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IEWQ(HQ)

-

R

Series

High Wall Inverter

Service

Manual

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2
3
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Содержание OTEC IEWQ-R Series

Страница 1: ...IEWQ HQ R Series High Wall Inverter Service Manual...

Страница 2: ...Summary 1 3 Removal Procedure 26 3 1 Removal Procedure of Indoor Unit 26 3 2 Removal Procedure of Outdoor Unit 35 2 Troubleshooting 2 2 1 Flashing LED of Indoor Outdoor Unit and Primary Judgement 2 2...

Страница 3: ...1 Technical Information Service Manual 1 Summary Part Technical Information Indoor Unit Outdoor Unit IEWQ036J3A RWI100 ICHQ036J3A RLH100 Remote Controller...

Страница 4: ...scharge protection overload 5 Overcurrent protection E5 OFF 3S and blink 5 times OFF 1S and blink 5 times During cooling and drying operation compressor and outdoor fan stop while indoor fan operates...

Страница 5: ...Outdoor ambient temperature sensor is open short circuited F3 OFF 3S and blink 3 times OFF 1S and blink 6 times During cooling and drying operating compressor stops while indoor fan operates During h...

Страница 6: ...wiring board XT if the voltage is higher than 265VAC turn on the unit after the supply voltage is increased to the normal range 2 If the AC input is normal measure the voltage of electrolytic capacito...

Страница 7: ...nction analysis of capacitor 29 Malfunction of module temperature sensor circuit P7 OFF 3S and blink 18 times During cooling and drying operation compressor will stop while indoor fan will operate Dur...

Страница 8: ...malfunction 5 Malfunction of mainboard rev detecting circuit 37 Desynchro nizing of compressor H7 OFF 3S and blink 7 times During cooling and drying operation compressor will stop while indoor fan wi...

Страница 9: ...t detection U5 OFF 3S and blink 13 times During cooling and drying operation the compressor will stop while indoor fan will operate During heating operating the complete unit will stop operation There...

Страница 10: ...off for 0 5s and then blinks for 10s Not the error code It s the status code for the operation 54 Undefined outdoor unit error oE Cool compressor and outdoor fan stops operation while indoor fan oper...

Страница 11: ...Possible reasons insufficient or too much refrigrant blockage of capillary an dincrease of suction temp improper running of compressor burning in or stuck of bearing damage of discharge valve malfunct...

Страница 12: ...ard broken Malfunction diagnosis process Is the wiring terminal between the temperature sensor and the controller loosened or poorly contacted Start Insert the temperature sensor tightly Yes Yes Yes Y...

Страница 13: ...on is eliminated Reinsert the wiring terminal of indoor fan It s the malfunction of main board Replace a new main board that is of the same model It s the malfunction of main board Replace a new main...

Страница 14: ...the mainboard is defined abnormal Malfunction diagnosis process Start Is there jumper cap on the mainboard Is the jumper cap inserted correctly and tightly Replace the jumper cap with the same model...

Страница 15: ...of detecting plate WIFI JF Start Is malfunction eliminated The end check if the connection wire are correctly connected Replace the detecting plate with the same model Replace the mainboard with the s...

Страница 16: ...wiring diagram Is malfunction eliminated Is malfunction eliminated Is malfunction eliminated Is malfunction eliminated Main board matches with display board Main board of IDU matches with that of ODU...

Страница 17: ...than 200V Fault with the voltage testing circuit on control panel AP1 Replace the control panel AP1 Measure the AC voltage between terminalL andN on wiring board XT power supply Voltage within 210VAC...

Страница 18: ...wires of compressor according to the electric wiring diagram and then turn on the unit Check the connection between the control board and the compressor by referring to the electric wiring diagram Che...

Страница 19: ...rature protection Is outdoor ambient temperature higher than 53 20 minutes after the complete unit is powered off Is heat dissipation of the indoor unit and outdoor unit abnormal Normal protection ple...

Страница 20: ...for compressor stopping enough Fault diagnosis process Y N Y N N Y Y N Power on the unit Is stop time of the compressor longer than 3 minutes Restart it up after 3 minutes Does startup fail Are the w...

Страница 21: ...r connected correctly Is connection sequence right Is the connection made in clockwise direction Connect the wires correctly Replace the control panel AP1 If the fault is eliminated Replace the compre...

Страница 22: ...process 20 minutes after the complete unit is powered off Is the terminal FA for the electronic expansion valve connected correctly Connect the wires correctly Resistances between the first four pins...

Страница 23: ...pment operate normally before the failure occurs The AP1 voltage detection circuit is at fault Check wiring inside of the indoor and outdoor units Are wires broken Check the communication circuit of t...

Страница 24: ...e main board AP1 of the outdoor unit If the fault is eliminated Is the connection right Check the wiring of the indoor and outdoor units with reference to the wiring diagram Correctly connect the corr...

Страница 25: ...swing louver is fully open Check if the capacity output of outdoor unit is equal to the capacity demand of indoor units Check if the indoor outdoor filters or radiating fins are dirty or blocked Clea...

