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Operation & Installation
Manual

No. 0010572912
           A

DUCT  TYPE  AIR  CONDITIONER

AD142AMBIA
AU142AFBIA

Please read this operation manual before using the air conditioner.

Summary of Contents for AD142AMBIA

Page 1: ...Operation Installation Manual No 0010572912 A DUCT TYPE AIR CONDITIONER AD142AMBIA AU142AFBIA Please read this operation manual before using the air conditioner ...

Page 2: ...CE 9 10 INSTALLATION MANUAL FOR OUTDOOR UNIT 11 14 INSTALLATION MANUAL FOR INDOOR UNIT 15 20 SAFETY PRECAUTIONS 3 5 PARTS AND FUNCTIONS 6 CAUTIONS 2 INSTALLATION MANUAL FOR ELECTRIC WIRING 21 INSTALLATION MANUAL FOR WIRE CONTROLLER 22 CHECK AND TEST RUN 23 ...

Page 3: ...n an appropriate anti pollution method of disposal Disposal of the packaging of your new air conditioner All the packaging materials employed in the package of your new air conditioner may be disposed without any danger to the environment The cardboard box may be broken or cut into smaller pieces and given to a waste paper disposal service The wrapping bag made of polyethylene and the polyethylene...

Page 4: ...dent by some improper handing Do not install nearby the place where may have leakage of flammable gas Depending on the place of installation a circuit breaker may be necessary Drain pipe should be arranged to provide a positive draining If the gas leakes and gathers around it may cause the fire Unless the circuit breaker is installed it could cause elecrical shocks Where strong winds may prevail t...

Page 5: ...injury If the system is operated at the vicinity of such equip ment which generates steam condensed water may drip during cooling operation or it could cause a fault current or short circuit When operating the system simultaneously with a combustion apparatus indoor air must be ventilated frequently Check occasionally the support structure of the unit for any damage after a use of long period of t...

Page 6: ...ication certificate 6 The power supply connects from the outdoor side 7 The breaker of the air conditioner should be all pole switch and the distance between its two contacts should be no less 3mm 8 The indoor unit installation height is at least 2 5m 1 Applicable ambient temperature range The machine is adaptive in following situation Note Part of the power supply of the air conditioner are not p...

Page 7: ...PARTS AND FUNCTIONS Indoor Unit Outdoor Unit 6 Air inlet Air outlet Drain hose Connecting piping and electrical wiring 14 Motor inside Fan inside Air outlet gille Evaporator ...

Page 8: ...sufficient Isn t sun shine invading direct Isn t any unexpected heating load generated Isn t the room much crowded Isn t the swing louver horizontal At HEATING mode If swing louver is horizontal the blow wind does not reach floor The wind does not blow during heating operation Isn t it warming up page 9 When the air conditioner does not operate properly after you have checked the above mentioned i...

Page 9: ...tched into the FAN mode during cooling To prevent frost from being accumulated on the indoor unit heat exchanger it is sometimes automatically switched to the FAN mode but it will soon return to the cooling mode Even if the operation switch is turned on cooling dehumidifying or heating is not operable for three minutes after the conditioner is stopped Because the protecting circuit is activated Du...

Page 10: ...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 CAUTION Pre Season Care See that there are no obstacles blocking the air inlet and air outlet of both indoor and outdoor units Make sure that the air filter is not dirty Cut in the power supply switch 12 hours before starting run Post Season Care Oper...

Page 11: ...eration WARMING OPERATION Heat pump type warming Defrosting operation Atmospheric temperature and warming capacity Period of warm up With the heat pump type warming the mechanism of heat pump that concentrate heat of outdoor air with the help of refrigerant to warm the indoor space is utilized When a room is warmed with a heat pump type air conditioner frost accumulates on the heat exchanger of ou...

Page 12: ... place where salt breeze blows Seaside etc The place where dense soot smoke exists The place where humidity is extraordina rily high The place where near the machine which radiates the electromagnetic wave The place where voltage variation is con siderably large For details consult your sales dealer The electric work must be burden on the authorized engineer with qualification for electric work an...

