Haier HDU-28CF03 manual

Indoor Unit Operation & Installation Manual No. 0010576844 DUCT TYPE AIR CONDITIONER HDU-18HF03 HDU-28CF03 HDU-18CF03 HDU-28CF03 Please read this operation manual before using the air conditioner . Please keep this manual carefully and safely .[...]

1 T able of Contents Operation 9-14 Malfunction 15-17 Care and Maintenance 18 For Preparation of Heating 19 Is The Unit Installed Correctly 20 Installation Manual For W ire Controller 21-22 Installation Manual For Indoor Unit 23-32 Safety Precautions 3-5 Parts and Functions 6-8 Cautions 2[...]

Cautions 2 All electrical repairs must be carried out by qualified electricians. Inadequate repairs may result in a major source of danger for the user of the air conditoiner . Do not damage any parts of the air conditioner that carry refrigerant by piercing or perforating the air conditioner's tubes with sharp or pointed items, crushing or tw[...]

Safety Pr ecautions 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 " W ARNING" and " CAUTION". Precautions which are shown in the column of " W ANING" means that an improper handing coul[...]

4 CAUTION Do not wash the air conditioner with water . Do not install the system where the air outlet reaches directly the flora and fauna. Make sure to use a fuse of proper electric rating. Do not operate the system while the air outlet grill is removed. It is strictly prohibited to place a container of combustible gas or liquid near the air condi[...]

5 2. If the supply cord is damaged, it must be replaced by the manufacturer or its service agent or a similar qualified person. 3. If the fuse on PC board is broken please change it with the type of T 3.15A /250V . 4. The wiring method should be in line with the local wiring standard. 1. Applicable ambient temperature range: The machine is adaptive[...]

Parts and Functions 6 W ire controller Indoor unit Evaporator Outlet Electrical box HEAL TH HEA T Drain pan[...]

7 Buttons and display of the wire controller . Cautions: On cooling only unit, heating mode is not available;For this unit the "HEAL TH" function is not available. Note: The above information is the explanation of the displayed information therefore varies with those displayed in actual operation. CLOCK Used to set correct time. TIMER Use[...]

8 Buttons and display of the wire controller . Clock set When unit is started for the first time, clock should be adjusted as follows: Press CLOCK button, "AM"or "PM" flashes. Operation OPERA TING LAMP DR Y COOL AUTO F AN SPEED SLEEP TIMER ON TIMER OFF CLOCK TEMP . F AN OPERA TION Remote control Parts and Functions HEA T HEAL TH[...]

HEAL TH HEA T 9 Operation Fan operation Enjoy yourself by just a gentle press. (1) Unit start (2) Select operation mode (3) Fan Press ON/OFF button, unit starts. Previous operation status appears on display . (Not T imer setting) Power indicator lights up. Press MODE button. For each press, operation mode changes as follows: Press F AN button. For [...]

10 HEAL TH HEA T Operation AUTO RUN, COOL,HEA T and DR Y operation Use COOL in summer . Use HEA T in winter . Use DR Y in spring,autumn and in damp climate. (1) Unit start (2) Select operation mode (3) Select temp. setting Press ON/OFF button, unit starts. Previous operation status appears on display (Not T imer setting). Power indicator lights up.[...]

HEAL TH HEA T 1 1 TIMER operation Hints Set Clock correctly before starting T imer operation. Y ou 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. Operation mode will be displayed on LCD. Power indicator lights up. (2)TIMER mode selection Pres[...]

HEAL TH HEA T 12 blank ON OFF ON OFF TIMER ON-OFF Operation mode will be displayed on LCD. Power indicator lights up. Every time the button is pressed, display changes as follows: Select . (3)T ime setting for TIMER ON Press TIME button. (5)T ime setting for TIMER OFF T o cancel TIMER mode Every time the button is pressed, time increases 10min. If [...]

HEALTH HEAT 13 Operation about 6 hrs 1 hr 1 hr 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 SETTING T SLEEP RUN BEGINS SLEEP RUN ST OPS 1 hr 1 hr 3 hrs about 3 h[...]

Operation Change-over switch Mark 1 2 3 ON Inverter Have rise and drop Swing OFF Fixed Frequency No rise and drop Not Swing 4 The collection temperature of indoor unit The collection temperature of wire controller . 14 Power Failure Compensation (to be applied for a necessary situation) After the power failure compensation is set, if power failure [...]

please check the following things about your air conditioner before making a servie call. Unit fails to start ON OFF Is the power sour ce switch adjust cut in? Is city supply power in normal? Power stoppage? Isn't the signal receiving section exposed to the direct sunlight or strong illumination? Isn't the earth leakage breaker in action?[...]

