN REMOTE CONTROL 3 TERMINAL CONNECTOR OF THE AIR EXPULSION TUBE 4 AIR EXPULSION TUBE 5 REMOTE CONTROL RECEIVER 6 COOL AIR OUTLET COMPLETE WITH AIR LOUVERS 7 8 INLET GRILLES 9 COMDENSATE DRAIN HOLE 11 POWER CORD 12 CONCEALED WHEELS 13 BLUE OPERATING LED REAR VIEW DADOS 9 13 DADOS XL Fix Led Operation Flash ON OFF 1 sec ON 1 sec OFF Stand By Flash ON OFF 1 6 sec ON 1 6 sec OFF Full Tank
22. re C Low temperature difference across coil The compressor valves are faulty replace the compressor 22 9 1 4 Terminal overload external Some compressors are equipped with an external overload which is located in the compressor terminal box adjacent to the compressor body The overload is wired in series with the common motor terminal The overload senses both major amperage and compressor temperature High motor temperature or amperage heats the disc causing it to open and break the circuit to the common motor terminal Heat generated within the compressor shell is usually due to 1 High amperage 2 Low refrigerant charge 3 Frequent recycling 4 Dirty condenser 9 1 5 Terminal overload internal Some model compressors are equipped with an internal overload The overload is embedded in the motor windings to sense the winding temperature and or current draw The overload is connected in series with the common motor terminal Should the internal temperature and or current draw become excessive the contacts in the overload will open turning off the compressor The overload will automatically reset but it may require several hours before the heat is dissipated 9 1 6 Checking the internal overload 1 With no power to unit remove the leads from the compressor terminals 2 Using an ohmmeter test continuity between terminals C S and C R If not continuous the compressor overload is open and the compressor must be rep
23. rigerant charge 1 The refrigerant charge is extremely critical It must be measured charge carefully as exact as possible to the nameplate charge 2 The correct method for charging the rotary is to introduce liquid refrigerant into the high side of the system with the unit off Then start compressor and enter the balance of the charge gas only into the low side The introduction of liquid into the low side without the use of a capillary tube will cause damage to the discharge valve of the rotary compressor NOTE All inoperative compressors returned for repair must have all lines properly plugged with the plugs from the replacement compressor 9 3 Fan motor A single phase permanent split capacitor motor is used to drive the evaporator blower and condenser fan A self resetting overload is located inside the motor to protect against high temperature and high amperage conditions 9 3 1 Fan motor test 1 Determine that capacitor is serviceable 2 Disconnect fan motor wires from fan speed switch or system switch 3 Apply live test cord probes on black wire and common terminal of capacitor Motor should run at high speed 4 Apply live test cord probes on red wire and common terminal of capacitor Motor should run at low speed 5 Apply live test cord probes on each of the remaining wires from the speed switch or system switch to test intermediate speeds 9 4 Capacitor A run capacitor is wired across the auxiliary and main
24. skin or clothes wash it well with clean water Do not use the remote control when the batteries leak 2 Specification Specification Model DADOS 9 PLUS DADOS 13 PLUS DADOS XL Nameplate marking Power supply ping 19 220V 240V 50Hz Cooling Capacity W 2200 2300 2900 3000 3100 3200 Cooling Power consumption W 820 1100 1100 Heating Power consumption W 625 925 960 Cooling EER COP W W 2 70 3 70 2 60 3 10 2 80 3 30 System data Refrigerant type g R410A 430g R410A 620g R410A 805g Design pressure Hi Lo bar 33 5 10 5 34 0 11 2 32 5 11 4 Moisture Removal 30 C RH80 L DAY 30 50 55 air flow Hi Mi Lo m h 280 300 350 290 310 360 290 360 420 Noise level Hi Mi Lo dB A 40 37 38 42 39 38 48 43 40 Dimension amp Weight Dimension WxDxH mm W500xD500xH540 Packing WxDxH mm W570xD570xH660 Net Gross weight kg 29 32 7 32 36 3 34 38 5 System Details Compressor Model KRRCO72ELJC A KA CO98ELBC E Type Rotary Capacity W 1665W 5 2268W 5 Input W 655W 5 855W 5 Rated current RLA A 2 85A 5 3 8A 5 Locked rotor Amp LRA A 21 1A 5 20A 5 Thermal protector B125 140 241C T0705 46 Capacitor 20uF 450V 25uF 450V Refrigerant oil CC 240 300 Fan Motor Model MD99 3 MD97 3 Input W 85 44 32 138 113 92 Capacitor 5uF 450V Lower speed Capacitor Mi N A 10uF 450V 950Rpm Lower spee
25. temperature appropriate if the evaporator is frosted Replace if blocked Repair joint if leaking The inlet and outlet valve of the compressor is damaged C making the low pressure connected with the high pressure The ompressor refrigerating system can not produce high pressure and low pressure Replace the compressor after checking for the reason Heat sources Reduce if too many No cooling or heating The unit starts and stops frequently No power Check the voltage Call an electrician if no within the limit Wiring Check the terminals Repair and correct if loose Temperature setting Check and adjust the temperature setting Mode setting Check and adjust the mode setting Compressor Check and replace 1f the compressor the over load protector or wiring is broken Electric heater failure Check and replace if the heater is damaged Over heat fuse failure Check and replace if the fuse is damaged Main PCB Power supply Check the voltage of main PCB Replace the main PCB when the unit failure in heating mode The input power supply voltage is too low Call an electrician if not within limits Main PCB Check and replace the main PCB if the compressor relay on PCB is shorted or damaged Room temperature When the room temperature 1s too high the compressor will protect 29 Appendix Trouble shooting problems YES No signal YE
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