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Haier AP482AKEAA Service Manual

Other manuals for AP482AKEAA: Operation And Installation Manual
Manual is about: Commercial Air Conditioning

Summary of AP482AKEAA

  • Page 1

    Commercial air conditioning service manual models au182aeeaa au242ageaa au48naieaa au60naieaa ap482akeaa zfeatures zhigh energy efficiency zfixed frequency zoptional different side frame color zquiet operation zauxiliary electric heating function (optional) znew friendly refrigerant r410a, environme...

  • Page 2: Contents

    Commercial air conditioner model: ap*****eaa au*****eaa 2 contents contents………………………………………………………...2 1. Description of products & features………………………..3 2. Specification…………………………………………………5 3. Safety precaution……………………………………………8 4. Net dimension……………………………………………….10 5. Installation instructions………..……...

  • Page 3

    Commercial air conditioner model: ap*****eaa au*****eaa 3 1.Description of products & features 1.1. Products code explanation climate type: t1 (see table 1) design number (a-g stands for fixed frequency type, r-z stands for dc inverter frequency type) product type: a stands for heat pump type, refri...

  • Page 4

    Commercial air conditioner model: ap*****eaa au*****eaa 4 1.4 product features adopt the much friendlier refrigerant r410a the air conditioner system adopts the greatly friendly refrigerant r410a, which is protective for the ozone layer and is good to avoid the earth getting warmer. Benefit for the ...

  • Page 5

    Commercial air conditioner model: ap*****eaa au*****eaa 5 2. Specification function cooling heating capacity kw 13.6 16.0 sensible heat ratio 0.72 w 4500 5250 w 5500 6000 eer or cop w/w 3.02 ˄b˅ 3.05 ˄d˅ dehumidifying capacity 10 ϋ³×m³/h a / a 8.0a/9.5a 9.0a/10.5a start current a 65 65 unit model (c...

  • Page 6

    Commercial air conditioner model: ap*****eaa au*****eaa 6 power cable power source n, v, hz unit model (color) model / manufacture oil model vg74 oil charging 950ml type type × number speed r/min fan motor output power kw air-flow(h-m-l) m³/h type / diameter mm row / fin pitch temp. Scope ć external...

  • Page 7

    Commercial air conditioner model: ap*****eaa au*****eaa 7 power source n, v, hz unit model (color) model / manufacture oil model daphne oil type fvc68d oil charging 1500cm3 type type × number speed r/min fan motor output power kw air-flow(h-m-l) m³/h type / diameter mm row / fin pitch temp. Scope ć ...

  • Page 8: Warning!

    Commercial air conditioner model: ap*****eaa au*****eaa 8 3. Safety precaution carefully read the following information in order to operate the airconditioner correctly. Below are listed three kinds of safety cautions and suggestions. Warning! Caution! Incorrect operations may result in injuries or ...

  • Page 9

    Commercial air conditioner model: ap*****eaa au*****eaa 9 air-conditioner can't be installed in the environment with inflammable gases because the inflammable gases near to air-conditioner may cause fire hazard. Connect earthing wire. Use discharge pipe correctly to ensure efficient discharge. Earth...

  • Page 10

    Commercial air conditioner model: ap*****eaa au*****eaa 10 4. Net dimension 350 350 336 500 1851 600 au182aeaa 6af;b 8=b=@ 6af;b 8=b=@ 4=cdb=:ed=a@ 5a>; -0 23+ 1/+ 0++ -2+ ap482akeaa.

  • Page 11

    Commercial air conditioner model: ap*****eaa au*****eaa 11 au242ageaa au48naieaa, au60naieaa 948 1250 25 power wiring terminal 184 184 55 screw hole 580 70 380 18 340 18 (4xm10).

  • Page 12

    Commercial air conditioner model: ap*****eaa au*****eaa 12 5. Installation instructions for outdoor unit, please reference to the room air conditioner outdoor unit installation instructions 0010577959a. As for the cabinet indoor unit, please reference to the cabinet type air conditioner operation & ...

