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DUCT TYPE AIR CONDITIONER
Operation & Instruction
Manual
AD242AHBEA
AD28NAHBEA
AD36NAHBEA
AD42NAHBEA
AD52NAHBEA
No. 0010573192
E
Please read this operation manual before using the air conditioner.
Please keep this manual carefully and safely.
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Table of Contents Cautions 2 Safety Precautions 3-5 Parts and Functions 6 Malfunction 7- 8 Care and Maintenance 9 For Preparation of Heating( "Hot Keep") 10 Is The Unit Installed Correctly 11 Installation Manual For Indoor Unit 12-20 Installation Manual For Electric Wiring 21 1
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Cautions Disposal of the old air conditioner important observations relating to the assembly, operation and maintenance of the Before disposing an old air conditioner that air conditioner. goes out of use, please make sure it's inoperative and safe. Unplug the air The manufacturer does not accept conditioner in order to avoid the risk of responsibility for any damages that may arise child entrapment. due to non-observation of the following instruction. It must be noticed that air conditioner sys
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Safety Precations 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 " WANING" means that an improper handing could lead to a grave result like a death, serious injury, etc. However, even if precautions are shown in the column of " CAUTION", a very serious problem could occur depending on
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Safety Precautions CAUTION Do not wash the air conditioner with water. Make sure to use a fuse of proper electric Do not install the system where the air outlet reaches directly the flora and fauna. rating. Use of steel or copper wire in place of a fuse is strictly It could cause electric shocks. It will not be good for their health. prohibited because it could result in a trouble or fire accident. It is strictly prohibited to place a container of Neither stand on the air conditioner nor Do not
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Safety Precautions The machine is adaptive in following situation 1. Applicable ambient temperature range: Rated Maximum Minimum DB C 27 32 18 Indoor WB C 19 23 14 Cooling DB C 35 43 10 outdoor WB C 24 26 6 20 27 15 DB C Indoor Heating 14.5 -- -- WB C 7 24 -7 DB C outdoor 6
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Parts and Functions Indoor Unit Air outlet Duct Duct Drainpipe Air inlet 6
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Malfunction please check the following things about your air conditioner before making a servie call. Unit fails to start Is the power source Is city supply power in Isn't the signal receiving Isn't the earth leakage switch adjust cut in? normal? section exposed to the breaker in action? direct sunlight or strong ON illumination? It is dangerous. Turn off OFF Power the power supply switch stoppage? immediately and contact Power supply switch is the sales dealer. not ON. Cooling or heating is not
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Shuru Shuru Malfunction The followings are not malfunction When the air conditioner is started, when the compressor starts or Water flowing stops during operation or when the air conditioner is stopped, it sound is heard. sometimes sounds "shuru shuru" or "gobo gobo". It is the flowing sound of the refrigerant, and it is not a trouble. Cracking sound is heard. This is caused by heat expansion or contraction of plastics. It smells. Air which blows out from the indoor unit sometimes smells. The s
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Care and Maintenance Points to observe Turn off the power supply switch. Do not touch with wet hand. Do not use hot water or volatileliquid. Do not ON use! Thinner Benzine OFF Tooth powder CAUTION Do not open the inlet grill until fan stops completely. Fan will continue rotating for a while by the law of inertia after operation is being stopped. Cleaning CAUTION Do not dry the air filter with fire. Do not run the air conditioner without the air filter. Care and Cleaning of the unit Clean w
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For Preparation 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. Wait for approx. 2 to 3 minute, and the operation will be automatically changed to the ordinary heating mode. Defrosting operation (in the heating mode): When it is liable to frost. the heating operation is stopped automatically for 5 to 12 minut
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Is The Unit Installed Correctly 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 installing the air conditioner Install the unit at well ventilated Install the air conditioner firmly on near the place where possibility of place. the foundation that can fully support inflammable gas leakage exists. the weight of the unit. Explosion (Ignition) may occur
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Installation Manual For Indoor Unit 1. 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, WARNING and , those points which are related to the strong possibility of an installation done in error CAUTION resulting in death or serious injury are listed in the W section. However ARNING , there is also a
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Installation Manual For Indoor Unit NOTICE 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. WARNING BE SURE TO READ THESE INSTRUCTIONS CAREFULLY BEFORE BEGINNING INSTALLATION. FAI- LURE TO FOLLOW THESE INSTRUCTIONS COULD CAUSE SERIOUS IN
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Installation Manual For Indoor Unit 3. Preparation before installation (1) The position relation among hoisting screw (unit: mm) 360 890 250 600 AD242AHBEA AD28NAHBEA Down side Up side 750 360 1270 250 853 853 AD36NAHBEA AD42NAHBEA AD52NAHBEA Down side Up side 1103 (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, i
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Installation Manual For Indoor Unit Hanging bolt 4. Installation of indoor unit M10 nut M10 washer 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. M10 spring washer Main unit Note When the dimensions of main unit and ceiling holes does not match, it can be adjusted with the slot holes of hanging bracket. Piping side Adjusting to the levelness Supply water (a) Adjust the out-o
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Installation Manual For Indoor Unit (d) When constructing drain piping for several units, Secure the elevation as high as possible (approx. 100 mm) position the common pipe about 100 mm below the drain outlet of each unit as shown in the sketch. Use VP-30(11/4") or thicker pipe for this purpose. A downhill grade of VP 30 (e) The stiff PVC pipe put indoor side should be heat insulated. 1/100 or more (f) Avoid putting the outlet of drain hose in the places with irritant gas generated. Do not inser
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Installation Manual For Indoor Unit The length difference among every duct is limited below 2:1. Reduce the length of duct as possible as can. Reduce the amount of bend as possible as can. Use heat insulation material to bind and seal the part connecting main unit and the flare part of air discharging duct. Perform duct installation work, before the fitment of ceiling. Bad example Bad example Good example 7. Calculation method of the dimension of the simple quadrate air duct Presuming the unit
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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 Special air discharging outlet duct. (locally bought) The duct installation work should be finished Use screw bolt to fix before the fitment of ceiling. The duct must be heat insulated. The specific air-discharging outlet should be installed at Duct the place where the airflow can be reasonably distributed. The surface should leave a ch
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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. Figure I shows the position of fan controller in the electric box and operation method. After finishing the electric work, perform test r
