Haier AD182ALERA Service Manual Download

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Commercial Air Conditioning

SERVICE MANUAL

Models

AD182ALERA AD362AHERA

Features

Can be connected with the universal outdoor unit

Infrared control type or wired control type

Low ambient cooling kit (optional) and low ambient heating kit (optional)

New friendly refrigerant R410a, environment protection

Weekly timer (standard)

Group control function

Auto restart function

Manual code: SYJS-032-0

REV.0

Edition: 2007-12-17

High energy efficiency
PAM control

Summary of Contents for AD182ALERA

Page 1: ...r unit Infrared control type or wired control type Low ambient cooling kit optional and low ambient heating kit optional New friendly refrigerant R410a environment protection Weekly timer standard Group control function Auto restart function Manual code SYJS 032 07REV 0 Edition 2007 12 17 High energy efficiency PAM control ...

Page 2: ... Safety precaution 9 5 Parts and functions 12 4 Net dimension 11 2 Specification 7 6 Installation instructions 13 7 Controller functions 25 8 Electrical control functions 9 Electrical data 34 10 Troubleshooting 37 11 Noise level charts Contents 2 Commercial Air Conditioner 26 47 ...

Page 3: ...city 18 18000BTU h Product type B stands for cassette type C stands for convertible type D stands for duct S stands for wall mounted type Q stands for chiller system E stands for ceiling concealed type U stands for outdoor unit Air Conditioner 1 2 Brief Introduction for T1 T2 T3 working condition 1 3 Operating Range of Air Conditioners Temp Mode Rated Maximum Minimum DB 27 32 15 Indoor WB 19 23 14...

Page 4: ...ver the previous running mode once the power supply is on Group control function with a group controller YR E12 Central control function if connected with a central controller YCZ A001 Weekly timing function if connected with a weekly timer YCS A001 The unit adopts G3 grade filter can efficiently filter the dirt etc and improve the room air quality at the same time the filter can pull out from dow...

Page 5: ...sure 2 24 hours later check if the pressure in the pipe has reduced 1 Do not connect the power supply 1 Use piping material of the specified thickness 2 Do not use dirty pipe 3 Always flow nitrogen during welding work hand over trial running and adjustment maintenance panel installation gas leakage check additional refrigerant charging evacuation and drying leakage test refrigerant piping connecti...

Page 6: ...ging hose Vacuum evacuation and refrigerant charging operation check Air tightness test Refrigerant additional charging Vacuum pump with adapter Vacuum drying Electronic scale Gas leakage detector Gas leakage test Refrigerant additional charging Work precautions Refrigerant check Before work check the used refrigerant and prepare materials matched to the refrigerant Refrigerant piping Observe the ...

Page 7: ...rol Noise level H M L 45 41 37 Weight Net Shipping 23 26 5 Running Max Running current Function cooling heating Capacity BTU h 32400 38900 Capacity kW 9 5 2 2 10 5 11 4 2 5 12 0 Sensible heat ratio 0 73 kW 3 38 0 50 3 9 3 15 0 50 3 9 W 4300 4300 EER or COP W W 2 81 3 62 Energy efficiency stage C A Dehumidifying capacity 10 m h A A 15 3 2 3 17 5 15 0 2 3 17 5 Unit model color Type Number Speed H M ...

Page 8: ...ed values using a Real Time Analyser calibrated sound intensity meter It is a sound pressure noise level Note is the real time analyser position duct unit without auxiliary duct duct unit with auxiliary duct Installation state the unit should be placed on the flat floor or be mounted in horizontal direction Testing method 1 4m 2m duct auxiliary duct 2m 1 4m 1m auxiliary duct Model AD182ALERA AD362...

Page 9: ...d to the new user this manual should be as well transferred to the new user WARNING If any abnormal phenomena is found e g smell of firing please cut off the power supply immediately and contact the dealer to find out the handling method Don t dismantle the outlet of the outdoor unit The exposed fan is very dangerous which may harm human beings switch off In such case to continue using the conditi...

Page 10: ... cause water leak electrical shock and fire hazard Call the dealer to take measures to prevent the refrigerant from leaking If conditioner is installed in a small room be sure to take every measure in order to prevent suffocation accident even in case of refrigerant leakage When conditioner is removed or reinstalled dealer should be responsible for them Incorrect installation may cause water leaki...

Page 11: ... Net dimension 1 Z _ a b Z _ a b 5446 8 729 575 5549 699 4 549 4 664 AD182ALERA AD362AHERA 800 1320 830 1200 170 270 250 365 185 250 60 45 1105 mm Model AD182ALERA AD362AHERA Commercial Air Conditioner 1 ...