  • Page 13

    Commercial air conditioner model: ap*****eaa au*****eaa 13 7. Controller functions for cabinet type, the indoor unit can be controlled by remote controller yr-h49. Fnw nsqjy fnw tzyqjy htruwjxxtwnnsxnij tk zsnyo ytu ht[jw xytu [fq[j wnsl gt] ht[jw fnw tzyqjy lwnqqj gtyytr uqfyj kwtsy ufsjq au242ag...

  • Page 14

    Commercial air conditioner model: ap*****eaa au*****eaa 14 1.Indoor auto fan control a. During cooling program. If the unit enters auto fan for the first time, when tr ˚ts+2, select high speed; when trİts, select low speed; or it will select med speed; if the present fan speed is auto high, when tr ...

  • Page 15

    Commercial air conditioner model: ap*****eaa au*****eaa 15 temperature and ts means setting temperature. Select running mode according to the following conditions at the first time to enter auto mode: tr ıts-3ć to select cooling mode (with setting temperature being ts +3) tr ˘ts-3ć to select heating...

  • Page 16

    Commercial air conditioner model: ap*****eaa au*****eaa 16 current peak value protection controlled by outdoor unit. 4. Dry mode control (in the following selections, tr means room temperature and ts means setting temperature.) when the uint enters dry mode for the first time, the compressor, outdoo...

  • Page 17

    Commercial air conditioner model: ap*****eaa au*****eaa 17 ts-1 outdoor motor and the compressor runs or stops simultaneously (except for overheat protection), indoor fan speed can be set at high, med, low or auto speed, and the fan blade can swing or be fixed on one position. You can set timer or s...

  • Page 18

    Commercial air conditioner model: ap*****eaa au*****eaa 18 defrosting. For the unit with auxiliary electric heating function, if the auxiliary electric heating function is working when the defrosting condition is met, please stop electric heater firstly, 3 seconds later, defrosting can begin. 7. Sle...

  • Page 19

    8.2 for outdoor unit 1. Outdoor motor control when the system does not occur overcooling, overheating, and over current protections, the outdoor motor will occur the below changes according to the outdoor ambient temperature and indoor coil temperature. 1.1 general information outdoor motor is 2-spe...

  • Page 20

    Type 1: standard defrost 1) if tr ı-2ć, when tpİ-6ć, enter defrost. 2) if -12 ćİtr˘-2ć, when tpİ-6ć, please refer to the following chart. 3) no matter the ambient temperature, when tp İ-16ć, enter defrost. Type 2: non-standard defrost (rectify defrost data by the device) 1) if tr ı6ć, when tpİ-6ć, e...

  • Page 21

    When compressor has run for over 6 minutes, to prevent indoor evaporator freezing (in cooling/dry mode), if indoor coil temp. Is below -1 degree for over 1 minutes, compressor and outdoor motor will stop and enter fan mode. After compressor stops for 9 minutes, and indoor coil temp. Rises up to 10 ć...

  • Page 22

    Pressure switch act, low pressure switch has acteivated more than 30 seconds, lcd will display low pressure abnormal (3) in defrosting and in 6 minute after defrost is over , low pressure switch will not be checked. (4) in heating, compressor run and outdoor motor stop, low pressure switch will be s...

  • Page 23

    Commercial air conditioner model: ap*****eaa au*****eaa 23 9. Refrigerant circuit au182aeeaa au242ageaa, au48naieaa, au60naieaa 1. High pressure switch 2. Low pressure switch cooling heating evaporator indoor coil temp. Sensor 3-way stop valve suction temp. Senso r d isc ha rg in g te mp. Sen sor ma...

  • Page 24

    Commercial air conditioner model: ap*****eaa au*****eaa 24 10. Electric data 10.1 electric wiring diagram and pcb photo b:black note ˖1ǃremote controller is optional . 2 ǃrefer to operation indoor manul to set dip bm1-bm4 . Please do not change the dip switch random. 3 ǃno electric heating type with...