1 6 Malfunction Failure description Room temp. sensor abnormal E1 Indoor coil temp. sensor abnormal E2 Outdoor coil temp. sensor abnorma E4 Over-current malfunction E5 Communication malfunction between indoor PCB and panel E8 Communication malfunction between indoor PCB and outdoor PCB E9 Code on wired controller Outdoor temp. sensor abnormal E3 Hi[...]

17 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. W ater flowing sound is heard. [...]

18 Car e and Malntenance Points to observe T urn off the power supply switch. Do not touch with wet hand. Do not use hot water or volatileliquid. ON OFF Thinner Do not use! Benzine T ooth powder Cleaning CAUTION Do not dry the air filter with fire. Do not run the air conditioner without the air filter . Do not open the inlet grill until fan stops c[...]

19 For Pr eparation of Heating("Hot Keep") "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. W ait for approx. 2 to 3 minute, and the operation will be automatically[...]

20 Is The Unit Installed Corr ectly For inspection and maintenance When you change your addr ess 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 A void installing the[...]

Installation Manual For Wir e Contr oller 21 1. Remove upper part of wir e controller Remove upper part of wire controller by press. 2. Install wire contr oller (1) For exposed installation, use 2 wood screws . (2) For recessed installation, use 2 wood screws . Note T ry as far as possible a flat surface for installation. Don't use excessive f[...]

22 Installation Manual For Wir e Contr oller 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. Hint When make wiring, please keep a distance between wires and power supply cord. Hint T read surface of the terminal well so that shielding may not contact other part. Cord [...]

23 Installation Manual For Indoor Unit 1. Safety precautions W ARNING 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 r[...]

24 Installation Manual For Indoor Unit The indoor unit shall be installed at locations where cold and hot air could evenly circulated. The following locations should be avoided: Places with rich saline matters (seaside regions). Places with plenty of gas sulfides (mainly in warm spring areas where the copper tube and braze weld is prone to corrosio[...]

25 Installation Manual For Indoor Unit a b c d e f g h i 1002 483.5 131 1 105 255 105 880 970 220 a b c d e f g h i Fig 2 After selecting the unit installation location, pr oceed the following steps: Installation dimension: (Unit: mm) 1. Drill a hole in the wall and insert the connecting pipe and wire through a PVC wall-through tube purchased local[...]

26 Installation Manual For Indoor Unit Each of the air sending duct and air return duct shall be fixed on the prefabricated panel of the floor by the iron bracket. The recommended distance between the edge of the air return duct and the wall is over 150mm. The gradient of the condensate water pipe shall keep over 1%. The condensate water pipe shall[...]

27 Installation Manual For Indoor Unit Installation of indoor unit duct 1. Installation of air sending duct This unit uses rounded duct, the diameter of the duct is 180mm. The rounded duct needs to add a transition duct to connect with the air-sending duct of indoor unit, then connect with respective separator . As Fig. 1 shown, all the fan speed o[...]

28 Installation Manual For Indoor Unit Installing the suspension screw: Use M8 or M10 suspension screws (4,prepared in the field)(when the suspension screw height exceeds 0.9m,M10 size is the only choice).These screws shall be installed as follows with space adapting to air conditioner overall dimensions according to the original building structure[...]

29 Installation Manual For Indoor Unit In order to drain water normally , the drain pipe shall be processed as specified in the installation manual and shall be thermal insulated to avoid dew generation. Improper hose connection may cause indoor water leakage. Requirements The indoor drain pipe shall be thermal insulated. The connection part betwee[...]

30 Installation Manual For Indoor Unit Gas side ÿ15.88 Liquid side ÿ9.52 HDU-18CF03 HDU-28CF03 In installation, if there is refrigerant gas leakage, please take ventilation measures immediately . The refrigerant gas will generate poisonous gas upon contacting fire. After installation, please verify that there is no refrigerant leakage. The leaked[...]

31 Installation Manual For Indoor Unit V acuum pumping Open all valves Gas leakage detection Insulation treatment W ith a vacuum pump,create vacuum from the stop valve of the outdoor unit. Emptying with refrigerant sealed in the outdoor unit is absolutely forbidden. Open all the valves on the outdoor unit. Check with a leakage detector or soap wate[...]

32 Electric wiring W ARNING DANGER OF BODIL Y INJUR Y OR DEA TH TURN OFF ELECTRIC POWER A T CIRCUIT BREAKER OR POWER SOURCE BEFORE MAKING ANY ELECTRIC CONNECTIONS. GROUND CONNECTIONS MUST BE COMPLETED BEFORE MAKING LINE VOL T AGE CONNECTIONS. (1) Selection of size of power supply and inter connecting wires. Precautions for Electric wiring Electric [...]

HAIER GROUP Qingdao Haier Air Conditioner Electric Co., Ltd. Address: Haier Garden ,Qianwangang Road , Economic Development Zone, Qingdao ,Shandong 266500, P .R.C W eb Site: http://www .haier .com[...]