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Haier HDU-42CF03/H Operating & Installation Manual

Haier duct type air conditioner operation & installation manual indoor unit
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DUCT TYPE AIR CONDITIONER
Indoor unit Operation & Installation
Manual
No. 0010576889
please read this operation manual before using the air conditioner.
please keep this manual carefully and safty.
HDU-42CF03/H
HDU-42HF03/H

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  Summary of Contents for Haier HDU-42CF03/H

  • Page 1 DUCT TYPE AIR CONDITIONER Indoor unit Operation & Installation Manual No. 0010576889 please read this operation manual before using the air conditioner. please keep this manual carefully and safty. HDU-42CF03/H HDU-42HF03/H...
  • Page 2: Table Of Contents

    Cautions Safety Precautions Parts and Functions Operation Malfunction Care and Maintenance For Preparation of Heating Is The Unit Installed Correctly Installation Manual For Wire Controller Installation Manual For Indoor Unit Installation Manual For Electric Wiring Table of Contents 9-14 15-17 21-22 23-31...
  • Page 3: Cautions

    Damaged air conditioners are not to be put into operation. In case of doubt, consult your supplier. Use of the air conditioner is to be carried out in strict compliance with the relative instructions set forth in the User's Guide.
  • Page 4: Safety Precautions

    Unless the circuit breaker is installed, it could cause elecrical shocks. Install on the place where can endure the weight of air conditioner. Bodily injury could result by a careless installation. WARNING Do not poke the air inlet or outlet with a bar, etc.
  • Page 5 If the structure is not repaired immediately, the unit could topple down to cause apersonal injury. WARNING When the air conditioner is relocated, contact your dealer or a pro- fessional installer. Improper practice of installation could cause water leakage, electric shock or fire.
  • Page 6 6. The breaker of the air conditioner should be all-pole switch; and the distance between its two contacts should be no less 3mm.
  • Page 7: Parts And Functions

    Parts and Functions Indoor Unit Air outlet Duct Duct Drainpipe Air inlet...
  • Page 8: Operation

    Parts and Functions Operation CLOCK Used to set correct time. TIMER Used to select TIMER ON, TIMER OFF, TIMER ON/OFF. TIME Used to set clock and timer setting. Power ON/OFF Used for unit start and stop. Cautions: On cooling only unit, heating mode is not available.
  • Page 9 Parts and Functions Operation SLEEP AUTO FAN SPEED TIMER ON TIMER OFF CLOCK Clock set When unit is started for the first time, clock should be adjusted as follows: Press CLOCK button, "AM"or "PM" flashes. Buttons and display of the wire controller. Remote control COOL HEAT...
  • Page 10 Operation The air conditioner has the function of POWER FAILURE RESUME. Fan operation Enjoy yourself by just a gentle press. (1) Unit start Press ON/OFF button, unit starts. Previous operation status appears on display. (Not Timer setting) Power indicator lights up.
  • Page 11 AUTO RUN, COOL,HEAT and DRY Recommendations (1) Unit start Press ON/OFF button, unit starts. Previous operation status appears on display (Not Timer setting). Power indicator lights up. (2) Select operation mode Press MODE button. For each press, operation mode changes as follows: AUTO COOL Unit will run in operation mode displayed on LCD.
  • Page 12: Timer Operation

    Operation TIMER operation Set Clock correctly before starting Timer operation. You can let unit start or stop automatically at following time: Before you wake up in the morning, or get back from outside or after you fall asleep at night. TIMER ON/OFF (1)After unit start, select your desired operation mode.
  • Page 13 Operation TIMER ON-OFF (1)After unit start, select your desired operation mode Operation mode will be displayed on LCD. Power indicator lights up. (2) Press TIMER button to change TIMER mode Every time the button is pressed, display changes as follows: Select (3)Time setting for TIMER ON Press TIME button.
  • Page 14 Operation Comfortable Sleep At night, before going to bed you can press down the SLEEP button on the controller and the air- conditioner will run by the comfortable sleeping mode to make you sleep more comfortable. In cooling, dehumidifying mode In heating mode Note: In AUTO mode, unit will run in SLEEP function according to the operation mode.
  • Page 15 Notes: When a power failure suddenly occurs during the air conditioner is working after the power failure compensation is set, if the air conditioner will not be used for a long time, please cut off the power supply to prevent its operation from being resumed after the power is supplied again, or press the "Switch On/Off"...
  • Page 16: Malfunction

    Isn't it warming up? page 9 When the air conditioner does not operate properly after you have checked the above mentioned items or when the following phenomenon is observed, stop the operation of the air conditioner and contact your sales dealer.
  • Page 17 Malfunction Failure description Room temp. sensor abnormal Indoor coil temp. sensor abnormal Outdoor temp. sensor abnormal Outdoor coil temp. sensor abnorma Over-current malfunction High / Low pressure abnormal Communication malfunction between indoor PCB and wired controller Communication malfunction between indoor PCB and outdoor PCB The float switch malfunction Code on wired controller...
  • Page 18: Malfunction

