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SERVICE MANUAL - Haier Ductless Air

1. Haier HSU12 18VHJ DB Appendix 1 a 3 4 wm o WW 4 FRIOG IA 600V S00ns 7 Ds LSK IAW CONT 3 HSI R98 5 SCKO84R72 cum E2 nnouE25v los C 202 330K 12 6 T9 NTCI Ej 7 BCK 6 FE1901H 1N4746A 18V IW L7805CV_ 1A 5V lt 220V N gt D2 DI gt 35 RL cogi 2 a gee 2 T R60 2 2 4 1 RE 5 Se 3 5 ER302 3A 200V 35ns 12V LAAAS E 6 1145399 S roong xx 4 5 5000 TOILE D10 1007 M H aL 25 SE SS8050LT1 ge D8 D7 Fr 2x55 cig li TOR e uF BARRE LB2271 32mH 0 35A LA 1 RIZ PN J 2 1000uF 35V 105C 470uF T6v 2K R 2 J gt 2 o 55399 15559 5 pes Rs 1 1c10 100 1 4W TLP421 108 gt 4 1 203 y ES 2 3 2 1N4742A 12V 1W 8 2 L TVRI
2. Haier HSU12 18VHJ DB Connector Wiring Diagram 76 1 7434 1 6021 1 4710 2 88 2 67 77 1 6913 1 5528 1 4243 2 92 2 71 78 1 6409 1 5051 1 3794 2 97 2 75 79 1 5923 1 4592 1 3360 3 02 2 80 80 1 5454 1 4149 1 2942 3 07 2 84 81 1 5000 1 3721 1 2540 3 12 2 88 82 1 4562 1 3308 1 2151 3 17 2 93 83 1 4139 1 2910 1 1776 3 22 2 97 84 1 3730 1 2525 1 1415 3 27 3 01 85 1 3335 1 2153 1 1066 3 32 3 06 86 1 2953 1 1794 1 0730 3 38 3 10 87 1 2583 1 1448 1 0405 3 43 3 15 88 1 2226 1 1113 1 0092 3 48 3 19 89 1 1880 1 0789 0 9789 3 53 3 24 90 1 1546 1 0476 0 9497 3 58 3 28 91 1 1223 1 0174 0 9215 3 64 3 33 92 1 0910 0 9882 0 8942 3 69 3 37 93 1 0607 0 9599 0 8679 3 74 3 42 94 1 0314 0 9326 0 8424 3 80 3 46 95 1 0030 0 9061 0 8179 3 85 3 51 96 0 9756 0 8806 0 7941 3 90 3 55 97 0 9490 0 8558 0 7711 3 96 3 60 98 0 9232 0 8319 0 7489 4 01 3 64 99 0 8983 0 8088 0 7275 4 07 3 69 100 0 8741 0 7863 0 7067 4 12 3 74 101 0 8507 0 7646 0 6867 4 18 3 78 102 0 8281 0 7436 0 6672 4 23 3 83 103 0 8061 0 7233 0 6484 4 29 3 88 104 0 7848 0 7036 0 6303 4 34 3 92 105 0 7641 0 6845 0 6127 4 40 3 97 106 0 7441 0 6661 0 5957 4 46 4 02 107 0 7247 0 6482 0 5792 4 51 4 07 108 0 7059 0 6308 0 5632 4 57 4 12 109 0 6877 0 6140 0 5478 4 63 4 16 110 0 6700 0 5977 0 5328 4 69 4 21 111 0 6528 0 5820 0 5183 4 74 4 26 112 0 6361 0 5667
3. Haier 96 Domestic Air Conditioner Haier HSU12 18VHJ DB Removal Procedure 9 3 4 Removal of fan motor Bracket and Partition Procedure A Warning sure to wait 10 minutes or mo before disassembling work Step Procedure Points S LN c2 MI p SE 4 Loosen the fixing screws A and lift the fan motor bracket ey 97 Haier Domestic Air Conditioner Removal Procedure Haier HSU12 18VHJ DB Step Procedure Points 3 Loosen the screw and remove the reactor m When assembling fit the lower hook into the bottom frame 4 The partition plate has a hook on the lower side Lift and pull the partition plate to remove 98 Haier Domestic Air Conditioner Removal Procedure HSU12 18VHJ DB Haier 9 3 5 Removal of Computor and Heat Exchanger before disassembling work Warning sure to wait 10 minutes or more after tu Pr
4. Discharge the static electricity Loosen the screw of A from your body the drip proof plate on p before touching the Lift and remove Pd electrical parts like the electrical box signal it may cause the malfunction of PCB 79 Haier Domestic Air Conditioner 9 1 7 Removal of Fan Motor Heat 1 Remove the right side plate _ SA You can detach the indoor 1 unit without the assembly of the outlet grille Caution If gas leaks repair the spot of leaking then collect all refrigerant from the unit After conducting vacuum drying Remove the recharge proper amount of refrigerant N Caution Do not contaminate any gas including air other than the specified refrigerant R410A into refrigerant cycle Contaminating of air or other gas causes abnormal high pressure in refrigerating cycle and this results in pipe breakage or personal injuries fixing plate W Pay attention so that the residual water in the drain will not make the floor wet Incase that a drain hose is buried inside a wall remove it after the drain hose in the wall is pulled out Use two wrenches to disconnect pipes When disconnecting pipes cover every nozzle with caps so as not to let dust and moisture i
5. m LXI T ATTENTION The white side of the photocatalyst air purifying filter face outside and the black side face the unit The green side of the bacteria killing medium air purifying filter face outside and the white side face the unit 5 Close the Inlet Grille Close the Grille surely NOTE The photocatalyst air purifying filter will be solarized in fixed time In normal family it will be solarized every 6 months The bacteria killing medium air purifying filter will be used for a long time no need for replacement But in the period of using them you should remove the dust frequently by using vacuum cleaner or flaping them lightly otherwise its performance will be affected Please keep the bacteria killing medium air purifying filter in the cool and dry conditions avoid long time directly sunshine when you stop using it or its ability of sterilization will be reduced 51 Domestic Air Conditioner Haier HSU12 18VHJ DB system configration Cautions WARNING Please call Sales Service Shop for the Installation Do not attempt to install the air conditioner by yourself because improper works may cause electric shock fire water leakage A WARNING When abnormality such as burnt small found Use an exclusive Check proper immediately stop the operation button and power source installation of the contact sales shop with a circuit drainage securely breaker Q
6. Haier HSU12 18VHJ DB Connector Wiring Diagram 53 7 3580 6 8556 6 3797 1 85 1 76 54 7 0796 6 5884 6 1237 1 90 1 79 55 6 8131 6 3329 5 8793 1 94 1 83 56 6 5581 6 0887 5 6459 1 99 1 87 57 6 3140 5 8552 5 4230 2 03 1 91 58 6 0802 5 6318 5 2100 2 07 1 95 59 5 8563 5 4181 5 0065 2 12 1 99 60 5 6417 5 2136 4 8120 2 16 2 03 61 5 4361 5 0178 4 6260 2 21 2 07 62 5 2391 4 8304 4 4481 2 25 2 11 63 5 0502 4 6510 4 2780 2 30 215 64 4 8691 4 4791 4 1153 2 35 2 19 65 4 6954 4 3145 3 9596 2 39 2 23 66 4 5287 4 1567 3 8105 2 44 2 27 67 4 3689 4 0055 3 6678 2 49 2 31 68 4 2154 3 8605 3 5312 2 53 2 35 69 4 0682 3 7216 3 4004 2 58 2 39 70 3 9268 3 5883 3 2750 2 63 2 43 71 3 7910 3 4605 3 1549 2 68 2 48 72 3 6606 3 3378 3 0398 2 73 2 52 73 3 5353 3 2201 2 9294 2 77 2 56 74 3 4150 3 1072 2 8237 2 82 2 60 75 3 2993 2 9987 2 7222 2 87 2 64 76 3 1881 2 8946 2 6249 2 92 2 68 77 3 0812 2 7946 2 5316 2 97 2 73 78 2 9785 2 6986 2 4420 3 02 2 77 79 2 8796 2 6063 2 3560 3 07 2 81 80 2 7845 2 5176 2 2735 3 12 2 86 81 2 6931 2 4324 2 1943 3 17 2 90 82 2 6050 2 3505 2 1182 3 22 2 94 83 2 5203 2 2717 2 0451 3 28 2 99 84 2 4388 2 1960 1 9749 3 33 3 03 85 2 3602 2 1231 1 9075 3 38 3 07 86 2 2846 2 0530 1 8426 3 43 3 12 87 2 2118 1 9856 1 7803 3 48 3 16 88 2 1416 1 9207 1 7204 3 54 3 20 89 2 0740 1 8582 1 6628 3 59 3 25 90 2 0089 1 7981 1 6074 3 64 3 29 91 1 9461 1 7402 1 5541 3 70 3 34 92 1 8856 1 6844 1 5028
7. 13 1 16 Cor 104 502 100025 BR R213 100 5 1 R230 104 Roos a 74 BY Tot 12224 alalla all al e al el al al al R207 iK 6 ics Roo 33 34 37 s 39 50 Tos 51 52 53 54 EE 54 sj 59 7 R209 1K 4 1630000 R210 7 ROIT 4 7K moi ik ROOT 3 7K R203_1K R204 amp 3K POWER BEUEL y E Rois 4 7K 3 2 1 zm 2 C50 C013 104 4 MMBT9012 D208 TATAE control board Circuit Diagrams CN36 ACL AGN ACNOUT AC LOUT CN27 m CNI4 CNIS CNS S CNS CN2 FUSEI BLACK 1 ups pea 2007150 ACL 25 250 1 x 470N 7 FUSE2 D cu VI pex 100 1W CX4 1A 250V 28C2412K 14k350 103 275V N4 P25 275V WHITE ACN S CY6 472 250V 275V 103
8. A gt e o 95 o st 5 oc ac o g wn 93 d ic air con Domest Haier Haier HSU12 18VHJ DB Removal Procedure 9 3 2 Removal of Electrical Box Procedure A Warning sure to wait 10 minutes or more after turning off all power supplies before disassembling work Step Procedure Points 1 Remove the fixing screws Then lift the electrical box 94 Haier Domestic Air Conditioner Haier 9 3 3 Removal of Fan and Fan Motor Procedure HSU12 18VHJ DB Removal Procedure A Warning sure to wait 10 minutes or more after turning off all power supplies before disassembling work Step Procedure Points Loosen the fixing screw and remove the fan Putthe lead wire through the back of the motor when assembling so as not to be entangled with the propeller fan Haier 95 Domestic Air Conditioner Haier HSU12 18VHJ DB Removal Procedure Step Procedure Points Loosen the fixing screws and remove the motor
9. Detach old Air Purifying Filter CITE DS 3 Attach Air Purifying Filter Put air purifying filter appliances into the right and left filter frames Haier system configration Remote Controller Indoor Body Wipe the air conditioner by using a soft and dry cloth For serious stains use a neutral detergent diluted with water Wring the water out of the cloth before wiping then wipe off the detergent completely Do not use the following for cleaning Ban Gasoline benzine thinner or cleanser may Hot water over 40 C 104 F may cause damage the coating of the unit discoloring or deformation Air Filter cleaning 1 Open the inlet grille by pulling it upward 2 Remove the filter 7 Push up the filter s center tab slightly until it is released EE from the stopper and remove the filter downward D po 3 Clean the filter f Use a vacuum cleaner to remove dust or wash the filter with water After washing dry the filter completely in the shade 4 Attach the filter Attach the filter correctly so that the FRONT indication is facing to the front Make sure that the filter is completely fixed behind the stopper lf the right and left filters are not attached correctly that may cause defects 5 Close the inlet grille 4 Attach the standard air filter Necessary installation
10. Max Elevation Amax 15m In case the elevation A is more than 5m oil trap shoud be installed every 5 7m Max Length Bmax 25m In case the pipe length B is more than 10m the refrigerant should be charged according to 20 g m Outdoor unit Indoor unit Use the same method on indoor unit Loosen the screws on terminal block and insert the plugs fully into terminal block then tighten the screws insert the cable according to terminal number in the same manner as the indoor unit if wiring is not correct proper operation can not be carried out and controller may be damaged Fix the cable with a clamp if the drain elbow is used please attach it as figure Note Only for heat pump unit Connection Attaching Drain Elbow 1 Detach the service port s cap of 3 way valve the valve rod s cap for 2 way valve and 3 way s connect the service port into the projection of charge hose low for gaugemanifold Then connect the projection of charge hose center for gau gemanifold into vacuum pump 2 Open the handle at low in gaugemanifold operate vacuum pump If the scale moves of gause low reach vacuum condition in a moment check 1 again 3 Vacuumize for over 15min And check the level gauge which should read 0 1MPa 76 cm Hg at low pressure side After the completion of vacuumizing close the handle Lo in gaugemanifold and stop the operation of the vacuum pump Che
11. 45V 3 3K 1 4 RLS4148 031 CNS 4 7uF sov R135 47uF 50V 558050171 100uF 16V REMOTE EHE 100uF 16V R132 R133 10K 10K CN22 CN21 AT24C02B R5F212A7SNFA R67 R206 1K CN48 li ay 36 inF 46 595 RCK R45 1000 44 595 SER R44 23 595 SCK R43 R3 IK 1 49SWITCH Il asy C36 Te qom 711 1 I 42 OF TRE R37 37 R38 1K 1 ik 1K ik ik ik ik R47 5V 22 w 3 3K pk 1K 31 R96 33 25 35 1K ik ik 1K ik ik R41 10K 2 1 TJC8 02 Haier 107 Domestic Air Conditioner
12. judgment N terminal of tester P for digital P UVW P UVW tester P terminal of tester N for digital UVW P UVW P Haier Air Conditioner Haier HSU12 18VHJ DB Functions and control tester Normal resistance Several to several Unacceptable resistance Short 0 or open 7 3 4 The IPM and outdoor PCB don t communicate or Related Abnormality outdoor display LED1 flash 4 times Indoor Display Method of Communication is detected by checking the IPM module and the outdoor PCB Malfunction Detection Malfunction The outdoor PCB broken leads to communication fault Decision The module broken leads to communication fault Conditions Supposed The outdoor is broken Causes The IPM module is broken Communication wiring disconnected Troubleshooting Caution Be sure to turn off power switch before connect or disconnect connector or else parts damage may be occurred 1 Check whether Terminal CN23 and CN22 on the outdoor mainboard CN10 and CN11 on IPM module 2 Check whether the connected wire between IPM and outdoor Are they good 1 Pull out and reinsert the terminals 2 Replace connected wire Electrify the machine again and turn it on Check whether the voltage between 1 and 2 of YES Terminal CN22is about DC5V Check whether the voltage between and of Terminal CN22 is about DC15V
13. 4218 2 4 Z18 1 Compressor shutdown and outdoor fan residual heat blow process When compressor shuts down in cooling mode outdoor fan automatically jumps to low speed and blows residual heat for 30s and stop 5 2 3 Four way Valve Control Defrosting Four way Valve Control please see defrosting process for details Time sequence of the defrosting operation is as follows Four way Valve Work Status in Other Modes In heating mode four way valve is on If compressor is off or is switched to non heating mode four way valve ensures that it is off at least 2 minutes after compressor shuts down 5 2 4 Outdoor Defrosting Control Haier Defrosting Mode Entry Conditions The unit will enter defrosting mode when compressor starts up and operates for 10 minutes continuously in heating mode or after compressor runs for an accumulated time of 45 minutes Upon completion of defrosting or when switched to cooling mode compressor accumulated operation time will be cleared and when 2 minutes continuous checking by defrosting sensor TE check frosting condition of outdoor unit heat exchanger and outdoor ambient temperature sensor TA meets the following conditions 26 Domestic Air Conditioner Haier HSU12 18VHJ DB Connector Wiring Diagram lt Among which C TA lt 0 C C 0 8 TA20 C C 0 6 For area prone to frost the value is set at 6 when unit leaves the factory Defrosting entry temperature control 1
14. Connect beforehand the indoor outdoor electric cable and then pull out the connected to the heat insulation of connecting part specially Fixing the indoor unit body Hang surely the unit body onto the upper notches of the mounting plate Move the body from side to side to verify its secure fixing Q order to fix the body onto the mounting plate hold up the body aslant from the underside and then put it down perpendicularly mounting plate Unloading of indoor unit body When you unload the indoor unit please use a your hand to arise the body to leave agraffe 22 then lift the bottom of the body outward slightly and lift the unit aslant until it leaves the mounting plate agraffe mounting plate Connecting the indoor outdoor Electric Cable Removing the wiring cover Remove terminal cover at right bottom corner of indoor unit then take off wiring cover by removing its screws When connecting the cable after installing the indoor unit 1 Insert from outside the room cable into left side of the wall e hole which the pipe has already existed 2 Pull the cable on the front side and connect cable 7 making a loop When connecting the cable before installing the indoor unit insert the cable from the back side of the unit then pull it out on the front side Loosen the screws and insert the cable ends fully into terminal block then tighten the screws Pull t
15. 104 50V RIG6 1 29 2 1 2 4 1 2 3 4 D CN26 P am P20K 2W El E2 P80U 400V 450V 800 400 450 105 275 weer POWER N B B A A 2 3 4 Haier 110 Domestic Air Conditioner FOR18K module board Circuit Diagrams FFA3DU60DN u PML 42 PS21965 AT aus ACL C405 C404 C406 04 275 BGHAONSOUE 474 275 oU A00V 2 104 275V D25B X60H RSI RS2 w 0 01575 6 01575 z rif 12 13 15 18 17 sv 2 Ter 32251 15y 8216 10 502 1001 25 R213 100 R221 140 R220 82 R230 10 C207 C208 104 104 104 009 4 7K 224 16011 4 7 4 7K 3 1630006 46 47 4 7K RO17 4 7K Con 50 53 5 R201 16 R007 4 7K 57 R203 6 RA 1630D06 1630 50 C501 1001 16 4 7K POWER BLUEL y RO12 47K RO18 47K 4 7UA6V TRI MMBT9012 D208 2 PCSI7A 3 4 CN36 ACL ACN AC NOUT AC LOUT CN27 CNI4 CNIS CNB
16. LE Ke os Hi x igi ES C CU is A sers man 9 518i 2 Electric EXPANSION VALVE 2 12102 Heating Cable gB Si A WAY VALVE 218182 B BLACK WHITE gf R RED Y G YELLOW GREEN Remark the dotted parts are 9 1 BL BLUE OR ORANGE optional for different unit Haier 104 DC FAN MOTOR C FAN MOTOR E WARNING CAUTION DON T TOUCH CAPACITOR EVEN AFTER PLUG OFF DANGER OF ELECTRIC SHOCK The capacitor retains high voltage even after the plug off For your safety be sure to wait at least 5 minutes after plug off and use a tester to confirm the voltage between connector P and N on module board is less than DC 10V before start servicing Description LEDI Flash Outdoor EEPROM error 1 The protection of IPM 2 Overcurrent protection 3 of AC electricity Communication fault 4 between the IPM and CBD Over pressure or Overheat 5 protection for the compressor Power voltage is too high or low 6 Overheat protection for 8 exhaust temperature Frost removing temperature 10 sensor failure Ambient temperature sensor failure 12 Exhaust temperature sensor failure 13 Deviate from the normal 18 for the compressor Loop of the station detect error 19 Overcurrent of the compressor 24 Overcurrent protect
