Service Manual
Contents
1. PART LIST Part name Qty 1 Air outlet grill 1 1 2 Air outlet grill 2 1 3 Screw cover 2 4 LCD slide 1 5 Membrane 1 6 LCD cover 1 7 LCD foam 1 8 Swing motor 1 9 LCD backseat 1 10 Evaporator assy 1 11 Sensor support 1 12 Rear plate 1 13 Evaporator 1 14 Air inlet grill 1 15 Filter 1 16 Hooks 10 17 Lower motor YD23B 1 18 Middle insulation plate 1 19 Lower fan 1 20 Lower propeller house 1 21 Left side plate 1 22 Lower insulation plate 1 23 Condenser assy 1 24 Support pole 1 1 25 Support pole 2 1 26 Support pole 3 1 27 Support pole 4 1 28 Base assy 1 29 Castor 4 30 Compressor C RV167H11AB 1 31 Lower front panel 1 32 Block 1 1 33 Block 2 1 34 Switch piece 1 35 Level switch 1 36 Bottom insulation plate 1 37 Condenser tray 1 38 Right side plate 1 39 Drain tank side plate 1 40 Drain tank 1 41 Drain tank cover 1 42 Upper panel 1 43 Remote control window 1 44 Electric box cover 1 45 Electric box 1 46 Transformer SC24 130 C Model No AC M12HG Version 1 0 21 makes life better No Part name Qty Hi volt board 1 47 LCD board 1 Receiving board J 1 48 Terminal board 1 49 Fan capacitor 2uF 450V 2 50 Compressor capacitor 22 5uF 450V 1 51 Magnet2. The protection functions are same as the cooling mode for 12000 Btu series it will be displayed the picture of water is overflow dynamic when the water tank is full Model No AC M12HG Version 1 0 makes life better c Heating mode 15 Mobile split air conditioner cooling amp heating Model No AC M12HG Version 1 0 If Tin lt Tia 3 C heating mode act reversing compressor and outdoor unit fan motor run indoor unit fan motor runs in the set speed and the condition of avoiding the cold wind If Tin Tse 4 C keep running in the old mode If Tin gt Tia 5 C compressor and outdoor unit fan motor stop reserving valve is still electric the indoor unit fan motor runs in the set speed and flow the rest heat In the heating mode the 4 way valve will be electroless in 2 min after the unit is turned off LCD 9000 Btu series display the sign of heating indoor unit fan motor speed and Tse 12000 Btu series display the sun light radiate outside dynamic the fan runs in the set speed and Electrical heater When the indoor unit fan motor run in middle or high speed Teva lt 49 C Tin lt 23 C and Tin Tye 1 C electrical heater work When indoor unit fan motor stop or run in low speed either Teva gt 57 C or Tin gt 26 C or Tin gt Tse 4 C electrical heater stop and restart till 2 min later The protecting functions e Protecting too high temperature of the compressor I
3. at the same time the unit will switch off As the step shown in the figure below Take out the water tank pour out the water inside the tank then push it back to its original position Step1 Caution 1 When in cooling or dehumidifying mode do not take out the water tank or the buzzer will sound and the unit will switch off 2 If you want to take out the tank before it is full of water please stop the machine first and wait for 3 minutes to prevent the dew water from spilling into the unit 3 There is a plastic pipe inside where the tank is placed Do not remove the stopper while the unit is working because the water is used for cooling the copper tube 4 Put in the plug drainage in water drainage method Model No AC M12HG Version 1 0 makes life better 11 Method of continuous drainage 1 Push down the drainage and make it inclined pull out the plug of drainage 2 Don t push down the drainage except for this application other wise it will leak Don t make the continuous drainage clogged 3 Hold the drainage then insert the pipe into continuous drainage hole 4 Drainage a When draining out water don t press the drainage too forcefully b When draining out water don t make bend the pipe Model No AC M12HG Version 1 0 makes life better PCB FUNCTIONAL MANUAL The 4 in 1 PCB function manual of the mobile 1 Adequate models a b d Mobile split air condit
4. unit stop and indoor unit still run in the speed If Tet 1 C lt Tin lt Tse Keep running in the old mode In the cooling mode the range of Ty is 16 C 30 C the initialize is 25 C LCD 9000Btu series display cooling the set fan speed 12000Btu series display dynamic the falling snow the fan revolving in the set speed the set fan speed and Ter Protecting functions Avoiding freezing Once the compressor works for 10min when Teva lt 6 C for over 8sec the compressor and the outdoor unit fan motor stop the indoor unit fan motor run in the set speed After the compressor stops for 3 min and Teva gt 8 C everything runs in the old speed Model No AC M12HG Version 1 0 makes life better b Drying mode 14 Water pump control and the protection for the full water The indoor unit water pump will work when the lower water switch is close till the lower water switch open for 2 min The outdoor unit water pump will work after the indoor unit water pump works for 1 min at the 1 time the outdoor unit water pump will stop when the compressor stop and it will linkage with compressor in future When the higher water switch is close the buzzer will alarm click click 8 times LCD display the wrong code E4 in the location of setting temperature for the 9000Btu series LED 2 flash it means the indoor unit water pump does not work and the unit stop til