Страница 26: ...d for details Malfunction of compressor Compressor Can t operate Refer to point 5 of maintenance method for details 2 3 Troubleshooting for Normal Malfunction 1 Air Conditioner Can t be Started Up 2 P...

Страница 27: ...ipe Replace drain pipe Wrapping is not tight Water leaking from the pipe connection place of indoor unit Wrap it again and bundle it tightly 5 Compressor Can t Operate Possible causes Discriminating m...

Страница 28: ...e refrigerant completely before removal 3 1 Removal Procedure of Indoor Unit Steps Procedure 1 Before disassembly of the unit 2 Remove filter panel clasps filter Axonometric drawing for the complete u...

Страница 29: ...move panel 5 Remove horizontal louver display clasp panel horizontal louver Remove 2 screws fixing display and then remove the filter Pull the clasps at both sides slightly and then remove the panel R...

Страница 30: ...screw cap screw front case Procedure Steps Remove screws fixing the top cover of electric box Remove the screw fixing detecting plate and then remove the detecting plate Note The position of detectio...

Страница 31: ...e 8 Remove earthing wire 9 Remove electric box cover screw clasp clasp electric box cover Remove earthing screws and then remove the earthing wire Loosen clasps at the left side of electric box Loosen...

Страница 32: ...l a b c Procedure Steps 10 Remove temperature sensor 11 Remove electric box temperature sensor screw electric box Pull out the indoor temperature sensor Pull out 6 sockets on PCB board Pull out two sc...

Страница 33: ...rd water tray connection position for indoor and outdoor units pipe stopping plate screw screw damping board Pull the water tray upwards and then remove the water tray Separate the connection pipe bet...

Страница 34: ...te of motor screw evaporator screw Remove screws between evaporator and bottom case Turn over the indoor unit and adjust the pipe line to the position as shown by the broken line Lift up the evaporato...

Страница 35: ...tion and Maintenance Service Manual a Procedure Steps b c 18 Remove cross flow blade and motor blade motor Remove screws fixing cross flow blade and motor Remove the motor sub assy Separate two cross...

Страница 36: ...71 Installation and Maintenance Service Manual a b Procedure Steps 19 Remove cushion rubber cushion rubber Remove the cushion rubber on cross flow blade Remove the cushion rubber from the base...

Страница 37: ...e and then remove the top panel 2 Remove grille and panel Remove the 2 screws connecting the grille and the panel and then remove the grille top pane grille Handle Steps Procedure Valve cover Twist of...

Страница 38: ...ront side panel the screws connecting the panel with the chassis and the motor support and then remove the panel 3 Remove and right side plate Right side plate Remove the screws connecting the right s...

Страница 39: ...rminals and then pull the electric box upwards to remove it Remove the 4 tapping screws fixing the motor disconnect the leading wire insert of the motor and then remove the motor Remove the 2 tapping...

Страница 40: ...sy Isolation sheet and Isolation sheet Remove the 3 screws fixing the isolationsheet and then remove the Isolation sheet 8 Remove 4 way valve assy and electronic expansion valve Discharge the refriger...

Страница 41: ...ove the compressor Remove the screws connecting the support condenser and condenser assy and then remove the support condenser 9 Remove compressor compressor 10 Remove condenser sub assy a support b D...

Страница 42: ...Tf Tcx1 8 32 Ambient temperature Fahrenheit display temperature o F Fahrenheit o F Celsius o C Fahrenheit display temperature o F Fahrenheit o F Celsius o C Fahrenheit display temperature o F Fahrenhe...

Страница 43: ...llowing steps A Cut the pip Confirm the pipe length according to the distance of indoor unit and outdoor unit Cut the required pipe with pipe cutter B Remove the burrs Remove the burrs with shaper and...

Страница 44: ...88 33 10 63 72 2 439 111 0 737 5 63 46 34 10 2 73 2 358 112 0 717 4 60 23 35 9 779 74 2 28 113 0 697 3 57 18 36 9 382 75 2 206 114 0 678 2 54 31 37 9 003 76 2 133 115 0 66 1 51 59 38 8 642 77 2 064 1...

Страница 45: ...983 5 84 61 34 13 59 73 3 144 112 0 956 4 80 31 35 13 04 74 3 04 113 0 93 3 76 24 36 12 51 75 2 94 114 0 904 2 72 41 37 12 76 2 844 115 0 88 1 68 79 38 11 52 77 2 752 116 0 856 0 65 37 39 11 06 78 2 6...

Страница 46: ...62 11 32 101 3 22 15 362 9 24 51 41 63 10 93 102 3 13 14 342 8 25 49 19 64 10 54 103 3 04 13 323 9 26 47 08 65 10 18 104 2 96 12 306 2 27 45 07 66 9 83 105 2 87 11 289 6 28 43 16 67 9 49 106 2 79 10 2...

Страница 47: ...OMEGAIEWQ HQ High Wall Inverter Service Manual info otecvrf com www otecvrf com info omegavrf com www omegavrf com IEWQ HQ I3A SM1R0622...

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