    Water or steam generates from the outdoor unit during heating. 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.
  • Page 19: Care And Maintenance

    Operate the unit with FAN mode on a fair day for about half a day to dry the inside of the unit well. Stop operation and turn off the power supply switch. Electric power is consumed even the air conditioner is in stop.
  • Page 20: For Preparation Of Heating

    Defrosting operation When a room is warmed with a heat pump type air conditioner, frost accumulates on the heat ex- changer of outdoor unit along with the drop of indoor temperature. Since the accumulated frost re- duces the effect of warming, it is necessery to automatically switch the operation to the defrosting mode.
  • Page 21: Is The Unit Installed Correctly

    Besides, construction expense is charged for removal or reinstallation. The capacity of air conditioner will decrease by contamination of inside of unit when it is used for about three years although depending upon the circumstances under which it is used, and so in addition to the usual maintenance service, special inspection/maintenance service is necessary.
  • Page 22: Installation Manual For Wire Controller

    Installation Manual For Wire Controller 1. Remove upper part of wire controller Remove upper part of wire controller by press. PCB is mounted on lower part of wire controller, be careful not to damage it. 2. Install wire controller (1) For exposed installation, use 2 wood screws .
  • Page 23: Installation Manual For Wire Controller

    Installation Manual For Wire Controller 3. Indoor unit wiring Connect terminals (A,B,C,D) on lower part of wire controller to terminals (A, B,C,D) on PCB of indoor unit. wiring from here Lower part of wire controller Upper part of wire controller Hint Tread surface of the terminal well so that shielding may not contact other part.
  • Page 24: Installation Manual For Indoor Unit

    Take care that wiring does not rise upward, and accurately install the lid/service panel. Its improper installation can also result in heat generation or fire. When setting up or moving the location of the air conditioner, do not mix air etc. or anything other than the designated refrigerant (R407C) within the refrigeration cycle.
  • Page 25 Installation Manual For Indoor Unit 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 further information be desired or should particular problems occur, the matter should be referred to your local distributor. BE SURE TO READ THESE INSTRUCTIONS CAREFULLY BEFORE BEGINNING INSTALLATION.
  • Page 26 Installation Manual For Indoor Unit 3. Preparation before installation (1) The position relation among hoisting screw (unit: mm) Down side Up side (2) If necessary, cut the opening installation and checking needed on the ceiling. (If has ceiling) Before installation, finish the preparation work of all the pipes (refrigerant, drainage) and wire (wire controller connection wire, indoor and outdoor unit connection wire) of indoor unit, so that after installation, they can be immediately connected with outdoor unit.
  • Page 27: Drain Piping

    Installation Manual For Indoor Unit 4. Installation of indoor unit Fix the indoor unit to the hanger bolts. If required, it is possible to suspend the unit to the beam, etc. Directly by use of the bolts without using the hanger bolts. Note When the dimensions of main unit and ceiling holes does not match, it can be adjusted with the slot holes of hanging bracket.
  • Page 28 Insulation Air outlet Please consult the after-sales service worker of Haier Air Conditioner 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 with proper length and shape.
  • Page 29 Air volume /h(m 600(10) 1,000 1,200(20) 1,400 1,600 Bad example Air conditioner Equipped with air filter (bought) Calculate as per 1m length 1Pa, 1Pa/m Each bend takes as a3~4m long straight duct Calculate as 25Pa Calculate as 50Pa/each Calculate as 40Pa/each...
  • Page 30 Installation Manual For Indoor Unit 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 be installed at the place where the airflow can be reasonably distributed.
  • Page 31 Installation Manual For Indoor Unit 10. The operation method of fan controller Through the fan controller switch in the electric box, the air volume of this unit can be continuously adjusted. It is unnecessary to adjust air volume through the duct side wind level (unit outside static adjustment). The air volume set should be in the operation air volume range.
  • Page 32: Installation Manual For Indoor Unit

    Installation Manual For Indoor Unit 11. Refrigerant pipe [The air side pipe, liquid side pipe must be faithfully heat insulated, if no heat insulation, it may cause water leakage.] The outdoor unit has been charged with refrigerant. When connect the pipe to the unit or dismantling the pipe from the unit, please follow the figure shown, use spanner and torque spanner together.
  • Page 33: Installation Manual For Electric Wiring

    Select wire sizes and circuit protection from table below. (This table shows 20 m length wires with less than 2% voltage drop.) Item Phase Switch breaker Model HDU-42CF03/H HDU-42HF03/H (2) Wiring connection Make wiring to supply power to the outdoor unit, so that the power for the indoor unit is supplied by terminals.
  • Page 34 HAIER GROUP Qingdao Haier Air Conditioner Electric Co., Ltd. Address: Haier Garden ,Qianwangang Road , Economic Development Zone, Qingdao ,Shandong 266500, P.R.C Web Site: http://www.haier.com...

This manual is also suitable for:

Hdu-42hf03/hHdu-42cf03Hdu-42hf03