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Haier AD842AHEAA Operation Manual & Installation Manual

Summary of AD842AHEAA

  • Page 1

    Operation manual installation manual duct type air conditioner please read this operation manual before using the air conditioner. Please keep this manual carefully and safely. Ad842aheaa au84nateaa no. 0150504624 b.

  • Page 2: Contents

    Heating mode 7-7 care and maintenance 8-8 troubleshooting 9-11 is the unit installed correctly 12-12 13-13 safety precautions 3-5 parts and functions 6-6 cautions 2-2 installation procedure 14-25 precaution for installation contents 1.

  • Page 3: Cautions

    Cautions 2 disposal of the old air conditioner before disposing an old air conditioner that goes out of use, please make sure it's inoperative and safe. Unplug the air conditioner in order to avoid the risk of child entrapment. It must be noticed that air conditioner system contains refrigerants, wh...

  • Page 4: Safety Precautions

    Before starting to use the system, read carefully this"safety precautions" to ensure a proper operation of the system. Safety precautions described here are classified to " warning" and " caution". Precautions which are shown in the column of " warning" means that an improper handing could lead to a...

  • Page 5: Safety Precautions

    Cautions for operation you should refrain from exposing your body directly to cool wind for a long time. Do not poke the air inlet or outlet with a bar, etc. When any abnormal condition (scorching smell or others) is found, stop the operation immediately and turn off the power switch. Then consult y...

  • Page 6: Safety Precautions

    1. Applicable ambient temperature range: the machine is adaptive in following situation cooling heating indoor indoor outdoor outdoor maximum: minimum: maximum: minimum: maximum: minimum: maximum: minimum: d.B / w.B d.B / w.B d.B / w.B d.B / w.B d.B / w.B d.B d.B d.B 32 c / 23 c 18 c / 14 c 43 c / 2...

  • Page 7: Parts and Functions

    Indoor unit duct duct drain pipe air outlet air inlet air outlet air inlet air inlet outdoor unit parts and functions 6.

  • Page 8: Heating Mode

    "hot keep" is operated in the following cases. When heating is started: in order to prevent blowing out of cool wind, the indoor unit fan stopped according to the room temperature which heating operation is started. Wait for approx. 2 to 3 minute, and the operation will be automatically changed to t...

  • Page 9: Care and Maintenance

    Points to observe turn off the power supply switch. Do not touch with wet hand. Do not use hot water or volatile liquid. On off thinner do not use! Benzine tooth powder clean the air filter 1.Clean the air filter by lightly tapping it or with the cleaner. It is more effective to clean the air filter...

  • Page 10: Troubleshooting

    Please check the following things about your air conditioner before making a service call. Unit fails to start on off is the power source switch adjust cut in? Is city supply power in normal? Isn't the signal receiving section exposed to the direct sunlight or strong illumination? Isn't the earth le...

  • Page 11: Troubleshooting

    The followings are not malfunction shuru shuru when the air conditioner is started, when the compressor starts or stops during operation or when the air conditioner is stopped, it sometimes sounds "shuru shuru" or "gobo gobo". It is the flowing sound of the refrigerant, and it is not a trouble. Wate...

  • Page 12: Troubleshooting

    Diagnosis for on-off models flash times for remote type failure code on wired controller failure code for central control failure description reason 1 2 3 4 5 6 8 9 10 11 12 13 15 17 18 19 20 indoor ambient temp. Sensor failure indoor coil temp. Sensor failure outdoor ambient temp. Sensor failure ou...

  • Page 13: Precaution For Installation

    Safety precautions please read these "safety precautions" first then accurately execute the installation work. Though the precautionary points indicated herein are divided under two headings, and , those points which are related to the strong possibility of an installation done in error resulting in...

  • Page 14

    For inspection and maintenance when you change your address or the installation place electric work confirm the following items for safe and comfortable use of air conditioner. The installation work is to be burden on the sales dealer, and do not conduct it by yourself. Installation place avoid inst...