17. R204 104 R20 8 2005006V10 18 Haier Domestic Air Conditioner Haier HSU12 18VHJ DB 5 Funcitions and Control Connector Wiring Diagram 5 1 Main functions and control specification of indoor unit This specification use for HSU12 18VHJCDB frequency conversion air condition are manufactured by Haier air condition parent company Setting value express in parameter in this specification means is a parameter that is stored in EEPROM Refer to EEPROM parameter table 5 1 1 Temperature Adjusting function 5 1 1 1 Temperature adjusting of different levels DASH operation conditions under different modes COOL DRY HEAT BLOCK COOL DRY HEAT E E 5 3 4 7 47 63 47 40 5 7 4 0 40 57 40 3 3 15 0 33 3 3 5 0 3 3 27 43 27 T 27 43 27 20 3 7 2 0 20 37 20 13 3 0 13 1 3 3 0 13 0 7 13 07 DI E LT x 0 7 STARTS AGAIN lt 1205 3 MINUTES PROTECTION 5 1 1 2 Select the wind volume when it is set automatic When the wind volume is automatic it can be switched between strong medium and weak according to the temperature adjusting levels Wind volume under the automatic wind volume mode Temperature adjusting levels A B D F G H Heating Strong Strong Strong Strong Strong Medium Weak Weak SLO cooling Strong Strong Strong Medium
18. Replace the outdoor IPM module with a new one Replace the outdoor mainboard with a new one Haier 60 Domestic Air Conditioner Haier HSU12 18VHJ DB Functions and control 7 3 5 Thermistor or Related Abnormality outdoor unit Frost removing temperature sensor failure Indoor display F21 outdoor display LED1 flash 10 times Exhaust temperature sensor failure Indoor display F25 outdoor display LED1 flash 13 times Ambient temperature sensor failure Indoor display F6 outdoor display LED1 flash 12 times Suck temperature sensor failure Indoor display F7 outdoor display LED1 flash 11times Method of This type of error is detected by checking the thermistor input voltage to the microcomputer Malfunction A thermistor error is detected by checking the temperature Detection Malfunction The thermistor input is above 4 9V or below 0 1V with the power on Decision Conditions Note The values may vary slightly in some models Supposed Faulty connector connection Causes Faulty thermistor Faulty PCB Troubleshooting Caution sure to turn off power switch before connect or disconnect connector else parts damage may be occurred Check the connector connection NO Correct the connection YES Thermistor resistance check Replace the thermistor Replace the outdoor unit PCB Haier 61 Domestic Air Conditioner Haier HSU12 18VHJ DB Functions and control 7 3 6 Overheat Protectio
19. Attention must be paid to the rising up of drain hose more than 5cm Optional parts for piping Non adhesive tape Adhesive tape Saddle L S with screws Connecting electric cable for indoor and outdoor Drain hose Heating insulating material G Piping hole cover more than 10cm Arrangement of piping directions Rear left right A Floor fixing dimensions of the outdoor unit Unit mm dd more than than 10 more than 10cm Fixing of outdoor unit Fix the unit to concrete or block ndi The marks from A to with bolts 10mm and nuts firmly the figure are the and horizontally parts numbers When fitting the unit to wall The distance between surface roof or rooftop fix the indoor unit and the floor should be more 7 or wires consideration of than 2m 1 22 earthquake and strong wind If vibration may affect the more than 60cm 5 house fix the unit by attaching a a supporter surely with nails vibration proof mat more than15cm Please be subject to the actual product purchased the above picture is just for your reference Haier Domestic Air Conditioner Haier HSU12 18VHJ DB Installations 1 Insert the drain hose into the dent of heat insulation
20. 30 5 4 Value facta osa 31 6 System Configuration 46 6 1 System ON OMAN OM narra cepa du RDUM Desc Ud 46 UCI A RT 46 7 Service Diagnosis 54 54 7 2 Problem Symptoms and Measures 54 7 3 Error codes and description indoor display 55 8 Installations 68 9 Removal Procedure uincere usine anse nana nel 79 Far in de em menu 72 9 2 For 18K indoor een ee ner ses too ei 82 9 3 For 12 18K outdoor unit eben usada DEP RE 91 Domestic Air Conditioner Haier HSU12 18VHJ DB Table of Contents 10 101 10 1 Piping dt 101 10 2 Wiring DATA T m a Ge tie 102 10 3 Circ it Diagrams in ae cu gt 106 Domestic Air Conditioner Haier HSU12 18VHJ DB Introduction 1 Introduction 1 1 Safety Cautions Be sure to read the following safety cautions before conducting repair work The caution items are classified into Warning and Caution The Warning items are especially important
21. Replace indoor fan motor PCB 58 Haier HSU12 18VHJ DB Functions and control 7 3 3 IPM protection outdoor display LED1 flash 2 times Indoor Display F1 Method of IPM protection is detected by checking the compressor running condition and so on Malfunction Detection Malfunction The system leads to IPM protection due to over current Decision The compressor faulty leads to IPM protection Conditions circuit component of IPM is broken and led to IPM protection Supposed protection dues to the compressor faulty Causes protection dues to faulty PCB of IPM module Compressor wiring disconnected Troubleshooting Caution Be sure to turn off power switch before connect or disconnect connector else parts damage may be occurred Turn off the power check if the compressor wiring Renewedly connect the wiring Check the IPM module Normal Change the IPM module Test the resistance values among Phases U V and W of compressor If the are equal and less resistance Replace the compressor Check the installation condition Check the IPM module method Disconnect the compressor harness connector from the outdoor unit PCB To disengage the connector press the protrusion on the connector Then to measure resistance between P andN and the U V and W terminals of the compressor connector with a multi tester Evaluate the measurement results for pass fail
22. 12000 3000 13500 13500 3000 14500 18000 4000 19000 19000 4000 20500 kcal h 3018 6 756 8 3397 3397 756 8 3655 4532 2 1006 2 4790 2 4790 2 1006 2 5160 Moisture Removal pints hr 2 82 3 52 Running Current Rated A 5 4 5 9 8 0 7 8 Power Consumption Rated Ww 1090 250 1450 1190 250 1450 1640 270 1900 1650 270 1950 Power Factor 98 98 98 98 SEER HSPF 16 9 5 16 9 ee Liquid inches 1 4 1 4 Connections inches 8 12 Drain inches 95 8 95 8 Heat Insulation Both Liquid and Gas Pipes Both Liquid and Gas Pipes Max Interunit Piping Length feet 49 1 5 82 1 50 Max Interunit Height Difference feet 32 4 5 49 1 5 Chargeless feet 32 4 5 32 4 5 4 07 0 018 5618 Indoor Unit Front Panel Color White White 8 8 9 9 Air Flow Rate m min cfm 4 ut 2 5 2 ne 6 3 6 3 7 3 7 3 SL 4 8 4 8 5 8 5 8 Cross Flow Fan Cross Flow Fan Fan Motor Output W 16 16 Speed Steps 4 Steps Auto 4 Steps Auto Direction Control Horizontal Downward Horizontal Downward Air Filter Removable Washable Mildew Proof Removable Washable Mildew Proof Running Current Rated A 0 15 0 15 0 15 0 15 Power Consumption Rated W 33 33 33 33 Temperature Control Microcomputer Control Microcomputer Control Dimensions HxWxD inches 36 13 14 x 7 1 6 x 10 3 7 41 1 6 x 9 2 5 x 11 3 4 Packaged Dimensions HxWxD inches 39 7 8 x 10 5 6 x13 45 x 14 4 9 x 12 21 23 Weight Ibs 24 32 Gross Weight lbs 27 8 36 4
23. 3 75 3 38 93 1 8272 1 6307 1 4535 3 80 3 43 94 1 7709 1 5789 1 4060 3 86 3 47 95 1 7166 1 5291 1 3603 3 91 3 52 96 1 6643 1 4810 1 3163 3 97 3 56 Haier 33 Domestic Air Conditioner Haier HSU12 18VHJ DB Connector Wiring Diagram 97 1 6138 1 4347 1 2739 4 02 3 61 98 1 5650 1 3900 1 2331 4 08 3 66 99 1 5180 1 3470 1 1937 4 13 3 70 100 1 4726 1 3054 1 1559 4 19 3 75 101 1 4287 1 2654 1 1194 4 24 3 80 102 1 3864 1 2268 1 0842 4 30 3 84 103 1 3455 1 1895 1 0503 4 36 3 89 104 1 3060 1 1535 1 0176 4 42 3 94 105 1 2679 1 1188 0 9860 4 47 3 98 106 1 2310 1 0853 0 9556 4 53 4 03 107 1 1954 1 0529 0 9263 4 59 4 08 108 1 1610 1 0217 0 8980 4 65 4 13 109 1 1277 0 9915 0 8707 4 70 4 17 110 1 0955 0 9624 0 8443 4 76 4 22 111 1 0644 0 9342 0 8189 4 82 4 27 112 1 0344 0 9070 0 7943 4 88 4 32 113 1 0053 0 8807 0 7706 4 94 4 37 114 0 9771 0 8553 0 7478 5 00 4 41 115 0 9499 0 8307 0 7256 5 06 4 46 116 0 9235 0 8070 0 7043 5 12 4 51 117 0 8980 0 7840 0 6837 5 18 4 56 118 0 8734 0 7618 0 6637 5 24 4 61 119 0 8495 0 7404 0 6445 5 30 4 66 120 0 8263 0 7196 0 6258 5 36 4 71 Pipe Sensor R25 C 10K2 3 B25 C 50 C 3700K 3 Min KQ Tolerance C 30 165 2170 147 9497 132 3678 1 94 1 75 29 155 5754 139 5600 125 0806 1 9
24. 66 Ga 7 3 10 Loop of the station detect error Outdoor Display LED1 flash 18 times Indoor Display F11 LED1 flash 19 times Indoor Display F28 Method of The position of the compressor rotor can not detected normally Malfunction Detection Malfunction whenthe The wiring of compressor is wrong or the connection is poor Decision or the compressor is damaged Conditions Supposed Faulty The wiring of compressor Causes Faulty compressor Faulty PCB Troubleshooting Caution Be sure to turn off power switch before connect or disconnect connector or parts damage may be occurred Within 3 minutes after the machine 1 The wiring of compressor is is supplied with power and turned incorrect or the connection is on with the remote controller the poor compressor couldnot stard up 2 The compressor is damaged At frist the compressor start up soon the compressor stopped with the LED1 IPM Module is damaged and on the outdoor PCB blinks 1Hz for 19 needs replacing times Malfunction unsolved the Malfunctions exist also The compressor is damaged replace anew one 67 HSUIZLIBVHXDB Installations 8 Installations Necessary Tools for Installation Selection of Installation Place Driver Torque wrench Indoor Unit Dipper 7 Place robust not causing vibration where the body be supported sufficiently ACKSAW Place not affected by heat or
25. Outdoor Maximum D B W B INVERTER Minimum D B Outdoon 2 If the power supply cord is damaged it must be replaced by the manufacturer or its service agent or a similar qualified person 3 If the fuse of indoor unit PC board is broken please change it with the type of T 3 15A 250V If the fuse of outdoor unit is broken change it with the type of T 25A 250V 4 The wiring method should be in line with the local wiring standard 5 After installation the power plug should be easily reached 6 The waste battery should be disposed properly 7 The appliance is not intended for use by young children or infirm persons without supervision 8 Young children should be supervised to ensure that they do not play with the appliance 9 Please employ the proper power plug which fit into the power supply cord 10 A breaker should be incorporated into fixed wiring The breaker should be all pole switch and the distance between its two contacts should be not less than 3mm 11 The power plug and connecting cable must have acquired the local attestation 12 In order to protect the units please turn off the A C first and at least 30 seconds later cutting off the power M Domestic Air Conditioner Haier HSU12 18VHJ DB 7 Service Diagnosis 7 1 Caution for Diagnosis The operation lamp flashes when any of the following errors is detected 2 When a signal transmission error occurs betwee
26. Remote controller amp 7 17 Singal sending display 18 POWER SOFT display 19 Left right air flow display 990 999999 20 display 21 OFF display 1 RESET button 22 TIMER display When the remote 23 TEMP button controller appears 24 FAN button 1 25 HEALTH AIRFLOW button this button to reset the 26 SWING UP DOWN button remote controller normal 27 SWING LEFT RIGHT button 2 LIGHT button 28 SET button Control the lightening 29 POWER SOFT button extinguishing of the indoor 30 button LED display board If pressed the other buttons 3 TIMER button will be disabled Press it once 4 CLOCK button again lock will be cancelled 5 SLEEP button 31 CODE button 6 MODE button Use to select CODE A or B which 7 HOUR button will be displayed on LCD Please select A without special explanation NOTE Cooling only unit do not have functions and displays related with heating Loading of the battery 1 Remove the battery cover 2Load the batteries as illustrated 2 R 03 batteries resetting key cylinder 3 Be sure that the loading is in line with the _ 4 Load the battery then put on the cover again Note distance between the signal transmission head and the iver hole should be within 7m without any obstacle as well When electronic started type fluorescent lamp or change
27. STRICT STRICT ENFORCEMENT ENFORCEMENT Connect power supply cord Use the proper voltage 1 Do not use power supply cord extended to the outlet completely or connected in halfway 2 Do not install in the place where there is any GD A possibility of inflammable gas leakage around the unit 3 Do not get the unit exposed STRICT STRICT to vapor or oil steam ENFORCEMENT ENFORCEMENT PROHIBITION Do not use power supply Take care not to damage Do not insert objects into the air cord in a bundle the power supply cord inlet or outlet 5 PROHIBITION WU Do not start or stop the Do not channel the air flow directly not try to repair or operation by disconnecting at people especially at infants or the power supply cord the aged and so on a PROHIBITION Z CAUTION Do not use for the purpose of storage of Take fresh air occasionally especially Do not operate the switch with food art work precise equipment when gas appliance is running at the wet hand breeding or cultivation same time es 222 STRICT t oP PROHIBITION ENFORCEMENT PROHIBITION Do not install the unit near a fireplace Check good condition of the Do not pour water onto the unit or other heating apparatus installation stand for cleaning 17 PROHIBITION PROHIBITION pa PROHIBITION Do not place animals or plants in Do not place any objects on or Do not place flower vase or water the direct path
28. 0 86 0 85 21 12 2280 11 8126 11 4011 0 83 0 83 22 11 7102 11 3267 10 9459 0 81 0 80 23 11 2172 10 8634 10 5114 0 78 0 78 24 10 7475 10 4216 10 0964 0 75 0 75 25 10 3000 10 0000 9 7000 0 75 0 75 26 9 8975 9 5974 9 2980 0 76 0 76 27 9 5129 9 2132 8 9148 0 80 0 80 28 9 1454 8 8465 8 5496 0 84 0 83 29 8 7942 8 4964 8 2013 0 87 0 86 30 8 4583 8 1621 7 8691 0 91 0 90 31 8 1371 7 8428 7 5522 0 95 0 93 32 7 8299 7 5377 7 2498 0 98 0 97 33 7 5359 7 2461 6 9611 1 02 1 00 34 7 2546 6 9673 6 6854 1 06 1 04 35 6 9852 6 7008 6 4222 1 10 1 07 36 6 7273 6 4459 6 1707 1 13 1 11 37 6 4803 6 2021 5 9304 1 17 1 14 38 6 2437 5 9687 5 7007 1 21 1 18 39 6 0170 5 7454 5 4812 1 25 1 22 40 5 7997 5 5316 5 2712 1 29 1 25 41 5 5914 5 3269 5 0704 1 33 1 29 42 5 3916 5 1308 4 8783 1 37 1 33 43 5 2001 4 9430 4 6944 1 41 1 36 44 5 0163 4 7630 4 5185 1 45 1 40 45 4 8400 4 5905 4 3500 1 49 1 44 46 4 6708 4 4252 4 1887 1 53 1 47 47 4 5083 4 2666 4 0342 1 57 1 51 48 4 3524 4 1145 3 8862 1 61 1 55 49 4 2026 3 9686 3 7443 1 65 1 59 50 4 0588 3 8287 3 6084 1 70 1 62 51 3 9206 3 6943 3 4780 1 74 1 66 52 3 7878 3 5654 3 3531 1 78 1 70 53 3 6601 3 4416 3 2332 1 82 1 74 54 3 5374 3 3227 3 1183 1 87 1 78 39 Haier Domestic Air Conditioner Haier HSU12 18VHJ DB Connector Wiring Diagram 55
29. 00 2 80 134 9 4901 8 7441 8 0495 3 05 2 84 135 9 2322 8 4993 7 8175 3 09 2 88 136 8 9824 8 2623 7 5931 3 14 2 92 137 8 7404 8 0329 7 3760 3 19 2 96 138 8 5059 7 8108 7 1660 3 24 3 00 139 8 2787 7 5958 6 9629 3 29 3 04 140 8 0584 7 3875 6 7664 3 33 3 09 45 Haier Domestic Air Conditioner 6 System Configuration 6 1 System Configuration After the installation and test operation of the room air conditioner have been completed it should be operated and handled as described below Every user would like to know the correct method of operation of the room air conditioner to check if it is capable of cooling or heating well and to know a clever method of using it In order to meet this expectation of the users giving sufficient explanations taking enough time can be said to reduce about 80 of the requests for servicing However good the installation work is and however good the functions are the customer may blame either the room air conditioner or its installation work because of improper handling The installation work and handing over of the unit can only be considered to have been completed when its handling has been explained to the user without using technical terms but giving full knowledge of the equipment 6 2 Instruction 46 Haier Domestic Air Conditioner Haier HSU12 18VHJ DB system configration Parts and Functions Indoor Unit Inlet grille f Rn Purifying Filter Inlet TS O