  • Page 25

    Commercial air conditioner model: ap*****eaa au*****eaa 25 cn22 cn20 cn13 cn12 cn11 cn4 cn19 cn5 cn3 cn25 led cn2 bm1 cn7 bm4 cn10 bm3 bm2 cn6 0010452322 (for ap482akeaa).

  • Page 26

    Au182aeeaa to indoor unit y/g b w r 2 1 3 y/g n cn4 outdoor ambinent sensor compressor vent sensor outdoor piping sensor low pressure switch high pressure switch s cn11 cn12 cn3 cn1 cn10 cn2 trans. Circuit detector fuse fan motor w w b b w fan motor speed controller 4-way vavle wind gr m nc com rela...

  • Page 27

    0010452442e cn8 cn2 cn3 cn10 cn9 ct1 cn7 cn1 cn12 cn5 cn11 s l1 n led au242ageaa y/g b w w 1 2 3 r l1 n cn4 cn7 outdoor ambinent sensor discharge sensor outdoor piping sensor low pressure switch high pressure switch s cn11 cn12 cn3 cn10 cn2 cn1 trans. Ct magnetic contactor t3.15a/250vac fuse fan mot...

  • Page 28

    Au48naieaa, au60naieaa circuit diagram of outdoor unit 0010573510 b:black bl:blue to indoor unit high pressure switch low pressure switch outdoor piping sensor compressor vent sensor outdoor ambinent sensor y/g:yellow/green r:red cn2 cn10 cn1 cn3 cn12 cn11 power supply w w:white r bl b r r s w t bl ...

  • Page 29

    0010452378e cn8 cn2 cn3 cn10 cn9 ct1 cn7 cn1 cn12 cn11 s led cn5 l1 n cn4 l3 l2 cn6 b commercial air conditioner model: ap*****eaa au*****eaa 29.

  • Page 30

    Commercial air conditioner model: ap*****eaa au*****eaa 30 10.2 sensor characteristic model name code sub-part code characteristic outdoor ambient temperature sensor 001a3900110 001a3800090 r25=5k ȍ±3%ˈ b25/50=3450k±3% coil temperature sensor 0010451312 001a3800091 r25=5k ȍ±3%ˈ b25/50=3450k±3% disch...

  • Page 31

    11. Troubleshooting is actual pressure detected by pressure gage acceptable? Yes no low pressure failure no high pressure failure yes yes is high pressure too low? No is pipe blocked? Yes refrigerant charge is needed. Check if there is refrigerant leak. If yes, replace pipe. Yes dredge piping change...

  • Page 32

    3) low pressure protection confirm the fault according to the fault code list are connectors of pressure switch in good condition? No check and reconnect yes is low side pressure switch activated? (if not, dc voltage is 0v.) no replace pcb is the low side pressure detected by the gage lower than thr...

  • Page 33

    Yes if outdoor stop valves of gas pipe and liquid pipe are open totally open the valves no is indoor filter or heat exchanger dirty? Cleaning yes yes repair fan motor or fan capacitor no no repair pipe yes is piping twisted or deformed? Yes does indoor fan work properly during cooling cycle? Does ou...

  • Page 34

    Check if indoor/outdoor pcb fuse and transformer are normal if failure is eliminated replace outdoor pcb replace indoor pcb if communication wire is broken are communication wire s and supply wires l and n properly connected? Grounded well? Is communication wire too close to power cable, which cause...

  • Page 35

    7) high current protection in 3-phase fixed frequency models is three-phase circuit not balanced? Is supply voltage too low? Is supply voltage too low at compressor start-up? Yes no re-wiring yes is compressor current more than overcurrent protection limit? Is current detecting circuit in good condi...

  • Page 36

    9) overcurrent protection for single-phase fixed frequency models is supply voltage too low? Especially when compressor starts up? Modify power supply circuit no no re-wiring yes is compressor current more than overcurrent protection limit? Is current detecting circuit in good condition? No confirm ...

  • Page 37

    10) temperature cutoff protection confirm the malfunction according to the fault code list yes yes no yes no yes no yes no yes no replace sensor yes replace indoor pcb are indoor sensors for ambient temperature and coil properly located? Is resistance of indoor sensor correct? Does four-way valve wo...