  • Page 15: Installation Precedure

    1. Before installation (before finishing installation, do not throw the attached parts installation needs) note all wiring of this installation must comply with national, state and local regulations. These instructions do not cover all variations for every kind of installation circumstance. Should f...

  • Page 16: Installation Precedure

    Adjusting to the levelness adjust the out-of levelness using a level or by the following method. Make adjustment so that the relation between the lower surface of the unit proper and water level in the hose becomes as given below. Pvc hose piping side supply water water level 0~5 mm (0~0.2") bring t...

  • Page 17: Installation Precedure

    Drainage test conduct a drainage test after completion of the electrical work. During the trial, make sure that drain flows properly through the piping and that no water leaks from connections. In case of a new building, conduct the test before it is furnished with the ceiling. Be sure to conduct th...

  • Page 18: Installation Precedure

    6. Installation of air suction and discharging duct please consult the after-sales service personnel for the choosing and installation of suction inlet, suction duct, discharging outlet and discharging duct. Calculating the design drawing and outer static pressure, and choose the discharging duct wi...

  • Page 19: Installation Precedure

    8. The attentive matters in installation of air suction and discharging duct recommend to use anti-frost and sound-absorbing duct. (locally bought) the duct installation work should be finished before the fitment of ceiling. The duct must be heat insulated. The specific air-discharging outlet should...

  • Page 20: Installation Precedure

    Blow out absorb in absorb in absorb in working, repair surface warning it should be installed at places where it is firm enough to withstand the weight of the air conditioner to prevent falling. Typhoon and earthquake prevention. It should be installed according to specific requirements. Inappropria...

  • Page 21: Installation Precedure

    Through hole(15x20) 1100 790 air inlet snow- proof cover air outlet snow- proof cover air inlet snow-proof cover refrigerant tube above 500mm installation precedure 20 m12 foot screw bolt 4 screws each unit 20mm 20mm 20mm (1)the distance between two connections must not be less than 20mm. 3. Mountin...

  • Page 22: Installation Precedure

    Base plate tube to the tight tube to the back access hole cover m4 m6 tube fixing panel tube to the left tube to the left tube to the tight fig.1 outdoor unit below the indoor unit. Fig. 2 outdoor unit is above the indoor unit indoor unit outdoor unit liquid check-ring outdoor unit indoor unit accum...

  • Page 23: Installation Precedure

    (1) pressurize for more than 3 minutes under 0.3mpa(3.0kg/cm 2 g) (2) pressurize for more than 3 minutes under 1.5mpa(15kg/cm 2 g). Serious leakage may be found. (3) pressurize for more than 24 hours under 3.0mpa(3.0kg/cm 2 g). Small leakage may be found. Check if the pressure decrease if the pressu...

  • Page 24: Installation Precedure

    7. Pipe vacuumizing installation precedure 23 use vacuum pump to evacuate the air. Never use the refrigerant for the evacuation. Drain off the nitrogen gas after the leak test and then connect the vacuum pump as shown in the figure below. The vacuum pumping must be done from both the liquid and gas ...

  • Page 25: Installation Precedure

    After finished vacuum the system, change the vacuum to the refrigerant pump, charging the refrigerant. 8. Refrigerant charge when the outdoor valve is shut, fill the refrigerant from the access hole at the gas and liquid sides. If the required filling is impossible, open all the gas and liquid valve...

  • Page 26: Installation Precedure

    Warning danger of bodily injury or death turn off electric power at circuit breaker or power source before making any electric connections. Ground connections must be completed before making line voltage connections. Selection of size of power supply and interconnecting wires. Precautions for electr...

  • Page 28

    Haier group qingdao haier air conditioner electric co., ltd. Address: haier garden, qianwangang road, economic development zone, qingdao, shandong 266500, p.R.China web site: http://www.Haier.Com.