30. 187 8698 170 9169 155 3033 1 64 1 51 12 176 7176 161 0578 146 6059 1 62 1 49 11 166 2961 151 8284 138 4495 1 60 1 48 10 156 5532 143 1847 130 7973 1 58 1 46 9 147 4409 135 0863 123 6153 1 56 1 44 8 138 9148 127 4956 116 8717 1 53 1 43 7 130 9337 120 3778 110 5374 1 51 1 41 6 123 4597 113 7009 104 5852 1 49 1 39 5 116 4577 107 4349 98 9897 1 47 1 38 4 109 8953 101 5523 93 7278 1 45 1 36 3 103 7422 96 0274 88 7774 1 43 1 34 2 97 9708 90 8365 84 1185 1 40 1 32 1 92 5551 85 9574 79 7322 1 38 1 30 0 87 4712 81 3697 75 6011 1 36 1 29 1 82 6970 77 0544 71 7088 1 34 1 27 2 78 2118 72 9937 68 0402 1 31 1 25 3 73 9966 69 1712 64 5813 1 29 1 23 4 70 0335 65 5716 61 3188 1 27 1 21 5 66 3062 62 1807 58 2405 1 24 1 19 6 62 7992 58 9853 55 3351 1 22 1 17 7 59 4984 55 9729 52 5917 1 20 1 15 Haier 31 Domestic Air Conditioner Haier HSU12 18VHJ DB Connector Wiring Diagram 8 56 3905 53 1320 50 0006 1 17 1 13 9 53 4631 50 4521 47 5523 1 15 1 11 10 50 7048 47 9230 45 2384 1 13 1 09 11 48 1049 45 5355 43 0505 1 10 1 07 12 45 6534 43 2808 40 9813 1 08 1 04 13 43 3410 41 1509 39 0236 1 05 1 02 14 41 1592 39 1381 37 1708 1 03 1 00 15 39 0998 37 2355 35 4167 1 00 0 98 16 37 1553 35 4363 33 7555 0 98 0 96 17 35 3186 33 7344 32 1818 0 95 0 94 18 3
31. 3 4195 3 2085 3 0079 1 91 1 82 56 3 3060 3 0989 2 9021 1 95 1 85 57 3 1969 2 9935 2 8005 2 00 1 89 58 3 0919 2 8922 2 7029 2 04 1 93 59 2 9909 2 7948 2 6092 2 08 1 97 60 2 8936 2 7012 2 5193 2 13 2 01 61 2 8000 2 6112 2 4328 2 17 2 05 62 2 7099 2 5246 2 3498 2 22 2 09 63 2 6232 2 4413 2 2700 2 26 2 13 64 2 5396 2 3611 2 1932 2 31 2 17 65 2 4591 2 2840 2 1195 2 36 2 21 66 2 3815 2 2098 2 0486 2 40 225 67 2 3068 2 1383 1 9803 2 45 2 29 68 2 2347 2 0695 1 9147 2 49 2 34 69 2 1652 2 0032 1 8516 2 54 2 38 70 2 0983 1 9393 1 7908 2 59 2 42 71 2 0337 1 8778 1 7324 2 63 2 46 72 1 9714 1 8186 1 6761 2 68 2 50 73 1 9113 1 7614 1 6219 2 73 2 54 74 1 8533 1 7064 1 5697 2 78 2 58 75 1 7974 1 6533 1 5194 2 83 2 63 76 1 7434 1 6021 1 4710 2 88 2 67 77 1 6913 1 5528 1 4243 2 92 2 71 78 1 6409 1 5051 1 3794 2 97 2 75 79 1 5923 1 4592 1 3360 3 02 2 80 80 1 5454 1 4149 1 2942 3 07 2 84 81 1 5000 1 3721 1 2540 3 12 2 88 82 1 4562 1 3308 1 2151 3 17 2 93 83 1 4139 1 2910 1 1776 3 22 2 97 84 1 3730 1 2525 1 1415 3 27 3 01 85 1 3335 1 2153 1 1066 3 32 3 06 86 1 2953 1 1794 1 0730 3 38 3 10 87 1 2583 1 1448 1 0405 3 43 3 15 88 1 2226 1 1113 1 0092 3 48 3 19 89 1 1880 1 0789 0 9789 3 53 3 24 90 1 1546 1 0476 0 9497 3 58 3 28 91 1 1223 1 0174 0 9215 3 64 3 33 92 1 0910 0 9882 0 8942 3 69 3 37 93 1 0607 0 9599 0 8679 3 74 3 42 94 1 0314 0 9326 0 8424 3 80 3 46 95 1 0030 0 9061 0 8179 3 85 3 51 96 0 9756 0 8806 0 7941 3
32. 349 4341 319 7460 1 93 1 78 34 363 7176 333 5801 305 6645 1 90 1 76 35 346 8176 318 5216 292 2709 1 88 1 75 36 330 7839 304 2151 279 5286 1 86 1 73 37 315 5682 290 6199 267 4031 1 84 1 71 38 301 1254 277 6976 255 8620 1 82 1 70 39 287 4128 265 4119 244 8745 1 80 1 68 40 274 3905 253 7288 234 4118 1 78 1 66 41 262 0206 242 6161 224 4465 1 76 1 64 42 250 2676 232 0436 214 9529 1 74 1 63 43 239 0983 221 9825 205 9065 1 71 1 61 44 228 4809 212 4060 197 2844 1 69 1 59 45 218 3860 203 2887 189 0648 1 67 1 57 46 208 7855 194 6066 181 2273 1 65 1 55 47 199 6531 186 3369 173 7524 1 63 1 54 48 190 9639 178 4584 166 6217 1 60 1 52 49 182 6945 170 9508 159 8181 1 58 1 50 50 174 8228 163 7951 153 3249 1 56 1 48 51 167 3280 156 9733 147 1268 1 53 1 46 52 160 1904 150 4683 141 2090 1 51 1 44 53 153 3914 144 2641 135 5577 1 49 1 42 54 146 9136 138 3454 130 1598 1 47 1 40 55 140 7403 132 6980 125 0027 1 44 1 38 43 Haier Domestic Air Conditioner Haier HSU12 18VHJ DB Connector Wiring Diagram 56 134 8559 127 3081 120 0746 1 42 1 36 57 129 2457 122 1630 115 3645 1 40 1 34 58 123 8956 117 2504 110 8618 1 37 1 32 59 118 7926 112 5589 106 5564 1 35 1 30 60 113 9241 108 0776 102 4388 1 32 1 28 61 109 2784 103 7961 98 5000 1 30 1 26 62 104 8443 99 7046 94 7315 1 28 1 23 63 100
33. 6112 95 7939 91 1253 1 25 1 21 64 96 5692 92 0553 87 6735 1 23 1 19 65 92 7088 88 4805 84 3690 1 20 1 17 66 89 0211 85 0614 81 2048 1 18 1 15 67 85 4976 81 7908 78 1744 1 15 1 12 68 82 1303 78 6615 75 2715 1 13 1 10 69 78 9116 75 6668 72 4902 1 10 1 08 70 75 8343 72 8004 69 8249 1 08 1 06 71 72 8916 70 0561 67 2703 1 05 1 03 72 70 0770 67 4283 64 8213 1 03 1 01 73 67 3844 64 9115 62 4731 1 00 0 99 74 64 8080 62 5006 60 2211 0 98 0 96 75 62 3423 60 1906 58 0609 0 95 0 94 76 59 9821 57 9770 55 9885 0 92 0 92 77 57 7223 55 8552 53 9998 0 90 0 89 78 55 5583 53 8210 52 0912 0 87 0 87 79 53 4856 51 8706 50 2591 0 85 0 84 80 51 5000 50 0000 48 5000 0 85 0 84 81 49 7063 48 2057 46 7083 0 85 0 85 82 47 9835 46 4842 44 9911 0 89 0 89 83 46 3286 44 8323 43 3452 0 93 0 92 84 44 7385 43 2468 41 7672 0 96 0 95 85 43 2105 41 7248 40 2540 1 00 0 99 86 41 7386 40 2604 38 7996 1 03 1 02 87 40 3241 38 8545 37 4048 1 07 1 06 88 38 9643 37 5045 36 0668 21 11 1 09 89 37 6569 36 2078 34 7831 1 14 1 13 90 36 3996 34 9622 33 5513 1 18 1 16 91 35 1903 33 7653 32 3689 1 22 1 19 92 34 0269 32 6151 31 2338 1 26 1 23 93 32 9075 31 5096 30 1438 1 30 1 27 94 31 8302 30 4467 29 0970 1 33 1 30 95 30 7933 29 4246 28 0915 1 37 1 34 96 29 7950 28 4417 27 1254 1 41 1 37 97 28 8337 27 4961 26 1970 1 45 1 41 98 27 9078 26 5864 25 3048 1 49 1 44 99 27 0160 25 7110 24 4470 1 53 1 48 100 26 1569 24 8685 23 6222 1 57 1 52 Haier 44 Domestic Air
34. 7 3 Error Codes and Description indoor display Functions and control Code indication Description indoor LED1 flash Page times Indoorand Outdoor Communication fault between indoor and E7 15 Page 78 outdoor units E1 Room temperature sensor failure Page 69 Indoor Malfunction E2 Heat exchange sensor failure Page 69 E4 Indoor EEPROM error Page 77 E14 Indoor fan motor malfunction Page 70 Outdoor EEPROM error Page 77 The protection of IPM Page 72 Outdoor Overcurrent protection of electricity Malfunction for the outdoor model 4 Communication fault between the IPM and Page 73 outdoor PCB Power voltage is too high or low Page 81 Overheat protection for exhaust temperature Page 75 outdoor fan motor malfunction 10 Frost removing temperature sensor failure Page 74 11 SUCK temperature sensor failure Page 74 12 Ambient temperature sensor failure Page 74 13 Exhaust temperature sensor failure Page 74 18 deviate from the normal for the compressor Page 82 19 Loop of the station detect error Page 82 24 Overcurrent of the compressor Page 83 Overcurrent protection for single phase of the 25 Page 83 compressor 55 Haier Domestic Air Conditioner Haier HSU12 18VHJ DB Functions and control 7 3 1Thermistor or Related Abnormality indoor unit Indoor Display E1 Room temperature sensor failure E2 Heat exchange sensor failure
35. Conditioner Haier HSU12 18VHJ DB Connector Wiring Diagram 101 25 3290 24 0574 22 8291 1 61 1 55 102 24 5311 23 2765 22 0662 1 65 1 59 103 23 7620 22 5245 21 3323 1 69 1 63 104 23 0205 21 8002 20 6261 1 73 1 66 105 22 3055 21 1025 19 9465 1 77 1 70 106 21 6159 20 4303 19 2924 1 81 1 74 107 20 9508 19 7825 18 6626 1 85 1 77 108 20 3091 19 1582 18 0563 1 89 1 81 109 19 6899 18 5564 17 4723 1 93 1 85 110 19 0924 17 9761 16 9098 1 98 1 89 111 18 5157 17 4166 16 3680 2 02 1 93 112 17 9590 16 8769 15 8458 2 06 1 96 113 17 4214 16 3564 15 3427 2 10 2 00 114 16 9023 15 8542 14 8577 2 15 2 04 115 16 4010 15 3696 14 3902 2 19 2 08 116 15 9167 14 9020 13 9394 2 23 2 12 117 15 4489 14 4506 13 5047 2 27 2 16 118 14 9968 14 0149 13 0855 2 32 2 19 119 14 5599 13 5942 12 6811 2 36 2 23 120 14 1376 13 1879 12 2909 2 41 227 121 13 7294 12 7955 11 9144 2 45 2 31 122 13 3347 12 4165 11 5510 2 50 2 85 123 12 9531 12 0503 11 2003 2 54 2 39 124 12 5840 11 6965 10 8617 2 58 243 125 12 2270 11 3545 10 5348 2 63 247 126 11 8817 11 0240 10 2191 2 68 2 51 127 11 5475 10 7046 9 9142 2 72 2 55 128 11 2242 10 3957 9 6197 2 77 2 59 129 10 9112 10 0970 9 3352 2 81 2 63 130 10 6084 9 8082 9 0602 2 86 2 67 131 10 3151 9 5288 8 7945 2 91 2 71 132 10 0312 9 2586 8 5378 2 95 2 75 133 9 7563 8 9971 8 2895 3
36. Method of the temperatures detected by the thermistors are used to determine thermistor errors Malfunction Detection Malfunction when the thermistor input is more than 4 92V or less than 0 08V during compressor Decision operation Conditions Note The values vary slightly in some models Supposed Faulty connector connection Causes M Faulty thermistor Faulty PCB Troubleshooting Caution sure to turn off power switch before connect or disconnect connector or else parts damage may be occurred Check the connector NO gt Correct the connection Yes Thermistor resistance check NO Replace the thermistor Yes Replace the indoor unit PCB Thermistor resistance check method Remove the connector of the thermistor on the PCB and measure the resistance of thermistor using tester The relationship between normal temperature and resistance is shown in the value of indoor thermistor Resistance range 56 Haier HSU12 18VHJ DB Functions and control 7 3 2 Indoor fan motor malfunction Indoor display E14 Method of The rotation speed detected by the Hall IC during fan motor operation is used to determine Malfunction abnormal fan motor operation Detection Malfunction when the detected rotation feedback singal don t receiced in 2 minutes Decision Conditions Supports curses ll Operation halt due to breaking of wire inside the fan motor Operation halt due to breaking of the fan m
37. OperationSound H M L dBA 45 42 38 45 42 38 45 42 40 45 42 40 Sound Power H dBA 53 53 53 53 7 Domestic Air Conditioner HSU12 18VHJ DB Specifications Outdoor Unit Casing Color White White Type Rotary Compressor Rotary Compressor Compressor Model DA89X1C 20FZ SNB130FGYM2 Motor Output 650 900 Model ESTER OIL VG74 FV50S RefrigerantOil pints 0 65 0 88 Model R410a R410a Refrigerant Charge 2 35 27 42 33 Air Flow Rate m min 31 6 31 6 31 6 31 6 H L cfm 1115 1115 1115 1115 Type Propeller Propeller Fan Motor Output 80 80 Running Current Rated A 3 5 3 5 4 9 4 8 Power Consumption Rated W 780 780 1090 1050 Power Factor 98 98 98 98 Starting Current A 20 26 Dimensions HxWxD inches 21 3 8 x 30 5 6 x 10 2 51 25 1 3 x 30 5 6 x10 2 51 Packaged Dimensions HxWxD inches 24 1 6 X 36 3 5 X 13 2 5 28 1 9 X 36 3 5 X 13 27 70 Weight Ibs 72 8 88 2 Gross Weight Ibs 79 4 97 OperationSound H L dBA 53 49 53 49 Sound Power H dBA 63 59 63 59 Note The data are based on the conditions shown in the table below Cooling Heating Piping Length Indoor 80 FDB 67 FWB Indoor 70 FDB 60 FWB 16 2 5 feet Outdoor 95 FDB 75 FWB Outdoor 47 FDB 47 FWB 8 Haier Conversion Formulae kcal h kW x860 Btu h kW 3414 cfmzm minx35 3 Domestic Air Conditioner Haie
38. Sleep Operation Before going to bed you can simply press the SLEEP button and unit will operate SLEEP mode and bring you a sound sleep MU LT Use of SLEEP function After the unit starts set the operation status then press SLEEP button before which the clock must be adjusted and time being set Operation Mode 1 In COOL DRY mode 1 hours after SLEEP mode starts temp will become about 2 F higher than temp setting After another 1 hours temp rises about 2 further The unit will run for further 6 hours then stops Temp is higher than temp setting so that room temperature won t be too low for your sleep SLEEP operation starts SLEEP operation stops Approx 6hrs Temp setting Unit stop C In COOL DRY mode J 2 In HEAT mode 1 hours after SLEEP mode starts temp will become about 4 F lower than temp setting After another 1 hours temp decrease about 4 F further After more another 3 hours temp rises about 2 F further The unit will run for further 3 hours then stops Temp is lower than temp setting so that room temperature won t be too high for your sleep Temp setting Unit stop SLEEP SLEEP operation starts operation stops V In HEAT mode Haier 3 In AUTO mode The unit operates in corresponding sleep mode adapted to the automatically selected operation mode 4 FAN mode It has no SLEEP function 5 Set the wind speed change when sleeping 49 I
39. VO B H JAL CON gt WI E EMERGEN ITCH SRM AMBIENT Hi NI W TEMP SEN gt NS PIPING lp LR B VJ TEMP SENSOR LOUVER 1 N 20 5 R RED W WHITE B BLACK BL BLUE BR BROWN Y G YELLOW GREEN ATTENTION Dotted line frame is optional DF THE KET INECTO Socket connector marked witi Xr tch when removit go press tl atch and pu it backward CATCH 102 Haier Domestic Air Conditioner FOR18K INDOOR UNIT WIRING DIAGRAM 0010528005 PIPING TEMP SENSOR RECEIVER DISPLAY RECEIVER DISPLAY BLACK RED WHITE Y G YELLOW GREEN BL BLUE TO OUTDOOR UNIT 290 2 Haier Domestic Air Conditioner Haier 10 2 2 Outdoor unit FOR12K HSU12 18VHJ DB OUTDOOR WIRING DIAGRAM MODULE BOARD CN6 CN9 CN8 AC N AC L D CN11 CN10 CN1 CN7 LLL oo wily m NER 5 CNACN3CN2 OR Le t W B to double way air exchange motor CN CN22 PE 3 ANA CN23 SE 8 Fis R MAIN CONTROL BOARD 23 2 Fels AC L BITS M asd CN20 CN19 CN18 17 z L bn fowe m F woa 32 H FI puer n
40. air and also to kill bacteria and speed up the dust sediment in the room and finally clean the air in the room Domestic Air Conditioner Haier HSU12 18VHJ DB system configration peration Timer On Off On Off Operation Set clock correctly before starting TIMER operation 1 After unit starts select your desired operation mode 2 Press TIMER button to change TIMER mode Every time the button is pressed display changes as follows Remote controller ES ba gt BLANK enn on TIMER ON OFF TIMER ON OFF Then select your desired TIMER mode TIMER ON or TIMER OFF or TIMER ON OFF or mra will flash 3 Press HOUR ca button to set time It can be adjusted within 24 hours 4 After setting correct time press SET button to confirm E on the remote controller stops flashing 5 Cancel TIMER mode Just press TIMER button several times until TIMER mode disappears Hints After replacing batteries or a power failure happens time setting should be reset Remote controller possesses memory function when use TIMER mode next time just press SET button after mode selecting if time setting is the same as previous one According to the Time setting sequence of TIMER ON or TIMER OFF either Start Stop or Stop Start can be achieved Health airflow Operation 1 Press ON OFF to starting Setting the comfort work conditions 2 The setting of health a
41. by a knob on air conditioner to adjust left and right direction referring to Fig Air conditioner is running under displayed fan speed When FAN is set to AUTO the air conditioner automatically adjusts the fan speed according to room a temperature di 2g Under th de of aut tion ai diti ill 55 eee t 0 5 j When adjusting the hand turn off the unit ogie zeo When humidity is high condensate water might occur For 12 For 12 at air outlet if all vertical louvers adjusted to left or right t is advisable not to keep horizontal at downward For 1 2 O In DRY mode when room temperature becomes DRY lower than temp setting about 35 F unit will run position fora long time in COOLor DRY mode i For 18 intermittently at LOW speed regardless of FAN setting 8 otherwise condensate water might occur Note HEAT 18 18 For 18 When restart after remote turning off the remote In FAN operation mode the unit will not operate in controller will automatically memorize the previous nothing COOL or HEAT mode but only in FAN mode AUTO is set swi ng position not available in mode And temp setting is disabled In FAN mode SLEEP operation is not available Haier 48 Domestic Air Conditioner Haier HSU12 18VHJ DB system configration Operation
42. er B when installing out downwards m When installing nn insert 2 hooks of the air filter completely S A Haier Domestic Air Conditioner Haier HSU12 18VHJ DB Removal Procedure 9 1 3 Removal of the blade Release the E Insert the air marked hooks Pull out and filters along grooves when installing remove the blade 2 c B When installing insert 2 hooks of the air filter completely 75 Haier Domestic Air Conditioner Haier HSU12 18VHJ DB Removal Procedure 9 1 4 Removal of Front Case Release the screw covers Loosen the 2 fixing screws 76 Haier Domestic Air Conditioner Loosen the marked hooks 4 Haier Domestic Air Conditioner Haier HSU12 18VHJ DB Removal Procedure 9 1 5 Removal of Vertical Blades and Display Board Pull out the Vertical Blades Loosen the 2 fixing screws and remove Loosen the screw of the drip proof plate Lift and remove the electrical box 78 Haier Domestic Air Conditioner Haier HSU12 18VHJ DB Removal Procedure 9 1 6 Removal of Fan Drain pan and Electrical Box
43. is the automatic strong After the compressor starts there will be no low intense running protection within 3 minutes 5 1 3 2 Silent running Send the silent running signal to the outdoor unit Under the Silent hearing mode The wind volume is SSLO after the compressor is on The wind volume will be kept SSLO within 20 seconds after the compressor stops and then changes to weak Under the Silent cooling mode the wind volume is SSLO There is no silent mode for moisture removing and wind sending 5 1 3 3 Air cleaning If the fan motor starts working after receiving the remote control order the aion generator starts working and sends out ions The ion generator stops as the fan motor stops When the ion generator is OFF and the air cleaning function is on the fan motor starts running and the ion generator starts working again 5 1 3 4 Timed running Haier Set the time duration according to the time difference between the clock for timing and the current clock In timing mode the display panel will flash the light at fixed times Timed When this function is set operation modes on the panel display will not OFF change The timing icon will show and the operation stops when the set time comes Timed When this function is on the panel display will only display a question mark ON The unit will operate as the set mode when the time comes Timed The unit will start operating or stop according to the order of your setting ON OFF 22 Dome