5. it is change from heating mode to cooling mode The indoor unit fan motor run in the set speed the mode and avoiding the cold win Q 12000 Btu series mobile air conditioner with the mode cooling amp heating d Fanning mode If Tin Tia 3 C heating mode act reversing compressor outdoor unit fan motor and electrical heater run indoor unit fan motor runs in the set Id Tin 4 C keep running in the old mode If Tin gt Tia 5 C electrical heater stop and the indoor unit fan motor will stop in 15 sec The indoor unit fan motor has 3 speeds which are high middle and low it will display the Tse and can not be changed 9000Btu series display the high middle and low speed sign by the speed of indoor unit fan motor 12000Btu series display the fanning sign same as the indoor unit fan e Auto mode The unit run depending on the Tin gt 26 C cooling mode act Tin is 26 C A If 26 C gt Tn gt 20 C drying mode act indoor unit fan motor run in low speed compressor and outdoor unit fan motor run continually If Tin lt 20 C the different unit run different mode Model No AC M12HG Version 1 0 Air conditioner with cooling and heating mode run heating mode Tset is 20 C if Tin gt 24 C stop heating makes life better 17 Electrical heating run depending the conditions following e If Tin lt Tsen heating mode act reversal valve compressor and outd
6. ring 1 52 Upper motor YD40B 1 53 Motor backseat plate 1 54 Upper fan 1 55 Upper propeller house 1 56 Flow guide loop 1 57 PTC heater assy 1 58 Fuse 1 59 Temperature limiter 250V AC15A 55 C 1 60 Tube sensor 1 61 Room sensor 1 62 Remote control Y612A 1 63 Front plastic pipe end 1 Plastic pipe end 1 64 2 Fixing ring 1 65 Rear clip 1 Rear clip B 1 66 131 1 67 Middle plastic pipe end 1 68 Plastic cover 1 Model No AC M12HG Version 1 0 22 makes life better CIRCUIT DIAGRAM 0 5 TRANSFORMER 36 BN COM NC 1C STEPPING MOTOR w33 X2 w32 CN8 O 5 00 RLYS PTCHEATER TEMP LIMITER W23 n AR W24 gt THERMALLINK o FT Model No AC M12HG Version 1 0 23 AKIRA makes life better
7. AKIRA makes life better Air Conditional Service Manual makes life better MODEL AC M12HG Version 1 0 makes life better 3 CONTENTS SPECIFICATION pert a 4 OUTLINE AND DIMENSION ccscsesssecasecsvsensvassnoscgncovaconvcentescsvav sues 6 INSTALLATION GUIDE eet pests 7 PCB FUNCTIONAL MANDA Diss trt 12 EXPLODED VIEW 5 5 eie ires 20 lv dig 21 CIRCUIT DIAGRAM ritmi e eet e tes 23 Model No AC M12HG Version 1 0 makes life better SPECIFICATION Function Cooling heating Power source PH Hz V 1Ph 220 230V 50Hz Capacity W 2500 2000 Power input W 1100 2050 Current A 5 9 0 Air volume M h 355 Dehumidifying capacity L h 2 2 2 3 Upper fan speed R min 1100 1020 950 Power output W 40 Fan capacitor 2 Upper fan type pcs Centrifugal fan 1 Upper fan diameter length mm mm 174 85 Evaporator Tin fin copper type Rows distance 2 1 6 Working area 300x290mm Swing motor MP28GA Power speed W r min 8 4 Control type Manua
8. al Correct mounting shown below If mounting in the wall the height of the hole should be 40cm 130cm Model No AC M12HG Version 1 0 makes life better If the air exhaust requires bend bend as shown as below SUN The wrong mounting diagram Air exhaust bend too large easily cause malfunction Model No AC M12HG Version 1 0 makes life better 9 Air Filter If the air filter is blocked with a lot of dust the air flow volume will reduce Clean the filter once every two weeks Open the air filter Open the air cover then take off the air filter Take the air filter out of filter cover Clean Wash the air filter by immersing it gently into warm about 400C water with a neutral detergent Rinse the filter of detergent and dry it thoroughly in a shaded place Mounting Attach the filter to the filter cover with the attachment hooks on the inside surface of the cover Place the hooks at the bottom of the filter cover into the holes in the case push it back into its original position hooks 10 fiter cover Model No AC M12HG Version 1 0 makes life better 10 Water drainage When in cooling or dehumidifying mode the dew water will drain into the tank When the tank gets full the indicator will flash and the buzzer will sound eight times LCD window shows error code E4