Page 12: ...trical components Case Drain pan Evaporator Air outlet frame AD182ALERA AD362AHERA XZXUJSINSL UTQJ LZFWINSL UQFYJ J FUTWFYTWnNSXNIJo IZHY IWFNS UNUJ JQJHYWNH GT XYTU FQ J XZXUJSINSL GTQY Model AD182 Commercial Air Conditioner 12 ...

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Page 18: ... hmdY Wf adYX hYfa bU i g k h bgi UhYX f d cb h Y YbXg cZ h Y k fYg1 QgY WcddYf WcbXiWhcf cb m1 vxw z JU_Y k f b hc gidd m dckYf hc h Y cihXccf ib h gc h Uh h Y dckYf Zcf h Y bXccf ib h g gidd YX Vm hYfa bU g1 63a FhYa M UgY Ok hW VfYU_Yf fWi h VfYU_Yf LjYfWiffYbh dfchYWhcf MckYf gcifWY k fY g nY 4 73 59 518aa5 Ok hW VfYU_ BUfh YU_U Y VfYU_Yf IYU_ WiffYb 73 OY YWh k fY g nYg UbX W fWi h dfchYWh cb...

Page 19: ...If not certain strengthen it before install the unit 600x600 Over 100 Over 900 Air out Air in Checking meatus Ceiling Over 300 Over 200 Confirm the way to move the unit to the installation place Before moving the unit to the installation place do not remove their packages When have to remove the package use a soft material or protection board with rope to lift the unit assembly to avoid unit damag...

Page 20: ...cket Drain socket Main unit VP 25 joint field purchased Pipe cover large for insulation accessory VP 25 field purchased Pipe cover for insulation field purchased Drain hose accessory Pipe cover small for insulation accessory Clamp accessory Adhesion For drain pipe use hard PVC general purpose pipe VP 25 I D 1 which can be purchased locally When connecting insert a PVC pipe end securely into the dr...

Page 21: ... type joint The backwater bend is set near the air conditioner As figure shown set a backwater bend in the middle of drain hose H 1 H 2 H1 100mm or the static pressure of air sending motor H2 1 2H1 or between 50 100mm 6 Installation of air suction and discharging duct A Insulation muffler cavity air sending Sacking joint Air volume adjuster Air outlet Enlarging chart of profile chart A Vibration r...

Page 22: ...t and sound absorbing duct locally bought The duct installation work should be finished before the fitment of ceiling The duct must be heat insulated The specific air discharging outlet should be installed at the place where the airflow can be reasonably distributed The surface should leave a checking meatus for checking and maintenance 9 The examples of improper installation Do not use air in duc...

Page 23: ...tting No 1 No 8 Once the fan controller has trouble this linker can perform emergency assistant control When this linker is connected to the linker from the PCB it can operate with total load When this linker is connected to the linker from the PCB through the fan speed adjustment panel to adjust speed High Condition of standard air volume Low air volume 100Pa Outer static pressure Pa Example of d...

Page 24: ...akage Check if the connection pipe leaks then do heat insulation treatment as below figure shown Only use seal cushion to bind the joint part of air pipe and heat insulation parts 9 52 12 0 12 4 18 6 19 0 3270 3990 N cm 333 407 kgf cm 6180 7540 N cm 630 770 kgf cm mm Specification of pipe 15 88 Tighten torque Cone Cone dimension A mm R0 4 0 8 A 90 0 5 45 2 22 9 23 3 9720 11860 N cm 990 1210 kgf cm...

Page 25: ...Power source wire size minimum mm2 30 20 2 5 Switch breaker A Earth leakage breaker Leak current mA 30 30 30 1 40 30 6 0 40 AD362AHERA AD362AHERA POWER SUPPLY 1PH 220 230V 50Hz INDOOR UNIT TERMINAL BLOCK L N 1 2 3 1 2 3 OUTDOOR UNIT TERMINAL BLOCK Y G Y G OUTDOOR UNIT TERMINAL BLOCK INDOOR UNIT TERMINAL BLOCK POWER SUPPLY 380 400V 3N 50Hz R S T N 1 2 3 1 2 3 Y G Y G Y G Model AD182ALERA AD362AHERA...

Page 26: ...4 033 F 033 A4 4A A4 A8 4 2 29 B 3 D C4 A8 0A8 55 308 F 0BA 42 C4 F 0 55 7 Controller functions For duct type the indoor unit can be controlled by wired controller YR E12 as standard control As for the connection method please refer to below figures or by remote controller YR H71 and remote receiver RE 01 as optional control Model AD182ALERA AD362AHERA Commercial Air Conditioner 26 ...