44. materials of indoor unit se amp Pipe supporting plate 1 2 Remote controller 1 R 03 dry battery 2 e Mounting plate 1 Plastic cap 4 4X25 Screw 4 Sw Drain hose 1 Cushion 4 Drain elbow 1 Selection of pipe For 12 For 18 Liquid pipe 6 35mm 1 4 6 35mm 1 4 Gas pipe 0 9 52mm 3 8 12 7mm 1 2 NOTE The thickness of the pipe must be 0 8mm at least Indoor unit Fitting of the Mounting Plate and Positioning of the wall Hole When the mounting plate is first fixed 1 Carry out based on the neighboring pillars or lintels a proper leveling for the plate to be fixed against the wall then temporarily fasten the plate with one steel nail 2 Make sure once more the proper level of the plate by hanging a thread with a weight from the central top of the plate then fasten securely the plate with the attachment steel nail 3 Find the wall hole location A using a measuring tape When the mounting plate is fixed side bar and lintel Fix to side bar and lintel a mounting bar Which is separately sold and then fasten the plate to the fixed mounting bar Refer to the previous article When the mounting plate is first fixed for the position of wall hole Making a Hole on the Wall and Fitting the Piping Hole Cover Make hole of 60mm in diameter slightly descending to outside the
45. mist This is due to the sudden cooling of indoor air In DRY mode when room temperature becomeslower than temp setting 3 6 F unit will run intermittently at LOW speed regardless of FAN setting 5 power plug inserted 5 there a power failure 5 fuse blownout Is the air filter dirty Normally it should be cleaned every 15 days Are there any obstacles before inlet and outlet Is temperature set correctly Are there some doors or windows left open 15 there any direct sunlight through the window during the cooling operation Use curtain Are there too much heat sources or too many people in the room during cooling operation 53 system configration Cautions Le Do not obstruct or cover the ventilation grille of the air N conditoner Do not put fingers or any other things into the inlet outlet and swing louver Do not allow children to play with the air conditioner In no case should children be allowed to sit on the outdoor unit Specifications The refrigerating circuit is leak proof The machine is adaptive in following situation 1 Applicable ambient temperature range Maximum D B W B Minimum D B W B Maximum D B W B Minimum D B Maximum D B Minimum D B 32 C 23 C 21 C 15 C 43 C 26 C 18 C 27 C 0 C 24 C 18 C 7 C 8 C 24 C 18 C 15 C Indoor Cooling Outdoon Indoor Heating Maximum D B W B Minimum D B W B
46. of the air flow climb on the unit containers on the top of the unit PROHIBITION PROHIBITION PROHIBITION Haier 52 Domestic Air Conditioner Haier HSU12 18VHJ DB Trouble shooting Before asking for service check the following first Phenomenon The system does not restart immediately Noise is heard Normal Performance inspection Smells are generated Mist or steam are blown out FE A In dry mode fan speed can t be changed Multiple check Haier Cause or check points When unit is stopped it won t restart immediately until 3 minutes have elapsed to protect the system When the electric plug is pulled out and reinserted the protection circuit will work for 3 minutes to protect the air conditioner During unit operation or at stop a swishing or gurgling noise may be heard At first 2 3 minutes after unit start this noise is more noticeable This noise is generated by refrigerant flowing in the system During unit operation a cracking noise may be heard This noise is generated by the casing expanding or shrinking because of temperature changes Should there be a big noise from air flow in unit operation air filter may be too dirty This is because the system circulates smells from the interior air such as the smell of furniture paint cigarettes During COOL or DRY operation indoor unit may blow out
47. since they can lead to death or serious injury if they are not followed closely The Caution items can also lead to serious accidents under some conditions if they are not followed Therefore be sure to observe all the safety caution items described below About the pictograms A This symbol indicates an item for which caution must be exercised The pictogram shows the item to which attention must be paid O This symbol indicates a prohibited action The prohibited item or action is shown inside or near the symbol This symbol indicates an action that must be taken or an instruction The instruction is shown inside or near the symbol After the repair work is complete be sure to conduct a test operation to ensure that the equipment operates normally and explain the cautions for operating the product to the customer 1 1 1 Caution in Repair Warning Be sure to disconnect the power cable plug from the plug socket before disassembling the equipment for a repair Working on the equipment that is connected to a power supply can cause an electrical shook If it is necessary to supply power to the equipment to conduct the repair or inspecting the circuits do not touch any electrically charged sections of the equipment If the refrigerant gas discharges during the repair work do not touch the discharging refrigerant gas The refrigerant gas can cause frostbite When disconnecting the suction or discharge pipe of the com
48. surely to outdoor case that the attached drain hose is in a room please apply heat insulation to it without fail Refrigerant charge label Contains fluorinated greenhouse gases covered by the Kyoto Protocol This product contains fluorinated greenhouse gases covered by the Kyoto Protocol Do not vent into the atmosphere Refrigerant type R410A GWP value 1975 GWP global warming potential Please fill in with indelible ink 1 the factory refrigerant charge of the product 2 the additional refrigerant amount charged in the field and 1 2 the total refrigerant charge on the refrigerant charge label supplied with the product The filled out label must be adhered in the proximity of the product charging port e g onto the inside of the stop value cover A contains fluorinated greenhouse gases covered by the Kyoto Protocol B factory refrigerant charge of the product see unit name plate additional refrigerant amount charged in the field D total refrigerant charge E outdoor unit F refrigerant cylinder and manifold for charging E Check for Installation and Test Run Please kindly explain to our customers how to operate through the instruction manual Check Items for Test Run Put check mark in boxes Gas leak from pipe connecting 0 Heat insulation of pipe connecting the connecting wirings of indoor and outdoor firmly inserted to the terminal block Is the conne
49. that the power cable plug is not dirty or loose then insert the plug into a power outlet all the way If the plug has dust or loose connection it can cause an electrical shock or fire If the power cable and lead wires have scratches or deteriorated be sure to replace them Damaged cable and wires can cause an electrical shock excessive heat generation or fire Warning Do not use a joined power cable or extension cable or share the same power outlet with other electrical appliances since it can cause an electrical shock excessive heat generation or fire Caution Check to see if the parts and wires are mounted and connected properly and if the connections at the soldered or crimped terminals are secure Improper installation and connections can cause excessive heat generation fire or an electrical shock If the installation platform or frame has corroded replace it Corroded installation platform or frame can cause the unit to fall resulting in injury Check the grounding and repair it if the equipment is not properly grounded Improper grounding can cause an electrical shock Be sure to measure the insulation resistance after the repair and make sure that the resistance is 1 ohm or higher Faulty insulation can cause an electrical shock Be sure to check the drainage of the indoor unit after the repair Faulty drainage can cause the water to enter
50. the room and wet the furniture and floor Haier HSU12 18VHJ DB Introduction 1 1 4 Using Icons Icons are used to attract the attention of the reader to specific information The meaning of each icon is described in the table below 1 1 5 Using Icons List Icon Type of Information Description A note provides information that is not indispensable but may Note nevertheless be valuable to the reader such as tips and tricks A caution is used when there is danger that the reader through AN caution Caution incorrect manipulation may damage equipment loose data get an unexpected result or has to restart part of a procedure Warning A warning is used when there is danger of personal injury A reference guides the reader to other places in this binder or in Reference this manual where he she will find additional information on a specific topic Haier HSU12 18VHJ DB List of Functions 2 List of Functions Healthy negative ion make your room full of an abundance natural negative ions a Left amp right flow With specialized motor and flaps the airflow can be adjusted Le a Child lock Avoid the child s wrong operation on the remote controller 3D air flow The 3D airflow is able to deliver the airflow horizontally and vertically 24Hour timer Use the timer function to set on or off or from on to off or from off to on Auto restar
51. zinam EX FUSEI PTCI T BLACK 20 430 D 25 250VAC 7 FUSE2 XI 1001W 1A 250V 28 2412 25 275 5 103 275V N4 WHITE c V2 V3 a os Masso 5 5 2 5 5 2 8 gt 87 8 8 8 82 8 8 5 1 1 RA 362M 2y 5A 892 Lc 12V 54 892H N IACS IPV 5A 892 1CC C 2 25 891 1 12y 3A 892H N LAQ 1PV 5A 892H N LAC I 5 12VH2V 45V 45V 183 2K a 25 240 N3 15 L6 15 71 1 123 10 23 74 18 houspv Ji R92 0 5 84 104 5DV 104 50 3 3 0 D D 28C2412K 5 E12 2 R38_ N 94 0 TUA RI3 330 1 330 CNI9 TOK 20 R40_5 1K 1 T E 10K 1 103 50 3 L_E9 C15 JERTOATUDSV A RAT IK 70 6 _ 102 50V 5 PCSI7 5 21 2 43 2SC2412K 30 TLP371 a2upsovasov 8 4 io SEI B 6 20K a S 5 154007 7 2 5 103 50V C17 ICIO PCSI7A 4 1 10K 103 50 5 ICT ULN2003 m RIO IK Er 7 R95 Roo 10K 4 3127 49 48 1 10K END 2 51 f kso Tos 9 K 166 _ 24 02 0 SAK K 62 1 DSA1037AK gt 2SA1037AK d Dc 60 C20 HEAT 102 50 d OOL 5 104507 FUCTION TEST 1 3 111 Haier Domestic Air Conditioner Haier HSU12 18VHJ DB A
52. 0 5043 4 80 4 31 113 0 6200 0 5518 0 4907 4 86 4 36 114 0 6043 0 5374 0 4775 4 92 4 41 115 0 5891 0 5235 0 4648 4 98 4 45 116 0 5743 0 5100 0 4524 5 04 4 50 117 0 5600 0 4968 0 4404 5 10 4 55 118 0 5460 0 4841 0 4288 5 16 4 60 119 0 5325 0 4717 0 4175 5 22 4 65 120 0 5194 0 4597 0 4066 5 28 4 70 37 Haier Domestic Air Conditioner Haier 5 4 2 Outdoor Unit Ambient Sensor Suction Sensor Defrosting Sensor R25 C 10K 2 3 B25 C 50 C 3700K 3 HSU12 18VHJ DB Connector Wiring Diagram Min KQ Tolerance C 30 165 2170 147 9497 132 3678 1 94 1 75 29 155 5754 139 5600 125 0806 1 93 1 74 28 146 5609 131 7022 118 2434 1 91 1 73 27 138 1285 124 3392 111 8256 1 89 1 71 26 130 2371 117 4366 105 7989 1 87 1 70 25 122 8484 110 9627 100 1367 1 85 1 69 24 115 9272 104 8882 94 8149 1 83 1 67 23 109 4410 99 1858 89 8106 1 81 1 66 22 103 3598 93 8305 85 1031 1 80 1 64 21 97 6556 88 7989 80 6728 1 78 1 63 20 92 3028 84 0695 76 5017 1 76 1 62 19 87 2775 79 6222 72 5729 1 74 1 60 18 82 5577 75 4384 68 8710 1 72 1 59 17 78 1230 71 5010 65 3815 1 70 1 57 16 73 9543 67 7939 62 0907 1 68 1 55 15 70 0342 64 3023 58 9863 1 66 1 54 14 66 3463 61 0123 56 0565 1 64 1 52 13 62 8755 57 9110 53 2905 1 62 1 51 12 59 60
53. 24 6540 1511 6468 1323 7551 2 47 2 17 5 1630 2870 1431 2787 1255 4324 2 45 2 16 6 1541 5904 1355 6163 1191 0048 2 43 2 15 7 1458 1938 1284 3593 1130 2298 2 41 2 14 8 1379 7528 1217 2282 1072 8813 2 40 2 13 9 1305 9472 1153 9626 1018 7481 2 38 2 12 10 1236 4792 1094 3200 967 6334 2 36 2 11 42 9 Domestic Air Conditioner Haier HSU12 18VHJ DB Connector Wiring Diagram 11 1171 0715 1038 0743 919 3533 2 35 2 09 12 1109 4661 985 0146 873 7359 2 33 2 08 13 1051 4226 934 9440 830 6210 2 31 2 07 14 996 7169 887 6792 789 8583 2 29 2 06 15 945 1404 843 0486 751 3077 2 27 2 04 16 896 4981 800 8922 714 8380 2 26 2 03 17 850 6086 761 0603 680 3265 2 24 2 02 18 807 3024 723 4134 647 6580 2 22 2 00 19 766 4212 687 8205 616 7252 2 20 1 99 20 727 8172 654 1596 587 4271 2 18 1 98 21 691 3524 622 3161 559 6694 2 16 1 96 22 656 8979 592 1831 533 3634 2 14 1 95 23 624 3328 563 6604 508 4261 2 12 1 93 24 593 5446 536 6540 484 7796 2 10 1 92 25 564 4275 511 0760 462 3510 2 09 1 90 26 536 9865 486 9352 441 1516 2 07 1 89 27 511 0105 464 0500 421 0258 2 05 1 87 28 486 4151 442 3499 401 9146 2 03 1 86 29 463 1208 421 7683 383 7626 2 01 1 84 30 441 0535 402 2430 366 5175 1 99 1 83 31 420 1431 383 7151 350 1301 1 97 1 81 32 400 3242 366 1295 334 5542 1 95 1 80 33 381 5350
54. 250V 275V V2 14K350 CN3 1 g RA 362M Gy 34 2 5A4892H N LAQ C 12V 154 892 A 12V 4A 892H N 1AC 72 250V 275V 72 250V 275V N 1bV 54 892 1CC C 2V 25A 891P 1 5A 892H N L S 12V 12V 45V 5 233 28CMDK NS 2412 17 116 13 319 ples TETA ji R920 R84 104 30V 104 5 E c 28C2412K cx7 202 R 1K R38 04 0 104278V x RL zps 3 3501 Le 330 mm CNI9 SIVI PCS17A 9 R40_5 1K 1 03 50 E9 S i 3 CIS ATURSV A PRIK TIM R36 IK 5 IK POSITA E14 R37 330 lo US 43 28C2412K 19 10450 30 m 5 221 250 450 x 10 8 K B Ea ER 20K z gt os 1144007 Fd 5 1031507 217 ICIO PCSI7A RAS Toys 3 3 R7 10K 1 4 03 50 BY E 5 R95 10 E swi 10K 5 m NI6 4 4 n 7 10 GND 12 RAT 3 R55 R57 R58 g
55. 3 1 74 28 146 5609 131 7022 118 2434 1 91 1 73 27 138 1285 124 3392 111 8256 1 89 1 71 26 130 2371 117 4366 105 7989 1 87 1 70 25 122 8484 110 9627 100 1367 1 85 1 69 24 115 9272 104 8882 94 8149 1 83 1 67 23 109 4410 99 1858 89 8106 1 81 1 66 22 103 3598 93 8305 85 1031 1 80 1 64 21 97 6556 88 7989 80 6728 1 78 1 63 20 92 3028 84 0695 76 5017 1 76 1 62 19 87 2775 79 6222 72 5729 1 74 1 60 18 82 5577 75 4384 68 8710 1 72 1 59 17 78 1230 71 5010 65 3815 1 70 1 57 16 73 9543 67 7939 62 0907 1 68 1 55 15 70 0342 64 3023 58 9863 1 66 1 54 Haier 34 Domestic Air Conditioner Haier HSU12 18VHJ DB Connector Wiring Diagram 14 66 3463 61 0123 56 0565 1 64 1 62 13 62 8755 57 9110 53 2905 1 62 1 51 12 59 6076 54 9866 50 6781 1 60 1 49 11 56 5296 52 2278 48 2099 1 58 1 47 10 53 6294 49 6244 45 8771 1 56 1 46 9 50 8956 47 1666 43 6714 1 54 1 44 8 48 3178 44 8454 41 5851 1 51 1 42 7 45 8860 42 6525 39 6112 1 49 1 40 6 43 5912 40 5800 37 7429 1 47 1 39 5 41 4249 38 6207 35 9739 1 45 1 37 4 39 3792 36 7676 34 2983 1 43 1 35 3 37 4465 35 0144 32 7108 1 41 1 33 2 35 6202 33 3552 31 2062 1 38 1 31 1 33 8936 31 7844 29 7796 1 36 1 29 0 32 2608 30 2968 28 4267 1 34 1 28 1 30 7162 28 8875 27 1431 1 32 1 26 2 29 2545 27 5519 25 9250 1 29 1 24 3 27 8708 26 2858 24 76
56. 3 5833 32 1240 30 6905 0 93 0 91 19 31 9432 30 5997 29 2769 0 90 0 89 20 30 3925 29 1565 27 9365 0 88 0 87 21 28 9259 27 7895 26 6651 0 85 0 84 22 27 5383 26 4944 25 4589 0 83 0 82 23 26 2252 25 2670 24 3140 0 80 0 80 24 24 9822 24 1034 23 2271 0 78 0 77 25 23 8050 23 0000 22 1950 0 78 0 77 26 22 7500 21 9499 21 1520 0 78 0 78 27 21 7477 20 9536 20 1638 0 82 0 81 28 20 7951 20 0081 19 2272 0 86 0 85 29 19 8895 19 1104 18 3394 0 89 0 88 30 19 0285 18 2581 17 4974 0 93 0 92 31 18 2094 17 4484 16 6988 0 97 0 95 32 17 4302 16 6792 15 9410 1 00 0 99 33 16 6885 15 9480 15 2217 1 04 1 02 34 15 9825 15 2530 14 5389 1 08 1 06 35 15 3103 14 5920 13 8903 1 12 1 09 36 14 6700 13 9632 13 2743 1 16 1 13 37 14 0599 13 3650 12 6889 1 20 1 16 38 13 4786 12 7957 12 1325 1 23 1 20 39 12 9244 12 2537 11 6035 1 27 1 24 40 12 3960 11 7375 11 1004 1 31 1 27 41 11 8921 11 2459 10 6218 1 35 1 31 42 11 4113 10 7775 10 1665 1 39 1 34 43 10 9526 10 3311 9 7330 1 43 1 38 44 10 5147 9 9056 9 3204 1 48 1 42 45 10 0967 9 4999 8 9275 1 52 1 45 46 9 6976 9 1130 8 5532 1 56 1 49 47 9 3163 8 7439 8 1965 1 60 1 53 48 8 9521 8 3916 7 8566 1 64 1 57 49 8 6040 8 0554 7 5327 1 68 1 60 50 8 2713 7 7345 7 2237 1 73 1 64 51 7 9531 7 4280 6 9291 1 77 1 68 52 7 6489 7 1353 6 6480 1 81 1 72 Haier 32 Domestic Air Conditioner
57. 4561 m 5 5 CHI T E lt 5 D250 Ej ur J 3 15 250 Be 5 5 12V 0 11 275 E s 12 2 4 12 _ B d 1Q 1 2W cya LOOUF 50V 2 4 2 2nF 250V 2 2nF 250V a 05 Ms v 891P 14 c 45V IT wu R12 5 A pone O luF ud 88 25 103 D26 FAN BACK gt CN15 CON11 CN26 RLS4148 WF K 7 C30 TLP421 p N25 e do 958050171 1 15 N24 D27 CON6 VIT 5580501 11 N23 RISAIAR ATuF 50V 105C 55805011 R19 CONS 114 R117 10K N22 gt a 4 PIE 39000 maoro SSO 558050171 52 9 PETIT ICA ay AUTO gt R114 4700 RUS CON9 4 RID 2700 RIDIK ei 10K i 1 1 D RITIK i 2 D30 K6 892N 140 c 2 RLS4148 Eis R104 2K H7uF SOV 105 C R63 1 2 3 4 Haier 108 Domestic Air Conditioner Haier HSU12 18VHJ DB Appendix 10 3 2 0UTDOORUNIT FOR12K module board Circuit Diagrams a MEE D 2 U PML PS21965 AT ius C405 C404 04 275 SGHAONSOUF 74 2757 2 104 275 D25B X60 RSI w Ed _