  • Page 38

    11) fault in drain system confirm the malfunction according to the fault code list no yes replace water pump yes yes clean drain pan no is float switch holder tinted that float can't move, or too close to pump motor that interference arises? Yes adjust holder no yes replace float switch no replace i...

  • Page 39

    13) fault in indoor fan motor confirm the malfunction according to the fault code list no no yes no yes yes no no yes yes yes no no no no yes yes yes yes yes no no replace fan motor no no yes yes is power supply good? Yes is indoor status indication good? Is fuse in good condition? Replace fuse when...

  • Page 40

    Confirm operating conditions no yes yes no no need to replace mainboard. The fault may be caused by power supply yes no does the same fault occur before? Yes no no need to replace mainboard. Contactor wasn't in good contact no need to replace mainboard. (check operating status in details, e.G. Timer...

  • Page 41

    Commercial air conditioner model: ap*****eaa au*****eaa 41 12. Performance curves -7 -5 0 7 10 15 16/10 4920 5190 5310 5500 5700 5940 18/12 4860 5060 5230 5550 5620 5860 20/14.5 4650 4970 5180 5400 5540 5780 22/16 4498 4821 5061 5320 5490 5650 24/17 4320 4723 4993 5210 5360 5540 26/18 4246 4589 4882...

  • Page 42

    Commercial air conditioner model: ap*****eaa au*****eaa 42 -5 5 15 25 35 43 20/14 5200 5050 4800 4700 4500 4300 22/16 5500 5400 5100 4980 4750 4480 25/18 5800 5650 5400 5300 5000 4700 27/19 6000 5780 5550 5400 5170 4850 30/22 6420 6320 5950 5800 5550 5400 32/24 6680 6480 6100 5950 5700 5480 -5 5 15 ...

  • Page 43

    Commercial air conditioner model: ap*****eaa au*****eaa 24 -6/-7 -4/-5 -1/-2 1/0 6/5 7/6 12/10 16/15 16/10 6210 6340 6690 7061 7916 8012 8763 9023 18/12 6138 6266 6613 6980 7827 7922 8664 8923 20/14.5 5900 6023 6358 6713 7534 7625 8338 8590 21/15 5749 5868 6195 6542 7347 7436 8130 8378 22/16 5499 56...

  • Page 44

    Commercial air conditioner model: ap*****eaa au*****eaa 44 -5 20 25 32 35 40 18/12 —— 6682 6630 6657 6421 5861 20/14 —— 7183 7012 6920 6676 6236 22/16 —— 7483 7249 7101 6852 6505 25/18 —— 8026 7670 7362 7106 6790 27/19 —— 8453 7980 7613 7350 7042 30/22 —— 8549 8265 7976 7565 7362 32/24 —— 8623 8482 ...

  • Page 45

    Commercial air conditioner model: ap*****eaa au*****eaa 45 13. Noise level charts 1/3 octave band noise level-au182aeeaa 4 9 14 19 24 29 34 39 44 49 54 59 64 69 25 .0 31 .5 40 .0 50 .0 63 .0 80 .0 10 0.0 12 5.0 16 0.0 20 0.0 25 0.0 31 5.0 40 0.0 50 0.0 63 0.0 80 0.0 10 00.0 12 50.0 16 00.0 20 00.0 2...

  • Page 46

    Commercial air conditioner model: ap*****eaa au*****eaa 24 1/3 octave band noise level-au60naneaa 15.0 20.0 25.0 30.0 35.0 40.0 45.0 50.0 55.0 60.0 65.0 70.0 25.0 31.5 40.0 50.0 63.0 80.0 100.0 125.0 160.0 200.0 250.0 315.0 400.0 500.0 630.0 800.0 1000.0 1250.0 1600.0 2000.0 2500.0 3150.0 4000.0 500...

  • Page 47: Sincere Forever

    Commercial air conditioner model: ap*****eaa au*****eaa sincere forever haier group haier industrial park, no.1, haier road 266101, qingdao, china http://www.Haier.Com.