9. ioner about 7000Btu Mobile air conditioner about 7000Btu Mobile split air conditioner about 9000Btu Mobile air conditioner about 9000btu 2 Running mode a b c d e Fan Cool Dry Heat Auto 3 Controlling modes a b Control panel Remote control 4 The parameter to be input a Analog quantity The ambient temperature of the indoor unit shorten form is Tin The temperature of defrosting shorten form is Tae The evaporator temperature of the indoor unit shorten form is Teva The current of the compressor shorten form is Io Switch quantity The switch of the higher water level The switch of the water level Controlled input By the controlling panel By the remote control Model No AC M12HG Version 1 0 212 makes life better 213 5 The parameter to be output a Output quantity of transformer a D Indoor fan motor 3 speed Outdoor fan motor Compressor Reversing valve Indoor amp outdoor water pump Sweeping fan motor Electrical heater b Output quantity of LED a a c Others a a The light of the running compressor LED 1 green The light of the buzzer LED 2 red LCD Buzzer 6 The basal control modes a Cooling mode a a D If Tin gt Tia cooling mode act compressor and outdoor unit run and indoor unit run in the set speed If Tin Tse 1 C the unit will be stop from cooling mode compressor and outdoor
10. it runs in this temperature LCD display the SLEEP mark and for 12000Btu series it display the twinkle Starts c Choosing the models Models are decided by the state of the chi feet 21 foot is 12000Btu upwards 9000Btu downwards 22 foot is Celsius upwards Fahrenheit downwards 20 foot is cooling amp heating upwards cooling only downwards 19 foot is mobile split upwards mobile downwards Model No AC M12HG Version 1 0 makes life better 18 d LED of 12000 Btu series Q The light of compressor running is green and it is light when the compressor is working Q The light of protecting is red It will twinkle when the water tank is full or there is a overload in compressor the frequency of twinkling is 1 Hz e Controlling the sweep motor 9000Btu series sweep motor is controlled by the button sweeping when the button is pressed once sweep motor and will stop when it is pressed again 12000Btu series sweeping motor revolve 85 anticlockwise to open the air let at the beginning of the unit running and it revolve clockwise to close the air let when the unit is stop f Testing function Turn on the unit when the FAST is short circuit LCD is light for 3 sec press the mode button there is no delay protection for compressor and others functions are all same as the normal state Turn on the unit when the FAST is shorten if the sensor is open or short circuit LCD disp
11. l remote control Fuse A 3 15 1 Working capacitor 0 01 Condenser Tin fin copper type Rows fin distance 2 1 6 Working area 500x305 Compressor Sealed rotated type Model C RN80H5C Power 970 Protect device A MST20ALU 920 Start method P C S Current 4 9 Working temp Discharge temp lt 115 C Compressor capacitor uF 25 Lower fan speed R min 760 Power output W 35 Model No AC M12HG Version 1 0 makes life better Working capacitor 2 Lower fan type pcs Centrifugal fan 1 Lower fan diameter length mm mm 9210 80 Throttling method Capillary Noise dB A 52 Width mm 450 Dimension Depth mm 370 Height mm 856 Net weight Kg 45 Refrigerant R407C Refrigerant charge Kg 0 63 The technical data are subject to change without notice Model No AC M12HG Version 1 0 AKIRA makes life better OUTLINE AND DIMENSION Model No AC M12HG Version 1 0 AKIRA makes life better INSTALLATION GUIDE 1 Fix the square end of the exhaust duct to the exhaust terminal of the unit 2 Put the other end discharge to the nearest window Attention The length of the air exhaust must be between 500mm 2000mm When mounting try to keep the air exhaust horizont
12. l the protection is canceled There is no water pump in the mobile air conditioner 1K resistance is used to short the lower water pump The higher water pump is close when the water tank is full the buzzer alarm click click 8 times LCD display the wrong code E4 in the location of setting temperature for the 9000Btu series LED 2 flash it means the indoor unit water pump does not work and the unit stop till the protection is canceled The indoor unit and outdoor unit water pumps do not work in the mode of fanning and heating Protecting the compressor The distance between 2 times running won t less than 3 min once the compressor work and it will not stop by the changing of the temperature