58. 5 CxCxTA as 5 C Defrosting Time Interval time interval between two defrosting cycles is 45 minutes Defrosting Operation When defrosting begins compressor will stop for one minute external fan is running 505 later four way valve will be off When compressor starts external fan will be off compressor will run at 58Hz for 60s then move on to target frequency of 88Hz During defrosting compressor current and air discharge overheat protection features are effective During defrosting if compressor shuts down due to activation of protection feature or due to malfunction it will resume after 3 minutes In the unit is still within defrosting cycle it will resume defrosting and startup of compressor will be based on the rule for defrosting startup The unit will exit defrosting mode and handle fault in the event of 3 consecutive restart failures On entering defrosting it must guarantee that compressor will operate for a minimum of 2 minutes in defrosting mode before exit Defrosting Exit Condition When one of the following conditions is met defrosting operation will be switched to heating operation 1 Temperature of outdoor heat exchanger exceeds 7 C for 80s continuously 2 Temperature of outdoor heat exchanger exceeds 12 for 5s continuously 3 Defrosting operation continues for 11 minutes When defrosting exit conditions are met the unit will operate as follows Compressor stops and external fan starts 50s later fou
59. 7 11267 8730 9290 2526 2 95 2 44 28 12735 8378 10531 3695 8700 6388 2 93 2 44 27 11885 1336 9847 7240 8152 2338 2 92 2 43 26 11096 6531 9212 8101 7641 8972 2 91 2 42 25 10365 4565 8622 8491 7166 7474 2 90 2 42 24 9687 0270 8074 3787 6724 1389 2 88 2 41 23 9057 2314 7564 2244 6311 6413 2 87 2 41 22 8472 2852 7089 4741 5927 0206 2 86 2 40 21 7928 7217 6647 4547 5568 2222 2 84 2 39 20 7423 3626 6235 7109 5233 3554 2 83 2 39 19 6953 2930 5851 9864 4920 6791 2 82 2 38 18 6515 8375 5494 2064 4628 5894 2 80 2 37 17 6108 5393 5160 4621 4355 6078 2 79 2 37 16 5729 1413 4848 9963 4100 3708 2 77 2 36 15 5375 5683 4558 1906 3861 6201 2 76 2 35 14 5045 9114 4286 5535 3638 1938 2 75 2 34 13 4738 4141 4032 7098 3429 0191 2 73 2 34 12 4451 4586 3795 3910 3233 1039 2 72 2 33 11 4183 5548 3573 4260 3049 5312 2 70 2 32 10 3933 3289 3365 7336 2877 4527 2 69 2 31 9 3699 5139 3171 3148 2716 0828 2 67 2 30 8 3480 9407 2989 2460 2564 6945 2 66 2 29 7 3276 5302 2818 6731 2422 6139 2 64 2 28 6 3085 2854 2658 8058 2289 2164 2 63 2 28 5 2906 2851 2508 9126 2163 9230 2 61 2 27 4 2738 6777 2368 3158 2046 1961 2 60 2 26 3 2581 6752 2236 3876 1935 5371 2 58 2 25 2 2434 5487 2112 5459 1831 4826 2 56 2 24 1 2296 6230 1996 2509 1733 6024 2 55 2 23 0 2167 2730 1887 0018 1641 4966 2 53 2 22 1 2045 9191 1784 3336 1554 7931 2 52 2 21 2 1932 0242 1687 8144 1473 1460 2 50 2 20 3 1825 0899 1597 0431 1396 2333 2 48 2 19 4 17
60. 73 6 4459 6 1707 1 13 1 11 37 6 4803 6 2021 5 9304 1 17 1 14 38 6 2437 5 9687 5 7007 1 21 1 18 39 6 0170 5 7454 5 4812 1 25 1 22 40 5 7997 5 5316 5 2712 1 29 1 25 41 5 5914 5 3269 5 0704 1 33 1 29 42 5 3916 5 1308 4 8783 1 37 1 33 43 5 2001 4 9430 4 6944 1 41 1 36 44 5 0163 4 7630 4 5185 1 45 1 40 45 4 8400 4 5905 4 3500 1 49 1 44 46 4 6708 4 4252 4 1887 1 53 1 47 47 4 5083 4 2666 4 0342 1 57 1 51 48 4 3524 4 1145 3 8862 1 61 1 55 49 4 2026 3 9686 3 7443 1 65 1 59 50 4 0588 3 8287 3 6084 1 70 1 62 51 3 9206 3 6943 3 4780 1 74 1 66 52 3 7878 3 5654 3 3531 1 78 1 70 53 3 6601 3 4416 3 2332 1 82 1 74 54 3 5374 3 3227 3 1183 1 87 1 78 55 3 4195 3 2085 3 0079 1 91 1 82 56 3 3060 3 0989 2 9021 1 95 1 85 57 3 1969 2 9935 2 8005 2 00 1 89 58 3 0919 2 8922 2 7029 2 04 1 93 59 2 9909 2 7948 2 6092 2 08 1 97 60 2 8936 2 7012 2 5193 2 13 2 01 61 2 8000 2 6112 2 4328 2 17 2 05 62 2 7099 2 5246 2 3498 2 22 2 09 63 2 6232 2 4413 2 2700 2 26 2 13 64 2 5396 2 3611 2 1932 2 31 2 17 65 2 4591 2 2840 2 1195 2 36 2 21 66 2 3815 2 2098 2 0486 2 40 225 67 2 3068 2 1383 1 9803 2 45 2 29 68 2 2347 2 0695 1 9147 2 49 2 34 69 2 1652 2 0032 1 8516 2 54 2 38 70 2 0983 1 9393 1 7908 2 59 2 42 71 2 0337 1 8778 1 7324 2 63 2 46 72 1 9714 1 8186 1 6761 2 68 2 50 73 1 9113 1 7614 1 6219 2 73 2 54 74 1 8533 1 7064 1 5697 2 78 2 58 75 1 7974 1 6533 1 5194 2 83 2 63 Haier 36 Domestic Air Conditioner
61. 76 54 9866 50 6781 1 60 1 49 11 56 5296 52 2278 48 2099 1 58 1 47 10 53 6294 49 6244 45 8771 1 56 1 46 9 50 8956 47 1666 43 6714 1 54 1 44 8 48 3178 44 8454 41 5851 1 51 1 42 7 45 8860 42 6525 39 6112 1 49 1 40 6 43 5912 40 5800 37 7429 1 47 1 39 5 41 4249 38 6207 35 9739 1 45 1 37 4 39 3792 36 7676 34 2983 1 43 1 35 3 37 4465 35 0144 32 7108 1 41 1 33 2 35 6202 33 3552 31 2062 1 38 1 31 1 33 8936 31 7844 29 7796 1 36 1 29 0 32 2608 30 2968 28 4267 1 34 1 28 1 30 7162 28 8875 27 1431 1 32 1 26 2 29 2545 27 5519 25 9250 1 29 1 24 3 27 8708 26 2858 24 7686 1 27 1 22 4 26 5605 25 0851 23 6704 1 25 1 20 5 25 3193 23 9462 22 6273 1 23 1 18 6 24 1432 22 8656 21 6361 1 20 1 16 7 23 0284 21 8398 20 6939 1 18 1 14 8 21 9714 20 8659 19 7982 1 15 1 12 9 20 9688 19 9409 18 9463 1 13 1 09 Haier 38 Domestic Air Conditioner Haier HSU12 18VHJ DB Connector Wiring Diagram 10 20 0176 19 0621 18 1358 1 11 1 07 11 19 1149 18 2270 17 3646 1 08 1 05 12 18 2580 17 4331 16 6305 1 06 1 03 13 17 4442 16 6782 15 9315 1 03 1 01 14 16 6711 15 9601 15 2657 1 01 0 99 15 15 9366 15 2770 14 6315 0 98 0 96 16 15 2385 14 6268 14 0271 0 96 0 94 17 14 5748 14 0079 13 4510 0 93 0 92 18 13 9436 13 4185 12 9017 0 91 0 90 19 13 3431 12 8572 12 3778 0 88 0 87 20 12 7718 12 3223 11 8780
62. 86 1 27 1 22 4 26 5605 25 0851 23 6704 1 25 1 20 5 25 3193 23 9462 22 6273 1 23 1 18 6 24 1432 22 8656 21 6361 1 20 1 16 7 23 0284 21 8398 20 6939 1 18 1 14 8 21 9714 20 8659 19 7982 1 15 1 12 9 20 9688 19 9409 18 9463 1 13 1 09 10 20 0176 19 0621 18 1358 1 11 1 07 11 19 1149 18 2270 17 3646 1 08 1 05 12 18 2580 17 4331 16 6305 1 06 1 03 13 17 4442 16 6782 15 9315 1 03 1 01 14 16 6711 15 9601 15 2657 1 01 0 99 15 15 9366 15 2770 14 6315 0 98 0 96 16 15 2385 14 6268 14 0271 0 96 0 94 17 14 5748 14 0079 13 4510 0 93 0 92 18 13 9436 13 4185 12 9017 0 91 0 90 19 13 3431 12 8572 12 3778 0 88 0 87 20 12 7718 12 3223 11 8780 0 86 0 85 21 12 2280 11 8126 11 4011 0 83 0 83 22 11 7102 11 3267 10 9459 0 81 0 80 23 11 2172 10 8634 10 5114 0 78 0 78 24 10 7475 10 4216 10 0964 0 75 0 75 25 10 3000 10 0000 9 7000 0 75 0 75 26 9 8975 9 5974 9 2980 0 76 0 76 27 9 5129 9 2132 8 9148 0 80 0 80 28 9 1454 8 8465 8 5496 0 84 0 83 29 8 7942 8 4964 8 2013 0 87 0 86 30 8 4583 8 1621 7 8691 0 91 0 90 Haier 35 Domestic Air Conditioner Haier HSU12 18VHJ DB Connector Wiring Diagram 31 8 1371 7 8428 7 5522 0 95 0 93 32 7 8299 7 5377 7 2498 0 98 0 97 33 7 5359 7 2461 6 9611 1 02 1 00 34 7 2546 6 9673 6 6854 1 06 1 04 35 6 9852 6 7008 6 4222 1 10 1 07 36 6 72
63. 90 3 55 97 0 9490 0 8558 0 7711 3 96 3 60 98 0 9232 0 8319 0 7489 4 01 3 64 99 0 8983 0 8088 0 7275 4 07 3 69 Haier 40 Domestic Air Conditioner Haier HSU12 18VHJ DB Connector Wiring Diagram 100 0 8741 0 7863 0 7067 4 12 3 74 101 0 8507 0 7646 0 6867 4 18 3 78 102 0 8281 0 7436 0 6672 4 23 3 83 103 0 8061 0 7233 0 6484 4 29 3 88 104 0 7848 0 7036 0 6303 4 34 3 92 105 0 7641 0 6845 0 6127 4 40 3 97 106 0 7441 0 6661 0 5957 4 46 4 02 107 0 7247 0 6482 0 5792 4 51 4 07 108 0 7059 0 6308 0 5632 4 57 4 12 109 0 6877 0 6140 0 5478 4 63 4 16 110 0 6700 0 5977 0 5328 4 69 4 21 111 0 6528 0 5820 0 5183 4 74 4 26 112 0 6361 0 5667 0 5043 4 80 4 31 113 0 6200 0 5518 0 4907 4 86 4 36 114 0 6043 0 5374 0 4775 4 92 441 115 0 5891 0 5235 0 4648 4 98 4 45 116 0 5743 0 5100 0 4524 5 04 4 50 117 0 5600 0 4968 0 4404 5 10 4 55 118 0 5460 0 4841 0 4288 5 16 4 60 119 0 5325 0 4717 0 4175 5 22 4 65 120 0 5194 0 4597 0 4066 5 28 4 70 41 Haier Domestic Air Conditioner Haier R80 C 50K 2 3 B25 80 C 4450K 3 HSU12 18VHJ DB Discharging Sensor Connector Wiring Diagram Max KQ Normal KQ Min KQ Tolerance C 30 14646 0505 12061 7438 9924 4999 2 96 2 45 29 13654 170
64. Haier SERVICE MANUAL Order No AC0910S008V0 Wall mounted Type DC Inverter E Series Model HSU12 18VHJ DB WARNING This service information is designed for experienced repair technicians only and is not designed for use by the general public It does not contain warnings or cautions to advise non technical individuals of potential dangers in attempting to service a product Products powered by electricity should be serviced or repaired only by experienced professional technicians Any attempt to service or repair the product or products dealt with in this service information by anyone else could result in serious injury or death 2009 Qingdao Haier Air Conditioner General corp Ltd All right reserved Unauthorized copying and distribution is a violation of law Haier Group Haier HSU12 18VHJ DB Table of Contents Table of Contents HN Le 1 2 List of Functions BMC 6 3 ________ 7 4 Printed Circuit Board Connector Wiring Diagram 9 5 Functions and 19 5 1 Main functions and control specifications of indoor 19 5 2 Main functions and control specifications of outdoor unit 25 5 3 Function or main thermistor
65. Heating Mode After turning to the automation mode the running mode can be switched between cooling mode fan mode and heating mode according to the change of the indoor ambient temperature But the automatic conversion between cooling mode and heating mode must be conducted after 15 minutes 5 1 3 Special functions 5 1 3 1 Powerful running Powerful running for 15 minutes The running stops or ends the powerful running after 15 minutes The mode switch ends the powerful running Enter into the silent mode normal running mode or timed switching on mode to end the powerful running When in automatic mode there are powerful and silent functions for your choice When the main unit Haier HSU12 18VHJ DB Connector Wiring Diagram is in cooling mode it operates with powerful cooling or silent cooling When the main unit is in heating mode it operates with powerful heating or silent heating When the main unit is in wind sending mode there are no powerful or silent modes There is no powerful mode for wind sending and moisture removing Powerful heating Change the set temperature With temperature adjusting function The wind volume is the automatic medium When in frost removing mode the outdoor unit does not accept the communication signal for powerful running After 15 minutes of powerful running the compressor can not be off within 10 minutes Powerful cooling Change the set temperature With temperature adjusting function The wind volume
66. Medium Weak Weak Weak Moisture Strong Medium Medium Medium Weak Weak SLO SLO removing Haier 19 Domestic Air Conditioner Haier HSU12 18VHJ DB Connector Wiring Diagram 5 1 1 3 Wind volume limit When the compressor is working and the max setting for indoor fan motor is medium or weak the upper limit of indicated frequency is as follows Frequency control form for wind volume Limited frequency Limited frequency variables Medium wind volume FQLIMMD 70Hz Weak wind volume FQLIMLO 58Hz Limited frequency for FUPHEAL 48Hz up down health wind 5 1 2 Main functions 5 1 2 1 Warm boot When the heat running starts or the frost removing ends and the compressor starts again in order to avoid cold wind warm boot wind volume control should be done Heat exchange temperature BTC ass ls E THHOT2 35 mms Aen nn THHOT1 25 C THHOTR 23 C isa 4minutes slightly slightly Stop weak setting weak 519 y stop eak weak To control the indoor fan motor as shown in the table above according to the heat exchange temperature The fan motor stops when the heat exchange temperature is below 257 The fan motor is working slightly weak when the heat exchange temperature is above25 C and below 35 C The fan motor is working weak when the heat exchange temperature is ab
67. N21 Connector for DC fan motor 6 CN10 Connector for four way valve coil 7 17 CN18 CN19 CN20 Connector for thermistors 20 outdoor air CN19 heat exchanger 18 SUCK thermistors 17 discharge pipe 8 CN23 Connector for communicate between the control board and the module board 9 CN25 CN8 Connector for the LN to the module board 10 CN4 Connector for communicate between the indoor board and the outdoor board 11 CN26 Connector for capacitance anode 12 CN24 Connector for capacitance cathode PCB 2 module PCB CN10 Connector for the DC power 5V and 15V form the control PCB CN11 Connector for communicate between the control board and the module board CN1 N CN5 Connector for capacitance board LI CN7 LO CN6 Connector for reactor CN2 CN3 Connector for V W wire of the compressor Note Other Designations PCB 1 Control PCB 1 FUSE 1 25A 250VAC FUSE 2 1 250 2 LED 1 keep light representative normal if keep flash interval representative trouble Alarm 3 RV1 RV2 Varistor 16 PCB 1 EZ Ss B Um _ 258 at I h Bit 8 LE 2112112 Bit CN1 CN4 CN3 CN1 CN25 1 B AC N OU O CN2 Haier HSU12 18VHJ DB Connector Wiring Diagram PCB 2 15V csoi 5 m
68. aier HSU12 18VHJ DB 9 2 8 Removal of Heat Exchanger Procedure Removal Procedure before disassembling work Warning sure to wait 10 minutes or more after turning off all power supplies Step Procedure Points Loosen the 6screws Remove the right side plate Haier 90 Domestic Air Conditioner Haier HSU12 18VHJ DB Removal Procedure 9 3 For 12 18K Outdoor unit 9 3 1 Removal of Outdoor Panel Procedure Warning sure to wait 10 minutes or more after turning off all power supplies before disassembling work Step Procedure Points 1 Features A 22227000 E Be not to cut your finger by the fins of the heat exchanger 1 Loosen the screw of the stop valve cover Pull down the stop valve cover and remove it W The stop valve cover is united with the shelter m When assembling make sure to fit the 5 hooks Haier 91 Domestic Air Conditioner Haier HSU12 18VHJ DB Removal Procedure Step Procedure Points 2 Remove the panels 1 Loosen the top panel screws Lift the top panel Haier 92 Domestic Air Conditioner Removal Procedure HSU12 18VHJ DB
69. chine is running in emergency the set value of temperature and wind speed couldn t be altered meanwhile it can t operate for dehumidifying or under timing mode Remote controller 1 Unit start Press ON OFF on the remote controller unit starts Fest operation N 2 Select operation mode Test operation switch is the same as emergency switch Press MODE button For each press operation mode Use this switch in the test operation when the room changes as follows temperature is below 60 F do not use it in the Remote controller normal operation E M Continue to press the test operation switch for more than 5 seconds After 3 Select temp setting you hear the Pi sound twice release Press Ca button your finger from the switch the cooling Every time the button is pressed temp setting operation starts with the air flow speed Hi increase 2 F if kept depressed it will increase rapidly Cv Every time the button is pressed temp setting s decrease 2 iif kept depressed it will decrease Di rapidly 1 Status display of air sending Select a desired temperature Vertical flap 4 Fan speed selection Press FAN button For each press fan speed changes as id follows Pos 4 m Pos 5 Pos 6 IS Auto swing Remote controller PEOP EOP 2 Left and right air flow adjustment manual LOW MED Hl AUTO Move the vertical blade
70. ck condition of the scale and hold it for 1 2min If the scale moves back in spite of tightening make flaring work again the return to the beginning of 3 4 Open the valve rod for the 2 way valve to an angle of anticlockwise 90 degrees After 6 seconds close the 2 way valve and make the inspection of gas leakage Purging Method To use vacuum pump 70 Domestic Air Conditioner Haier HSU12 18VHJ DB On Drainage Please install the drain hose so as to be downward slope without fail Please don t do the drainage as shown below Installations In case of gas leakage tighten parts of pipe connection If leakage stops then proceed 6 steps If it does not stop gas leakage discharge whole refrigerants from the service port After flaring work again vacuumize fill up prescribed refrigerant from the gas cylinder 6 Detach the charge hose from the service port open 2 way valve and 3 way Turn the valve rod anticlockwiseuntil hitting lightly 7 prevent the gas leakage turn the service cap the valve rod s cap for 2 way valve and 3 way s a little more than the point where the torque increases suddenly SteP1 2 way valve Liquid Side alway valve Gas Side IDEL Gaugemanifold for R410A Anti countercurrent joint J V for R410A 2 valve 3 way valve 2 valve 3 way valve Valve rod cap Valve cap Service po
71. cting wiring of indoor and outdoor firmly fixed Is drainage securely carried out Ols the earth line securely connected Ols the indoor unit securely fixed Ols power source voltage abided by the code Uls there any noise als the lamp normally lighting Are cooling and heating when in heat pump performed normally Is the operation of room temperature regulator normal Domestic Air Conditioner Haier HSU12 18VHJ DB 9 Removal Procedure 9 1 For 12K Indoor unit 9 1 1 Removal of Front Panel Removal Procedure Procedure Warning Be sure to wait 10 minutes or more after turning off all power supplies before disassembling work Step Procedure Points 1 Features 2 Remove the front panel Hold the front panel by the tabs on the both sides and lift it until it stops with a click Open the front panel to the horizontal position Release the both sides pivots and remove the front panel 72 When assembling align the right and left axes with grooves in turn and insert them to the end Haier Domestic Air Conditioner 48 Haier Domestic Air Conditioner Haier HSU12 18VHJ DB Removal Procedure 9 1 2 Removal of Air Filter Lift an air filter E Insert the air upwards slightly jp fe A filters along grooves and then pull it im