Page 27: ... situation 2 LED function The LED for remote control type includes POWER TIMER COMPRESSOR WATER PUMP the POWER LED also indicate failure when the unit is switched on by the controller the POWER LED will be ON when being switched off the POWER LED will be OFF If the controller is in TIMER and SLEEP mode the TIMER LED will be on if it is not in TIMER and SLEEP mode the TIMER LED will be off When the...

Page 28: ...ction will not be limited by 6 minute protection and the compressor can stop immediately 5 3 ΔT 1 compressor will run ΔT 1 compressor will stop 1 ΔT 1 compressor will stay in original state 5 4 Anti freezed protection invalid in compulsory operation trial running heating mode When the unit has run for over 6 minutes after compressor starts up if indoor coil temperature Tg 1 the compressor and the ...

Page 29: ...ccurs for 3 times continuously the unit will stop and alarm 7 HEAT mode control 7 1 4 way valve control in heating mode compressor startup 4 way valve being electrified 10 seconds ahead compressor running 4 way valve retains original state compressor shutoff 4 way valve being powered off 2 minutes and 50 seconds later except for defrosting 4 way valve being electrified 5 seconds ahead and being po...

Page 30: ...e defrosting time is over 12 minutes use the defrosting end signal from outdoor in the condition of with outdoor communication 7 8 4 Defrost process a enter defrosting mode the compressor outdoor and indoor fan motor stops b 55 seconds later 4 way valve will be reverse after more 5 sensonds compressor begins to run c defrosting is over compressor stops outdoor fan running at high speed d 55 second...

Page 31: ...tton to display the set temperature and press again to change the set temperature 11 Water level inspection and water pump control 1 In COOL including cooling state of AUTO mode and the compulsory cooling and DRY mode as long as the compressor runs water pump will work and once the compressor stops water pump will stop 5 minutes later 2 In standby state of cooling mode heating mode and fan mode in...

Page 32: ... 8 07 07H 06D Communication failure between wired controller and indoor unit communication abnormal for more than 4m continuously due to the signal resumable 9 06 06H 05D Communication failure between indoor and outdoor units communication abnormal for more than 4m continuously due to the signal resumable 11 11 0BH 30D External alarm signal input External alarm is cut out for 10s or longer due to ...

Page 33: ...trol Temp compensation available not available With no outdoor PCB Cooling only heat pump J5 J6 Time shorting switch Forced or not Ornarment or not Oxygen or not J7 J8 J9 J10 Other 2P convertible single split multi split Indoor unit address 0 other 2P convertible single blade 15 Network address selection shows jumper connected ON shows jumper disconnected OFF SW1 SW2 address 1 2 3 4 1 2 3 4 1 2 3 ...

Page 34: ...E IS A CLIP ON PCB 4 PARTS AND CONNECTED WIRES IN DASHED FRAME 8 ARE NOT AVAILABLE IN DUCT TYPE 5 PARTS AND CONNCETED WIRES IN DASHED FRAME 10 11 DETERMINED BY PRODUCTS TYPE CN17 12V ALM NOTE REMOTE CONTROLLER CENTRALIZED AD362AHERA CIRCUIT DIAGRAM OF INDOOR UNIT 0010576548 FREEZE CN8 SW2 BL P13 HUMI PUMP HEAT Y L FRESH P8 P9 P7 P12 P10 P11 COMM W N M H SW3 P17 L P14 P15 SW5 SW4 P16 CN4 CN5 CN1 TR...

Page 35: ...LED1 CN14 CN13 CN20 SW3 SW2 CN21 SW5 SW4 CN19 CN7 LED4 LED5 CN5 CN4 P5 P7 P9 P6 P8 P10 P12 P11 P15 P14 P13 P17 CN1 P4 P3 P2 P1 P16 CN8 CN6 SW1 690E for AD182ALERA and AD362AHERA Model AD182ALERA AD362AHERA Commercial Air Conditioner 35 ...

Page 36: ...3 70 65 47 8 74 3 26 4 47 4 26 4 66 88 48 8 39 4 25 61 48 4 11 5 63 33 49 8 05 5 24 41 49 3 97 6 60 50 7 73 6 23 27 50 3 83 7 56 86 51 7 43 7 22 2 51 3 7 8 53 91 52 7 14 8 21 18 52 3 57 9 51 13 53 6 86 9 20 21 53 3 45 10 48 51 54 6 6 10 19 3 54 3 33 11 46 04 55 6 34 11 18 43 55 3 22 12 43 72 56 6 1 12 17 61 56 3 11 13 41 52 57 5 87 13 16 83 57 3 11 14 39 45 58 5 65 14 16 09 58 2 9 15 37 5 59 5 44 ...