in the next 6 min The compressor and the outdoor unit fan motor will stop when it is change from heating mode to cooling mode The protection of overload current low voltage protection When the Ico gt for 3 sec the unit fan only for 9000Btu series LED 2 flash LCD display the wrong code El it means the I o is exceed the set current compressor stop till the fault is canceled in 3 min The indoor unit fan motor runs in the low speed compressor and outdoor unit fan motor run continually the Tse will not be displayed and changed For 9000 Btu series it will be displayed the drying sign and low speed for 12000 Btu series it will be displayed the picture of water dripping dynamic the fan runs slowly
13. lay the following mark in the location of Sensor of indoor unit is open or short display FO Sensor of evaporator is open or short display F1 Sensor of deforesting is open or short display F2 g It can be used in the range of AC220V 10 h There is a short circuit protecting in the circuit 8 Buttons on the control panel a ON OFF button b MODE button gt Fan Cooling P Drying P Heating P Auto gt c Fan speed button Low Middle High d Timer button The range of changing set time is 0 5 24h the set time will be cancelled when press V when set time is 0 5h or press A when set time is 24h Model No AC M12HG Version 1 0 makes life better 19 e Temperature button The range of changing set temperature is 16 C 30 C f Sleeping button g Sweeping button just for 9000Btu series 9 Design of the remote control Y602 Chinese and Y612A English Celsius Y612AF English Fahrenheit are be used to control 12000Btu series of mobile and split air conditioner Model No AC M12HG Version 1 0 20 42 39 40 41 38 37 36 32 33 34 35 44 E lt Y E 3227 Lx gt EA A 9 Ya gt NY 5 V amp NE lt EXPLODED VIEW AKIRA makes life better Model No AC M12HG Version 1 0 makes life better
14. n heating mode when Teva gt 66 C for 8 sec the outdoor unit fan motor stop LCD display E3 in the location of Tse When Teva lt 56 C outdoor unit fan resume to run the indoor unit fan motor run in the set speed and LCD resume too e conditions of avoiding cold wind Once the compressor stop the indoor unit fan motor runs in low speed and will stop too in 30 sec e conditions of flowing hot wind Once the compressor stop the indoor unit fan motor runs in low speed and will stop too in 30 sec e conditions of beginning defrosting After the unit continue heating for 45 min and if Tae lt 8 C the defrosting mode act the reversal valve the indoor and outdoor unit stop but the compressor If there is electrical heater in the unit then it will be stop first and the reversal valve the indoor and outdoor unit stop in 1 min makes life better 16 The conditions of stopping defrosting After the unit continue defrosting for 10 min or if Tg gt 10 C the defrosting stop the reversal valve the outdoor unit run and the indoor unit fan motor will run in the condition of avoiding the cold wind The protection of overload current is same as cooling mode The delay of compressor The distance between 2 times running won t less than 3 min once the compressor work and it will not stop by the changing of the temperature in the next 6 min The compressor and the outdoor unit fan motor will stop for 3 min when
15. oor unit fan motor run together indoor unit fan motor run in the set speed and avoiding the cold wind e lt Tin Tet 2 C the unit run in old mode e f Tin gt Tse 2 C compressor outdoor unit fan motor stop together reversal valve is electrical indoor unit fan motor run in the mode of flowing the hot wind e If indoor unit fan motor run in middle or high speed Teva lt 49 C 23 C and Tin Tse 2 C electrical heater act e If either indoor unit fan motor stop or run in low speed or Teva gt 57 or Yin gt 26 C or Tin gt 1 C Electrical heater stop and restart in 2 min The protecting function of auto heating mode is same as heating mode LCD Its display the corresponding code of the running mode and the AUTO mark 7 Others control a Timer Q Set timer to OFF when the unit is working and set time to ON when the unit is stop the range is 2 4h the set time will decrease 0 5h once pressing the button V and it will increase 0 5h once pressing the button A The button have the function of canceling set timer b Sleep If it cooling or drying in 1 hour of the beginning Tse will be increased 1 C and it will be increase more 1 C in the later 2 hour then the unit runs in this temperature Q If it is heating in 1 hour of the beginning the Tse will be decrease 1 C and it will be decreased more 1 C in the later 2 hour then the un
Download Pdf Manuals
Related Search