72. e data is abnormal Conditions Supposed indoor unit outdoor unit signal transmission error due to wiring error Causes Faulty PCB Troubleshooting Caution Be sure to turn off power switch before connect or disconnect connector or else parts damage may be occurred Restart the a c and it he outdoor mainboard needs becomes normally dehumidification If starting up normally but he outdoor mainboard malfunction occurs again needs dedust after a while Check whether the linking cable 1 Reconnect the linking cable between the indoor and outdoor the linking cable with is well connected or whether its new one core wires are well insulated 64 Haier Domestic Air Conditioner Haier HSU12 18VHJ DB Functions and control A Check the status of LED1 on the indoor mainboard If the LED1 blinks Yes measure the voltage between Jumpers 3 and 4 of IC8 on the indoor mainboard with a multimeter est the outdoor power supply 230VAC and 310VDC with a multimeter If the voltage is of a constant value of OV DCto5V DC If 230VAC is available but 310DC not the power module is damaged replace it with a new If both 230VAC and 310DC available measure 12V from7805 is available The indoor mainboard 5 damaged replace it with a new NO outdoor mainboard is damaged Replace the
73. e indoor heat exchanger thermistor is used for preventing freezing During the cooling operation if the temperature drops abnormally the operating frequency becomes lower then the operation halts 3 The indoor heat exchanger thermistor is used for anti icing control During the cooling operation if the heat exchanger temperature in the room where operation is halted becomes 1 C it is assumed as icing 30 Haier HSU12 18VHJ DB 5 4 Value of Thermistor 5 4 1 intdoor Unit Room sensor 25 23 3 5 B25 C 50 C 4200K 3 Connector Wiring Diagram Min KQ 30 568 8372 501 0746 440 8435 1 97 1 75 29 530 9600 468 6491 413 1441 1 95 1 74 28 495 8488 438 5314 387 3645 1 93 1 72 27 463 2850 410 5433 363 3602 1 91 1 71 26 433 0683 384 5212 340 9980 1 90 1 70 25 405 0156 360 3153 320 1558 1 88 1 69 24 378 9588 337 7879 300 7211 1 86 1 67 23 354 7440 316 8126 282 5905 1 84 1 66 22 332 2300 297 2732 265 6686 1 82 1 64 21 311 2873 279 0627 249 8676 1 80 1 63 20 291 7969 262 0831 235 1067 1 78 1 62 19 273 6494 246 2437 221 3111 1 76 1 60 18 256 7445 231 4612 208 4122 1 74 1 59 17 240 9897 217 6590 196 3462 1 72 1 57 16 226 3000 204 7662 185 0545 1 70 1 56 15 212 5973 192 7176 174 4829 1 68 1 54 14 199 8093 181 4531 164 5813 1 66 1 53 13
74. e indoor unit will resume original operation Under the power failure compensation mode unplug and plug again the unit will be on OFF state Mode Fan speed Healthy Set temperature can be memoried Swing Timer Sleep cannot be memoried Press the sleep key for 10 times with 2 beeps in 7 seconds to exit 23 Domestic Air Conditioner Haier HSU12 18VHJ DB Connector Wiring Diagram 5 1 3 8 Rated Operation Rated Cooling When receiving the instruction of indoor unit rated operation the unit will start rated cooling operation Rated Heating When receiving the instruction of indoor unit rated operation the unit will start rated heating operation 24 Haier Domestic Air Conditioner Haier HSU12 18VHJ DB Connector Wiring Diagram 5 2 Main functions and control specification of outdoor unit Sensor Code Definition Tai Indoor Ambient Temperature Tao Outdoor Ambient Temperature 1 1 Coil Td Air Discharge Te Outdoor Coil Ts Air Intake 5 2 1 Outdoor Unit Operation Frequency and Control Compressor Operation Frequency Range Compressor Operation Frequency Range Outdoor Temperature lt 4 418 218 Heating Hz 2052110 2090 2053 Defrosting 2 80 Outdoor Temperature lt 23 2332 Z 32 Cooling Hz 205250 2070 20 95 Compressor Startup Regardless of target frequency of indoor unit each time when compressor is from off to on it must maintain 60Hz 90Hz for one minute Frequency wi
75. ection features are effective 5 2 6 6 Fault Display and Treatment In case outdoor unit faults the alarm indicator lamp will blink and blink frequency is 1 2 Time interval between blink cycles is 3s Alarm indicator lamp is off when there is no fault 29 Haier HSU12 18VHJ DB Connector Wiring Diagram 5 3 Function of Main Thermistor Four way valve Compressor Note A Outdoor suction temperature sensor B Exhaust temperature sensor C Indoor heat exchange sensor Outdoor Suction Temperature Sensor The outdoor heat exchanger thermistor is used for controlling target discharge temperature The system sets a target discharge temperature according to the outdoor and indoor heat exchanger temperature and controls the electronic expansion valve opening so that the target discharge temperature can be obtained Exhaust Temperature Sensor The discharge pipe thermistor is used for controlling temperature of the discharge pipe If the temperature of discharge pipe used in place of the inner temperature of the compressor rises abnormally the operating frequency drops or the operation halts Indoor heat exchange sensor 1 The indoor heat exchanger thermistor is used for controlling target discharge temperature The system sets a target discharge temperature according to the outdoor and indoor heat exchanger temperature and controls the electronic expansion valve opening so that the target discharge temperature can be obtained 2 Th
76. f the wind speed is high or middle before setting for the sleep set for lowing the wind speed after sleeping If it is low wind no change 6 Note to the power failure resume press the sleep button ten times in five seconds and enter this function after hearing four sounds And press the sleep button ten times within five seconds and leave this function after hearing two sounds NOTE With the power failure resume when setting the TIMER ON TIMER OFF and TIMER ON OFF it s memorized as shutdown status when resuming after power out POWER SOFT Operation 1 POWER Operation When you need rapid heating or cooling you can use this function In COOL mode fan speed automatically takes high speed of AUTO fan mode In HEAT mode fan speed automatically takes medial speed of AUTO fan mode 2 SOFT Operation You can use this function when silence is needed for rest or reading In SOFT operation mode fan speed automatically takes low speed of AUTO fan mode Note During POWER operation in rapid HEAT or COOL mode the room will show inhomogeneous temperature distribution Long period SOFT operation will cause effect of not too cool or not too warm To cancel POWER or SOFT operation Press POWER SOFT button again POWER or SOFT disappears HEALTH Operation Healthy Negative The anion generator in the airconditioner ca generate a lot of anion effectively balance the quantity of position and anion in the
77. he cable slightly to make sure the cables have been properly inserted and tightened After the cable connection never fail to fasten the connected cable with the wiring cover When connecting the cable confirm the terminal number of indoor and outdoor units carefully If wiring is not correct proper operation can not be carried out and will cause defect Haier 69 Domestic Air Conditioner Haier Outdoor unit Indoor unit gt 4G0 75mm POWER 02 N amp 9 Q2 HSU12VHJ DB e Power cable gt 3G1 5mm Outdoor unit A Indoor unit gt 4G0 75mm POWER e HSU18VHJ DB 5 Power cable gt 3G2 5mm 1 If the supply cord is damaged it must be replaced by the manufacturer or its service agent or a similar qualified person The type of connecting wire is 5 or HO7RN F 2 If the fuse on PC board is broken please change it with the type of T 3 15A 250V 3 The wiring method should be in line with the local wiring standard 4 After installation the power plug should be easily reached 5 A breaker should be incorporated into fixed
78. ing When installing insert 2 hooks of the air filter completely Haier 83 Domestic Air Conditioner Haier HSU12 18VHJ DB Removal Procedure 9 2 3 Removal of Horizontal Blade And Front Grille Procedure Warning sure to wait 10 minutes or more after turning off all power supplies before disassembling work Step Procedure Points 1 Remove the horizontal The horizontal blade is blade single 1 the center pivot QUT Installation procedure 1 Since key pattern hook is provided rotate the blade and fit it to the left pivot first 2 Fitthe blade to the right pivot 3 Fitthe blade to the center pivot 2 horizontal blade slightly and remove it Haier Domestic Air Conditioner Haier HSU12 18VHJ DB Removal Procedure Step Procedure Points 1 Loosen the marked five screws 2 Release the marked four hooks When assembling install the front grille horizontally so as not to stuff the flap inside When assembling make sure the three hooks are caught prop rig 85 Haier Domestic Air Conditioner Haier 9 2 4 Removal of Drain pan HSU12 18VHJ DB Removal Procedure Procedure before disassembling work A Warning sure to wait 10 minutes or more after turni
79. ion for 25 single phase of the compressor Appendix Domestic Air Conditioner 18 OUTDOOR WIRING DIAGRAM 01052 WARNING MODULE BOARD CAUTION CN6 CN9 CN8 _ DON T TOUCH CAPACITOR EVEN AFTER PLUG OFF DANGER OF ELECTRIC SHOCK AC N AC L capacitor retains high 11 10 1 voltage even after the plug off CN7 d For your safety be sure to wait 5 2 at least 5 minutes after plug off and use tester to confirm z the voltage between connector P P L BL OR and N on module board is less than DC 10V before start nu W B UE double way air W exchange motor CN22 2 on 3 fn Fo CN23 gt lt LES CM 9 File R MAIN CONTROL BOARD 3 CS AC N 5 Description AC Outdoor EEPROM error 1 T 7 The protection of IPM 2 B Overcurrent protection 2 3 15A 250VAC ONION EENIA 1 of AC electricity 3 Pag VL i PULE ante enz
80. irflow function 1 Press the button of health airflow appears on the display Horizontal airflow sending Avoid the strong airflow blows direct to the body 2 Press the button of health airflow again appears on the display Downward airflow sending Avoid the strong airflow blows direct to the body 3 The cancel of the health airflow function Press the button of health airflow again the unit goes on working under the condition before the setting of health airflow function Notice Cannot pull direct the flap by hand Otherwise the grille will run incorrectly If the grille is not run correctly stop for a minute and then start adjusting by remote controller Note 1 After setting the health airflow function the position grill is fixed 2 In heating it is better to select the mode 3 In cooling it is better to select the mode 4 In cooling and dry using the air conditioner for a long time under the high air humidity a phenomenon falling drips of water occurs at the grille Haier 50 IMPORTANT INFORMATION REGA RDING THE REFRIGERANT USED Contains fluorinated greenhouse gases covered by the Kyoto Protocol This product contains fluorinated greenhouse gases covered by the Kyoto Protocol Do not vent into the atmosphere Refrigerant type R410A GWP value 1975 GWP global warming potential Please fill in with indelible ink 1 the factory refrigerant charge of the product e2 the additio
81. lfunction of PCB Haier 88 Domestic Air Conditioner Haier HSU12 18VHJ DB Removal Procedure 9 2 7 Removal of Heat Exchanger Procedure Warning sure to wait 10 minutes or more after turning off all power supplies before disassembling work Step Procedure Points You can detach the indoor unit without removing the assembly of the outlet grille Caution If gas leaks repair the spot of leaking then collect all refrigerant from the unit After conducting vacuum drying recharge proper amount of refrigerant A Caution Do not contaminate any gas including air other than the specified refrigerant R410A into refrigerant cycle Contaminating of air or other gas causes abnormal high pressure in refrigerating cycle and this results in pipe breakage or personal injuries 1 Loosen the screws fixed to the installation plate 2 Loosen the marked hooks 3 Loosen the marked screws and remove mounting plate Pay attention so that the residual water in the drain will not make the floor wet W Incase that a drain hose is buried inside a wall remove it after the drain hose in the wall is pulled out Usetwo wrenches to disconnect pipes W When disconnecting pipes cover every nozzle with caps so as not to let dust and moisture in o Haier Domestic Air Conditioner H
82. ll be immediately decreased under the condition that outdoor unit air discharge temperature overheating protection is activated or over current of compressor then the compressor will operate towards target frequency This process does not exist in normal operation of unit Heating When completing compressor startup operation it will operate as per frequency of indoor unit After 2 minutes compressor operation frequency will be compensated as per relevant conditions Cooling amp Dehumidification When completing compressor startup operation it will operate as per frequency of indoor unit After 2 minutes compressor operation frequency will be compensated as per relevant conditions Compressor Frequency Increase Decrease Speed Rapid Frequency Increase Decrease Speed 1 1Hz s Slow Frequency Increase Decrease Speed 2 1Hz 10s 25 Haier HSU12 18VHJ DB Connector Wiring Diagram 5 2 2 Outdoor fan control Compressor startup within 3min outdoor fan speed control as follows Outdoor lt 10 1025 2 25 Temperature Cooling 1 3 7 Dehumidification Heating 5 3 2 fter compressor runs 3min outdoor fan speed control as follows Cooling Dehumidification Compressor Operation Frequency Hz lt 25 25 45 245 32 38 3 4 7 2332 1 2 5 lt 23 38 7 Heating Compressor Operation Frequency Hz lt 25 25 45 245 lt 4 3 4 7 Tao
83. m with YES new one If the LED1 is off within two minutes after the machine is supplied with If the value is constant at about 30 power measure the voltage he indoor mainboard is damaged between positions 1 and 3 on the replace it with a new one terminal of outdoor unit with a multimeter If the value varies between 0 and 80 the outdoor mainboard is he outdoor mainboard is damaged replace it with a new one damaged replace it with a new one 65 Haier Domestic Air Conditioner Haier HSU12 18VHJ DB Functions and control 7 3 9 Power Supply Over or under voltagve fault Indoor display F19 outdoor display LED1 flash 6 times Method of An abnormal voltage rise or fall is detected by checking the specified voltage detection circuit Malfunction Detection Malfunction An voltage signal is fed from the voltage detection circuit to the microcomputer Decision Conditions Supposed Supply voltage not as specified Causes the IPM module is broken the outdoor PCB is broken Troubleshooting Caution Be sure to turn off power switch before connect or disconnect connector or else parts damage may be occurred Check the power supply Is it rated power No his question may be caused by the power Check the IPM module No gt Change the new one Yes Change the outdoor PCB About how to check the IPM module please refer to IPM protection fault
84. mage and injury If the refrigerant gas leaks be sure to locate the leak and repair it before charging the refrigerant After charging refrigerant make sure that there is no refrigerant leak If the leak cannot be located and the repair work must be stopped be sure to perform pump down and close the service valve to prevent the refrigerant gas from leaking into the room The refrigerant gas itself is harmless but it can generate toxic gases when it contacts flames such as fan and other heaters stoves and ranges When replacing the coin battery in the remote controller be sure to disposed of the old battery to prevent children from swallowing it If a child swallows the coin battery see a doctor immediately Caution Installation of a leakage breaker is necessary in some cases depending on the conditions of the installation site to prevent electrical shocks Do not install the equipment in a place where there is a possibility of combustible gas leaks If a combustible gas leaks and remains around the unit it can cause a fire Be sure to install the packing and seal on the installation frame properly If the packing and seal are not installed properly water can enter the room and wet the furniture and floor For integral units only Haier Domestic Air Conditioner Haier HSU12 18VHJ DB Introduction 1 1 3 Inspection after Repair Warning Check to make sure