Page 37: ... is at least 1 hour Besides take the ambient temperature into consideration 1 Pressure protection Confirm the fault according to the fault code list Does system have pressure switch Are CN17 and CN18 in PCB cut off no Replace PCB yes yes no no no yes yes yes yes Replace PCB Is DC voltage between both ends of sensor near 5V or 0V Replace sensor Is sensor resistance acceptable Replace sensor Is sens...

Page 38: ...es of gas pipe and liquid pipe are open totally no Open the valves yes Is piping twisted or deformed yes Repair pipe no Does indoor fan work properly during cooling cycle Does outdoor fan work properly during heating cycle no Repair fan motor or fan capacitor yes Is indoor filter or heat exchanger dirty yes Cleaning no Measure equalized pressure and time to reach equalization to see if the system ...

Page 39: ...recharge no Is reading of discharging pressure gage oscillatory no Bad operation codition such as ultra low outdoor temperature yes There is air in system Evacuate and recharge 4 High pressure protection Confirm the fault according to the fault code list yes Check and reconnect no Are connectors of pressure switch in good condition Is high side pressure switch activated If not DC voltage is 0V yes...

Page 40: ...mer or 7812 component in good condition yes check if wiring is correct check if failure disappears after changing transformer or PCB no no check if failure disappears after changing wired controller yes wired controller is broken 6 Communication failure between wired controller and indoor PCB or no display on wired controller Confirm commumication failure according to the fault code list or no dis...

Page 41: ... piping clogged 3 Is system overfed is there air in system 4 Cooling cycle Is condenser dirty Does outdoor fan motor run at low speed or stop 5 Heating cycle Is evaporator or filter dirty Does indoor fan motor run at low speed or stop 6 Is ambient temperature too high Is system overloaded Is power cable or compressor wire securely connected Properly Modify power supply circuit yes Is AC contactor ...

Page 42: ...nce of compressor winding incorrect Is it stuck replace compressor yes yes Is running capacitor in good condition no replace running capacitor yes Is pressure normal no Check 1 Is a valve in system shut off 2 Is piping clogged 3 Is system overfed is there air in system 4 Cooling cycle Is condenser dirty Does outdoor fan motor run at low speed or stop 5 Heating cycle Is evaporator or filter dirty D...

Page 43: ...or correct Does four way valve work properly Relocate Replace four way valve Is outdoor four way valve in good condition during heating cycle Does small relay coil of four way valve have a voltage of 12V DC no Relay is broken Replace PCB Is indoor unit malfunction caused by lack of refrigerant charge refrigerant Is heat exchange effect adversely affected by heavy dust in indoor and outdoor units c...

Page 44: ...n Unclog pipe and water pump Is drain pan dirty and float switch ineffective Is pump motor in good condition Is drain pipe clogged yes Check if float switch is in good condition with multimeter 12 Phase loss or phase failure confirm the malfunction according to the fault code list no no no adjust power supply no no replace outdoor PCB if the failure disappear after correcting the wiring Is there p...

Page 45: ... is stuck Replace fan capacitor Replace PCB No It s split winding type motor Is it a PG motor As in AS and AF indoor units Is output voltage good when energized Does fan motor run properly Is there DC voltage feedback from motor during running Signal detecting circuit has a problem Replace PCB Replace motor Is front end voltage of thyristor good Supply circuit has a problem Replace PCB Thyristor o...

Page 46: ...em in TIMER mode 4 Is user aware of product features etc Check the system thoroughly e g technical data of components when power off and voltage and current of check points when power on Disconnect contactor and reconnect it check if fuse or varistor is broken Does the same fault occur before Switch off air conditioner temporarily Switch on air conditioner again after 1 minute Does the same fault ...

Page 47: ...B heating low heating middle heating high super heating high cooling low cooling middle cooling high super cooling high fan low fan middle fan high super fan high Noise level AD362AHERA 16 19 22 25 28 31 34 37 40 43 46 49 52 55 2 5 3 1 5 4 0 5 0 6 3 8 0 1 0 0 1 2 5 1 6 0 2 0 0 2 5 0 3 1 5 4 0 0 5 0 0 6 3 0 8 0 0 1 0 0 0 1 2 5 0 1 6 0 0 2 0 0 0 2 5 0 0 3 1 5 0 4 0 0 0 5 0 0 0 6 3 0 0 8 0 0 0 1 0 0 ...

Page 48: ...Sincere Forever Haier Group Haier Industrial Park No 1 Haier Road 266101 Qingdao China http www haier com Model AD182ALERA AD362AHERA Commercial Air Conditioner ...

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