85. n Remove the fan N Caution Be careful not to cut your finger by the fins of the evaporator 80 Haier Domestic Air Conditioner Haier Haier HSU12 18VHJ DB Lift up the right part of the fan motor and slide it to the rightward to remove Lift up the right part of the fan and remove it 81 Removal Procedure Domestic Air Conditioner Haier HSU12 18VHJ DB Removal Procedure 9 2 For 18K indoor unit 9 2 1 Removal of Front Panel Procedure N Warning Be sure to wait 10 minutes or more after turning off all power supplies before disassembling work Step Procedure Points 1 Remove the front panel 1 Open the front panel to the horizontal position Release the both sides pivots and remove the front panel Start the removal procedure of front grille when the panels are closed Slide the front panel side to side to release each axis When assembling align the right and left axes with grooves in turn and insert them to the end 82 Haier Domestic Air Conditioner Removal Procedure Haier HSU12 18VHJ DB 9 2 2 Removal of Air Filter Step Procedure Points 1 Lift an air filter upwards slightly and then pull it out downwards W Insert the air filters along grooves when install
86. n For Exhaust Temperature Indoor display F4 outdoor display LED1 flash 8 times Method of the exhaust temperature control is checked with the temperature being detected Malfunction by the exhaust pipe thermistor Detection Malfunction when the compressor discharge temperature is above 117 C Decision Conditions Supposed Electronic expansion valve defective Causes Faulty thermistor Faulty PCB Troubleshooting Caution Be sure to turn off power switch before connect or disconnect connector else parts damage may be occurred Electrify the machine again and turn it on with the remote controller then measure the temperature at the exhaust temperature sensor of the compressor on the outdoor unit 1 The cryogen may have been leaked during the temperature installation or there may be leakage in the piping system 2 There may be other causes to make the exceeds 110 C shortly after the machine exhaust temperature too high Measure the temperature at the exhaust temperature sensor of the compressor on the outdoor unit Malfunctions occur after running YES Exhaust temperature for some time even though the gt sensor is broken and asured temperature is below 117 C NO 62 H Domestic Air Conditioner needs be replaced Haier HSU12 18VHJ DB Functions and control Pull out the exhaust sensor and measure its The sensor is damaged Replace the sensor resistance at sta
87. n the indoor and outdoor units In either 1 When a protection device of the indoor or outdoor unit is activated or when the thermistor malfunctions disabling equipment operation case conduct the diagnostic procedure described in the following pages 7 2 Problem Symptoms and Measures Symptom Check Item Details of Measure None of the units operates Check the power supply Check to make sure that the rated voltage is supplied Check the indoor PCB Check to make sure that the indoor PCB is broken Operation sometimes stops Check the power supply A power failure of 2 to 10 cycles can stop air conditioner operation Equipment operates but does not cool or does not heat only for heat pump Check for faulty operation of the expansion valve electronic Set the units to cooling operation and compare the temperatures of the liquid side connection pipes of the connection section among rooms to check the opening and closing operation of the electronic expansion valves of the individual units Diagnosis by service port pressure and operating current Check for insufficient gas Large operating noise and vibrations Check the installation condition Check to make sure that the required spaces for installation specified in the Technical Guide etc are provided 54 Domestic Air Conditioner Haier Functions and control Haier HSU12 18VHJ DB
88. na_ Sun Qiang E mail hractech haier com Signed by Yang Bifei Tel 86 532 87636960 Http www haier com Approved by Wu Hongjin
89. nal refrigerant amount charged in the field and 1 2 the total refrigerant charge on the refrigerant charge label supplied with the product The filled out label must be adhered in the proximity of the product charging port e g onto the inside of the stop value cover A contains fluorinated greenhouse gases covered by the Kyoto Protocol factory refrigerant charge of the product see unit name plate additional refrigerant amount charged in the field total refrigerant charge outdoor unit refrigerant cylinder and manifold for charging mmuoou Domestic Air Conditioner Haier Setting of proper room Do not block the air inlet temperature or outlet Proper temperature pi GR HE Tes Close doors and windows Use the timer effectively during operation During cooling operation revent the penetration of direct sunlight with curtain or blind If the unit is not to be used for a long time turn off the power supply main switch LN OFF 1 Open the Inlet Grille Prop up the inlet grille by using a small device named grille support HSU12 18VHJ DB Maintenance For Smart Use of The Air Conditioner Do not use water wipe the controller with a dry cloth Do not use glass cleaner or chemical cloth which located the right side of the indoor unit 2 Detach the standard air filter Slide the knob slightly upward to release the filter then withdraw it
90. ndard temperatures with a new according to the resistance temperature table the results deviate 5 The sensor is damaged the sensor with a new one The outdoor mainboard is damaged and needs be replaced 7 3 7 Abnormality Indoor or outdoor unit Indoor Display Ed Indoor error F12 Outdoor EEPROM error much Method of the Data detected by the EEPROM are used to determine MCU Malfunction Detection Malfunction when the Data of EEPROM is erroror the EEPROM is damaged Decision Conditions Supposed Faulty EEPROM data Causes Faulty EEPROM Faulty PCB Troubleshooting Caution Be sure to turn off power switch before connect or disconnect connector parts damage may be occurred Check whether LED1 on outdoor mainboard the outdoor unit blinks 1 is damaged Replace it times ith a new one the indoor mainboard is damaged and needs replacing with a new one 63 Haier Domestic Air Conditioner Haier HSU12 18VHJ DB Functions and control 7 3 8 Communication error between the indoor and outdoor units Indoor display E7 Outdoor display LED1 flash 15 times Method of The date received from the another unit in indoor unit outdoor unit signal transmission is Malfunction checked whether is normal Detection Malfunction When the date sent from the another unit cannot be received normally or when the content Decision of th
91. ng off all power supplies Step Procedure Points Remove the front grille Remove the assembly of the reduction motor 1 Remove the Drain 1 Loosen the marked screws under the screw covers 2 Loosen the marked hooks 3 Lift up and remove the drain pan BEA Ro Haier 86 Domestic Air Conditioner Haier HSU12 18VHJ DB 9 2 5Removal of Vertical Blades and Swing Motor Removal Procedure Warning sure to wait 10 minutes or more after turning off all power supplies Procedure before disassembling work Step Procedure Points 1 Loosen the marked SCrews Push the hooks on the back of the vertical blades and remove Haier 87 Domestic Air Conditioner Haier HSU12 18VHJ DB Removal Procedure 9 2 6 Removal of Electrical Box Procedure Warning sure to wait 10 minutes or more after turning off all power supplies before disassembling work Step Procedure Points Remove the front grille 1 Remove the electrical box 1 Loosen the screw of the drip proof plate 2 Lift and remove the drip proof plate Discharge the static electricity from your body before touching the electrical parts like signal receiver PCB It may cause ma
92. o cusafenig ont Communication fault opp 7 fied 5 TT TT Over pressure or Overheat 5 WHMOd t7 protection for the compressor A SS E bi Power voltage is too high low 6 2 Overheat protection for 8 e exhaust temperature il Frost removing temperature to single way BL BL AC FAN MOTOR 1 LV 5 sensor failure 10 air exchange motor 0000 0707 ELECTRIC 206 2 Ambient temperature sensor failure 12 u B Electric EXPANSION VALVE Exhaust temperature sensor 13 Heating Cable E B 18 E Deviate from the normal 18 E iz for the compressor 4 WAY VALVE 16 Ing B BLACK W WHITE 5 5 E Loop of the station detect error 19 5 gt RED Y G YELLOW GREEN Remark the dotted parts are ib s Pretenem o the compressor vercurrent protection for BL BLUE OR ORANGE optional for different unit single phase of the compressor 25 105 Haier Domestic Air Conditioner HSU12 18VHJ DB Appendix Haier 10 3 Circuit Diagrams INDOORUNIT FOR12K 10 3 1 Bl mem LEMMA AEA 106 Domestic Air Conditioner Haier Haier FOR18K HSU12 18VHJ DB Appendix P1 2SA1037AK R74 2K
93. ocedure Points Procedure Loosen the marked screws and pull out the backgurd Step 99 Domestic Air Conditioner Haier Haier HSU12 18VHJ DB Removal Procedure Step Procedure Points 4 Remove the compre Ssor and pipe assay 5 Remove the conden ser A EAER Haier 100 Domestic Air Conditioner Haier HSU12 18VHJ DB Appendix 10 Appendix 10 1 Piping Diagrams Cooling mode Ch eck Valve Cooling Mode Propeller Fan Air outlet JeBueuoxa JeBueuox3 100pu Capillary Tube Heating mode Air outlet Air outlet Propeller Fan 101 Haier Domestic air conditioner 10 2 Wiring Diagrams 10 2 1 INDOORUNIT 12 IN RING DIAGRA ION GENERATO 5 WG BL TRANSFORMER FA TOF FUSE RECEIVER DISPLAY NIZ l
94. otor lead wires M Detection error due to faulty indoor unit PCB How to check Fan Motor DC Check connector connection Check motor power supply voltage output pins 1 4 Check motor control voltage pins 4 5 Check rotation command voltage output pins 4 6 Check rotation pulse input pins 4 7 Motor power supply voltage Unused Unused P 0V reference potential Motor control voltage 15 VDC Rotation command voltage 1 6 VDC Rotation pulse input Notes the is electrifying don t pull out or insert the terminals of the motor else the motor would be damaged Troubleshooting Caution Be sure to turn off power switch before connect or disconnect connector or else parts damage may be occurred Turn off power supply and rotate fan by hand 57 Haier Domestic Air Conditioner Haier HSU12 18VHJ DB Functions and control Does fan rotate Replace fan motor smoothly Yes Turn power ON and operate fan Turn off power supply and disconnect fan Does it rotate motor connector then turn power ON Check output of fan motor connector Is motor power voltage DC310V Replace indoor unit PCB Stop fan motor Replace indoo unit PCB 15 motor control power voltageDC 15Vgenerat Is rotation number Is rotation number commamd voltage DC1 6V command pulse aenerated Replace fan motor Replace indoor unit PCB
95. ove35 and below 37 C The fan motor works as set if the he heat exchange temperature remains above 38 C 20 Haier HSU12 18VHJ DB Connector Wiring Diagram 5 1 2 2 When the compressor stops and remains idle for 3 minutes 20 seconds after the compressor stops the up wind volume is weak switching to SSLO in silent running mode and then slightly weak While the down wind volume is stoped If the compressor stops when the heat running starts the wind volume is weak 5 1 2 3 Dehumidification running Under the dehumidification mode the fan motor stops as the compressor stops The operation is weak after 3 minutes idle mode After stand by for 3 minutes the compressor is on The compressor operates as the set wind volume when the wind volume is set to be strong medium or weak The wind volume is decided according to the temperature adjusting when the wind volume is set to be automatic Moisture removing running Level H Compressor OFF Setting slightly OFF weak i weak setting weak 5 1 2 4 Automatic running When the running mode is turned to automation after starting the system the system will first determine the running mode according to the current room temperature and then will run according to the determined mode Tr in the following selection conditions means room temperature Ts means setting temperature Tp means temperature of indoor coil pipe Tr223 C Choose Cooling Mode Tr 23 C Choose
96. over type fluorescent lamp or wireless telephone is installed in the room the receiver is apt to be disturbed in receiving the signals so the distance to the indoor unit should be shorter Full display or unclear display during operation indicates the batteries have been used up Please change batteries f the remote controller can t run normally during operation please remove the batteries and reload several minutes later Hint Remove the batteries in case unit won t be in usage for a long period If there are any display after taking out just need to press reset key Domestic Air Conditioner Haier HSU12 18VHJ DB system configration Operation Clock set Emergency operation and test operation Press CLOCK button AM or PM flashes s Press or V to set correct time Each press will increase eEmergency Operation or decrease 1min If the button is kept pressed time will change quickly After time setting is confirmed press SET AM and PM stop flashing while clock starts working 8 Use this operation only when the remote controller is defective or lost eWhen the emergency operation switch is pressed the Pi sound is 4 heard once which means the start of this operation RESET CODE 6 6 Base Operation 0 e this operation the system automatically selects the operation modes cooling fan or heat according to the room temperature e When ma
97. ower L 6 CN32 Connector for display board 7 6 Connector for ions generator 8 CON7 Connector for communicate between the indoor board and the outdoor board Note Other designations PCB 1 INdoor Control PCB 1 48 Connector for Forced operation ON OFF switch 2 Select 25 or 35 3 LED1 communicate display light 4 RV1 Varistor 5 FUSE1 Fuse 3 15A 250VAC 11 Domestic Air Conditioner Haier HSU12 18VHJ DB Connector Wiring Diagram PCB 1 5V GND 220 J19 C RR ME rh e prO 71 58 220V OUT CAA eu Ti 12 Haier HSU12 18VHJ DB Connector Wiring Diagram 4 2 Outdoor unit FOR12K Connectors PCB 1 Control PCB 1 CN1 CN2 Connector for power N and L 2 3 4 5 CN3 Connector for ground CN22 Connector for DC POWER 15Vand 5V to the module board CN16 Connector for electric expansion valves CN21 Connector for DC fan motor 6 CN10 Connector for four way valve coil 7 CN17 CN18 CN19 CN20 Connector for thermistors CN20 outdoor air CN19 heat exchanger CN18 SUCK thermistors CN17 discharge pipe 8 CN23 Connector for communicate between the control board and the module board 9 CN25 CN8 Connector for the LN to the module board 10 CN4 Connector for communicate between the indoor board and the outdoor board 11 CN26 Connecto
98. ppendix 1 2 3 4 RI9 47 12V 1C4 17805 5V E 102 100V E 3 T ps 1 1 10 MBR3100 ER342 2 E7 8 22 C9 ES lt DEN AQU Tosoh K0 5W 000 16 104 50 a 3 9 E 4 4 4 cxsil ER106 TD 104 275V Y Y 57 1 7 Tx wold 6 MBR1100 SB1 00 200 58 2 gt Ese R29 E6 SE 51 1 470U 25V 117 1000 16V ue 22 0 7 8 20 20 R25 1 ESTE sl ADJ HV 4 2 4 2 pp 7 Erb 15V es wer s 1102 100 i EE 5 4 MURIIS MUR 30 ER106 3 NCPI200P100 330 1W a 4TOU 25V 104 50 26 RIS T5 4 R27 2 TOK IRFUC20 re 102 PC8I7A a 4 1 cs v t 1 104 50V ILA31C R16 1 59 2 1 2 3 4 2 3 4 CN26 20K 2W di uy m PR0U 400V 450V 800 400 450 105 275 wer X POWER t N 1 2 3 4 Haier 112 Domestic Air Conditioner Haier HSU12 18VHJ DB The End Sincere Forever Haier Group Haier Industrial Park No 1 Haier Road Edited by Liu Ming 266101 Qingdao Chi
99. pressor at the welded section release the refrigerant gas completely at a well ventilated place first If there is a gas remaining inside the compressor the refrigerant gas or refrigerating machine oil discharges when the pipe is disconnected and it can cause injury If the refrigerant gas leaks during the repair work ventilate the area The refrigerant gas can generate toxic gases when it contacts flames The step up capacitor supplies high voltage electricity to the electrical components of the outdoor unit Be sure to discharge the capacitor completely before conducting repair work A charged capacitor can cause an electrical shock Do not start or stop the air conditioner operation by plugging or unplugging the power cable plug Plugging or unplugging the power cable plug to operate the equipment can cause an electrical shock or fire OPS Warning Do not repair the electrical components with wet hands Working on the equipment with wet hands can cause an electrical shock Do not clean the air conditioner by splashing water Washing the unit with water can cause an electrical shock Be sure to provide the grounding when repairing the equipment in a humid or wet place to avoid electrical shocks Be sure to turn off the power switch and unplug the power cable when cleaning the equipment The internal fan rotates at a high speed and cause injury Do not tilt the unit when
100. r HSU12 18VHJ DB Connector Wiring Diagram 4 Printed Circuit Board Connector Wiring Diagram 4 1 Indoor unit Connectors FOR 12K Connectors PCB 1 Control PCB 1 CN26 Connector for fan motor 2 CN11 Connector for STEP motor 3 CN8 Connector for heat exchanger thermistor and Room temperature thermistor 4 CN27 Connector for fan feedback 5 CH1 Connector for power L wire 6 CON2 Connector for power N wire 7 CON7 Connector for communicate wire 8 CN30 Connector for transformer input 9 CN31 Connector for transformer output 10 CN32 Connector for display board Note Other designations PCB 1 INdoor Control PCB 1 CN48 Connector for Forced operation ON OFF switch 2 J1 Select 25 35 3 LED1 communicate display light 4 RV1 Varistor 5 FUSE1 Fuse 3 15A 250VAC 2 wa Domestic Air Conditioner Haier Haier HSU12 18VHJ DB Connector Wiring Diagram PCB 1 RODMZPIPE amp mo E 20 e Ed n EE 2 5 E 5 219 20 193 RX dcn 0902 12 10 Haier FOR 18K Connectors PCB 1 Control PCB Haier HSU12 18VHJ DB Connector Wiring Diagram 1 CN26 Connector for fan motor 2 CN1 Connector for heat exchanger thermistor and Room temperature thermistor 3 CN11 Connector for UP amp DOWN STEP motor 4 CON2 Connector for power N wire 5 CON1 Connector for p
101. r for capacitance anode 12 CN24 Connector for capacitance cathode PCB 2 module PCB CN10 Connector for the DC power 5V and 15V form the control PCB CN11 Connector for communicate between the control board and the module board P CN1 N CN5 Connector for capacitance board LI CN7 LO CN6 Connector for reactor CN2 4 Connector for the U V W wire of the compressor Note Other Designations PCB 1 Control PCB 1 FUSE 1 25A 250VAC FUSE 2 1A 250VAC 2 LED 1 keep light representative normal if keep flash interval representative trouble Alarm 3 RV1 RV2 Varistor 13 PCB 1 EZ Ss B Um _ 258 at I h Bit 8 LE 0 2112112 D 0 CN1 CN4 CN3 CN1 CN25 1 B AC N OU O CN2 Haier CN5 CN4 CN3 CN2 CN1 Haier HSU12 18VHJ DB Connector Wiring Diagram PCB 2 CN6 CN7 Zum C 1 CN11 CC p M 2 Lr R232 Cul ne Y na zr 1 PEAS C 2005006 10 15 Domestic Air Conditioner Haier HSU12 18VHJ DB Connector Wiring Diagram FOR 18K Connectors PCB 1 Control PCB 1 CN1 CN2 Connector for power N and L 2 CN3 Connector for ground 3 CN22 Connector for DC POWER 15Vand 5V to the module board 4 CN16 Connector for electric expansion valves 5 C
102. r way valve will be on 60s later compressor will operate as per startup process 5 2 5 PTC Output Control When outdoor unit is energized output value is 0 10s later output value is 1 When compressor stops for 10 minutes continuously PTC output value is O On receiving compressor startup instruction initial PTC output is 1 and compressor startup will be performed 5s later 27 Haier Domestic Air Conditioner Haier HSU12 18VHJ DB Connector Wiring Diagram 5 2 6 System Protection Function 5 2 6 1 3 minutes stand by time Time interval between compressor shutdown and restart is set at 3 minutes to ensure that compressor will only restart after 3 minute shutdown and initial energization valves are turned on to adequate opening position after being fully turned off 5 2 6 2 TD High Temperature Protections As long as unit is on the TD air discharge overheat protection feature will be activated yet air discharge sensor fault must be alarmed 4 minutes after compressor starts TD bnormal Shutdown 117 Rapid frequency drop 1HZ s 112 Slow frequency drop 1HZ 10s 108 Invariable frequency 105 Frequency rise 1HZ 10s 98 Frequency rise 1 2 1 6 When TD gt 117 C for 20s continuously air discharge overheat protection will be activated and fault will be reported to indoor unit It will not continue in other conditions 5 2 6 3 Indoor Heat Exchanger Anti freeze Protection Anti freeze d
103. removing it The water inside the unit can spill and wet the furniture and floor Be sure to check that the refrigerating cycle section has cooled down sufficiently before conducting repair work Working on the unit when the refrigerating cycle section is hot can cause burns Use the welder in a well ventilated place Using the welder in an enclosed room can cause oxygen deficiency ATIO 1 1 2 Cautions Regarding Products after Repair Warning Be sure to use parts listed in the service parts list of the applicable model and appropriate tools to conduct repair work Never attempt to modify the equipment The use of inappropriate parts or tools can cause an electrical shock excessive heat generation or fire When relocating the equipment make sure that the new installation site has sufficient strength to withstand the weight of the equipment If the installation site does not have sufficient strength and if the installation work is not conducted securely the equipment can fall and cause injury Be sure to install the product correctly by using the provided standard installation frame For Incorrect use of the installation frame and improper installation can cause the equipment to fall resulting integral in injury units only Be sure to install the product securely the installation frame mounted a window frame If the unit is no
104. rt cap CAUTION if the refrigerant of the air conditioner leaks it is necessary to discharge all the refrigerant Vacuumize first then charge the liquid refrigerant into air conditio ner according to the amount marked on the name plate Please do not let other cooling medium except specified one R410A or air enter into the cooling circulation system Otherwise there will be abnormal high pressure in the system to make it crack and lead to personal injuries Power Source Installation The power source must be exclusively used for air conditioner Over 10 In the case of installing an air conditioner a moist place please install ea rth leakage breaker For installation in other places use a circuit breaker as far as possible Cutting and Flaring Work of Piping Pipe cutting is carried out with a pipe cutter and burs must be removed After inserting the flare nut flaring work is carried out Flare tool for R410A Conventional flare tool Clutch type clutch type Rigid type Wing nut type Imperial type Flare tooling die 1 Cut pipe 2 Remove burs A Lean Damage of flare Crack Partial outside high midway ersed in water tLe Itbecomes end is imm lt waves gap with the There is the bad ground is too smal smell from a ditch Please pour water in the drain pan of the indoor unit and confirm that drainage is carried out
105. steam generated in the vicinity where inlet and outlet of the Hole core drill Flaring tool unit are not disturbed bd panner emm Ais inm Place possible to drain easily where piping can be connected with the outdoor unit soa 2 solution e easunng Place where cold air be spread in a room entirely P Reamer Place nearby power receptacle with enough space around Refer to drawings Place where the distance of more than Im from televisions radios wireless apparatuses the case of fixing the remote controller on a wall place where the indoor unit receive signals when the fluorescent lamps in the room are lightened Before inserting power plug into receptacle check the voltage without fail Outdoor Unit The power source is the same as the corresponding name plate Install an exclusive branch circuit of the power Place which is less affected by rain or direct sunlight and is sufficiently ventilated Place possible to bear the unit where vibration and noise not increased A receptacle shall be set up in distance where the power cable can be Place where discharged wind and noise do not cause a nuisance to the neighbors reached Do not extend the cable by cutting it Place where a distance marked amp is available as illustrated in the above figure Drawing for the installation of indoor and outdoor units The models adopt HFC free refrigerant R410A
106. stic Air Conditioner Haier HSU12 18VHJ DB Connector Wiring Diagram 5 1 3 5 Sleeping function a After setting the sleeping function the refrigerating mode and dehumidification mode will run as per the following rules 1 hour 1 hour 6hours t hour b After setting the sleeping function the heating mode will run as per the following rules TCF 1 hour 1 hour 3hours 3hours Ts Ts 4 Ts 6 Ts 8 Sleep OFF t hour As shown in the above diagram after running for 1 hour under refrigerating mode and dehumidification mode the setting temperature will increase about2 T after another 1 hour it will increase about2 F again and after 6 hours it will cease after running for 1 hour under heating mode the setting temperature will decrease about4 TF after another 1 hour it will decrease the about 4 F again and after 3 hours it will increase about 2 F and after other hours it will cease 5 1 3 6 Trial running The indicated frequency for trial running is 58Hz wind volume is strong The trial running will last for 30 minutes and then the unit will be powered off The unit will exit the trial running if it receives any remote control signal during the trial running period There is no low intense running protection 5 1 3 7 Power failure compensation Haier To enter into the function please press the sleep key 10 times with 4 beeps in 7 seconds Under the power failure compensation mode unplug and plug again th
107. t 10480V oy 0 SIK hk hr 62 s Pi p x 25 1037 1c 2SAIOS7AKT 3 2 60 5 CN33 C20 2 BEAT z4 102 50 3 COOL 57 55 5 FUCTION TEST 109 Haier Domestic Air Conditioner Haier HSU12 18VHJ DB Appendix 1 2 3 4 D D RI9 47 12V IC4 17805 5V ENT 102 100V T1 EN S rj 5 a 1 10 MBR3100 ER342 E7 8 22 cvs amus VEE 000 16 104 50 8 3 a 5 4 4 cxsil ER106 TD 104 275V es Es D7 L3 ZDI 6 MBR1100 SB1 00 20UH 1A 15 948 R24 R29 0 n narn Ese 6 8 5 51 1 470U 25V 117 1000 16V ue 22 0 8 R25 1 sl 220 220 ADI 4 4 rh ri 2 nc CN22 R90 0 15V cs vec l RD 102 100 1 EE 5 4 MURLIS MUR 30 ER106 M 3 z pa NGP1200P100 470U 25V 104 50 3301W B 26 RIS B 4 4 R27 2 10K IRFUC20 1K 1 1 102 PCRI7A 4 1 cs v t 1
108. t automatic return to previous operation conditions after asundden power blackot Easy clean design The panel is easy to wash and the airflow vents can be detached easily Intelligent air With single blade technology the airflow can be adjusted not to blow directly Anti mold filter Catches most small particles and remove unpleasant odors effectively The setting temprature and the indoor noise can be adjusted to a more Sleep mode og rmm level when oo the sleep mode during night sleep 4 Fan M Fan setting Select the fan Select tne fan speed LOMED HLAUTO LO MED HI AUTO You can seta tempreture value with which the unit can be adjusted the Entire auto mode operation mode automatically ESF filter Trap harmful dust and remove unpleasant odors effectively __ Soft mode lower noise operation condition Negative ion filter Generate negative ions by the filter Constant temperature dehumidification Make dehumidifying in the room while keeping the constant temperature inside Note Y Holding Functions No Functions Haier Haier HSU12 18VHJ DB Specifications 3 Specifications Model HSU12VHJ DB HSU18VHJ DB Cooling Heating Cooling Heating kw 3 51 0 88 3 95 3 95 0 88 4 25 5 27 1 17 5 57 5 57 1 17 6 00 Capacity Rated Min Max Btu h
109. t securely mounted it can fall and cause injury 9 units only Haier HSU12 18VHJ DB Introduction Warning Be sure to use an exclusive power circuit for the equipment and follow the technical standards related to the electrical equipment the internal wiring regulations and the instruction manual for installation when conducting electrical work Insufficient power circuit capacity and improper electrical work can cause an electrical shock or fire Be sure to use the specified cable to connect between the indoor and outdoor units Make the connections securely and route the cable properly so that there is no force pulling the cable at the connection terminals Improper connections can cause excessive heat generation or fire When connecting the cable between the indoor and outdoor units make sure that the terminal cover does not lift off or dismount because of the cable If the cover is not mounted properly the terminal connection section can cause an electrical shock excessive heat generation or fire Do not damage or modify the power cable Damaged or modified power cable can cause an electrical shock or fire Placing heavy items on the power cable and heating or pulling the power cable can damage the cable Do not mix air or gas other than the specified refrigerant R 410A R22 in the refrigerant system If air enters the refrigerating system an excessively high pressure results causing equipment da
110. uring cooling 9 C 6 C Nd When 5 C compressor frequency will drop at a speed of 1HZ 10s When TC starts to rise and 6 lt lt 9 C compressor frequency will remain unchanged When 9 lt TC lt 11 C frequency will rise nomal FTC lt OC for 2 consecutive minutes compressor will shutdown and outdoor fault lamp blinks Fault will not be reported to indoor unit When compressor shuts down for more than3 minutes and when TC gt 9 C compressor will restart 28 Haier Domestic Air Conditioner Haier HSU12 18VHJ DB Connector Wiring Diagram 5 2 6 4 Outdoor Temperature Limit Cooling When outdoor temperature is lower than 23 C cooling operation will start compressor frequency is limited to less than 50 HZ outdoor wind speed is forced at level 1 Heating When outdoor temperature is higher than 18 C heating operation will start compressor frequency is limited to less than 53 HZ outdoor wind speed is forced at level 1 5 2 6 5 Special Features 1 Forced Cooling When receiving indoor forced cooling signal cooling operation will start in a frequency signaled by indoor unit Only air discharge temperature and over current protection features are effective and other protection features are invalid 2 Rated Middle and Minimum Capacity Operation When receiving indoor rated middle and minimum capacity operation signal outdoor unit will operate as per wind speed and frequency set by EEPROM and all the prot
111. utlet CM Switch inside Vertical blade adjust left and right air flow Horizontal flap Display board adjust up and down air flow Don t adjust it manually Actual inlet grille may vary from the one shown in the manual according to the product purchased Display board for 12 0 O Singal receiver hole COOL display HEAT display TEMP display HEALTH display If the unit which you purchased has healthy function follow it If not please ignore Dry display TIMER OFF display TIMER ON display SLEEP display Display board for 18 o 0 9 0 Hooo 0008 Remote signal receiver AUTO display HEALTH display Q COOL display TIMER OFF displ Dry displa TIMER ON delay 9 z SLEEP display HEAT display Q TEMP display Outdoor Unit G OR 7 6 1 4 OUTLET CONNECTING PIPING AND ELECTRICAL WIRING 4 DRAIN HOSE INLET Haier 47 Remote controller 8 HEALTH button 9 ON OFF button 10 TIMER ON display 11 FAN SPEED display D HI AUTO 8 gt LOW ME 12 LOCK display 13 SWING UP DOWN display 14 SLEEP display 15 HEALTH display 16 Operation mode display HEAT FAN Operation mode AUTO COOL DRY
112. wall Install piping hole cover and seal it off with putty after installation Wall hole 60mm hickness of wall Outdoor side Section of wall hole G Piping hole pipe Installation of the Indoor Unit Drawing of pipe Rear piping Draw pipes and the drain hose then fasten them with the adhesive tape Left Left rear piping 1 case of left side piping cut away with a nipper the lid for left piping case of left rear piping bend the pipes according to the piping direction to the mark of hole for left rear piping which is marked on heat insulation materials 2 Insert the indoor outdoor electric cable from backside of indoor unit and pull it out on the front side then connect them 3 Coat the flaring seal face with refrigerant oil and connect pipes Cover the connection part with heat insulation materials closely and make sure fixing with adhesive tape Heat insulation Piping material gt Pipe supporting plate Lid for right Drain hose piping Lid for under piping pipe Fix with adhesive tape Lid for left piping Indoor outdoor electric cable indoor outdoor electric cable and drain hose must be bound with refrigerant piping by protecting tape Other direction piping 1 Cut away with a nipper the lid for piping according to the piping direction and then bend the pipe according to the position of wall hole When bending be careful not to crash pipes
113. wiring The breaker should be all pole switch and the distance between its two contacts should be not less than 3mm Outdoor unit Haier HSU12 18VHJ DB Installations Install according to Drawing for the installation of indoor and outdoor units To bend pipe give the roundness as large as possible not to crush the pipe and the bending radius should be 30 to 40 mm or longer Installation of Outdoor Unit Connection of pipes Connecting the pipe of gas side first makes working easier The connection pipe is specialized for R410A Forced fastening without careful centering may Half uni damage the threads and cause leakage of gas Flare nut D Q Spanner Pipe Diameter Fastening torque Liquid side6 35mm 1 4 Liquid Gas side9 52mm 3 8 Gas side 12 7mm 1 2 Gas side 15 88mm 5 8 60 N m Be careful that matters such as wastes of sands etc shall not enter the pipe The standard pipe length is 5m If it is over 7m the function of the unit will be affected If the pipe has to be lengthened the refrigerant should be charged according to 20 g m But the charge of refrigerant must be conducted by profes sional air conditioner engineer Before adding additional refrigerant perform air purging from the refrigerant pipes and indoor unit using a vacuum pump then charge additional refrigerant Torque wrench CAUTION Outdoor unit indoor unit Indoor unit Outdoor unit

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