Page 13: ...rhead space is needed for the unit Mount guide louvers to place where short circuit is a possibility When installing several units secure sufficient suction space to avoid short circuiting Heat Pump model Cooling Only model WARNING BE SURE TO READ THESE INSTRUCTIONS CAREFULLY BEFORE BEGINNING INSTALLATION FAILURE TO FOLLOW THESE INSTRUCTIONS COULD CAUSE SERIOUS INJURY OR DEATH EQUIPMENT MALFUNCTIO...

Page 14: ...liquid piping Check flare connected area for gas leakage 90 0 5 4 Piping connection Forced fastening without centering may damage the threads and cause a gas leakage Connecting method Apply refrigerant oil at half union and flare nut To bend a pipe give the roundness as large as possible not to crash the pipe When connecting pipe hold the pipe centre to centre then screw nut on by hand refer to Fi...

Page 15: ... tightening make flaring work again the return to the beginning of 3 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 1 Detach the service port s cap of 3 way valve the valve rod s cap for 3 way valve and 3 way s connect the service port into the projection of charge hose low for gaugemanifold Then connec...

Page 16: ...When strength is insufficient injury can result from a falling of the unit Execute the prescribed installation construction to prepare for earthquakes and the strong winds of typhoons and hurricanes etc Improper installations can result in accidents due to a violent falling over of the unit For electrical work please see that a licensed electrician executes the work while following the safety stan...

Page 17: ...t drainage c Places free from air disturbances to the suction port and blowout hole of the indoor unit places where the fire alarm may not malfunction or short circuit d Places with the environmental dew point temperature is lower than 28 C and the relative humidity is less than 80 When installing at a place under a high humidity environment pay sufficient attention to the prevention of dewing suc...

Page 18: ...utlet of duct and the air outlet of air conditioner should be no more than 5 0m use red motor plug When install the duct hidden type indoor unit the return air box must be designed and installed as Figure3 Figure4 The distance between the air outlet of duct and the air outlet of air conditioner should be no more than 1m a Figure of installation dimension unit mm There should be no obstacles within...

Page 19: ... Use M8 or M10 hoisting screw 4 prepare on site When the height of hoisting screw is more than 0 9m you must use M10 their gaps refer to the dimension of air conditioner according to the original structure and the following method to install Wood structure Put up the frame wood on the beam and mount the hoisting screws Beam Use embedded parts and foot screw etc to mount Knife type embedded part Lo...

Page 20: ... the supporting frame should be set every 1 5 2m to prevent pipe from rise and fall For the centralized connection pipe please perform work as the following Figure shown Pay attention not to exerting external force to the connection part of the drain hose In order to normally drain water the drain hose should be mated according to the installation manual In order to avoid dew forming thermal insul...

Page 21: ...PVC pipe VP 20mm inside diameter Material of connection pipe Material of thermal insulation Perform with two spanners When performing the connection work of flare nut connect all the refrigerant pipe When connecting the connection pipe of indoor unit must use two spanners to perform For the installation torque please refer the following Table Connection of refrigerant pipe Material of connection p...

Page 22: ...ording to crimp connection method of connecting line Reinstall air inlet grill 1 Installation fixing Fix outdoor unit on the installation bracket firmly using bot M10 and nut and keep it on horizontal level When installing on the wall or on the roof fix the bracket firmly to prevent earthquake or storm Be sure to use rubber damping cushion to reduce unit vibration 2 Installation of drain elbow 3 C...

Page 23: ...se keep a certain distance between signal wire and electric wire over 10mm Dimension of signal wire Type of wire Shield wire 4 cords Dimension 0 33mm 2 3 Indoor unit wire connection Connect the terminals A B C D on the wire controller to the terminals on the indoor PC panel A B C D respectively The connection between indoor unit and wire controller and indoor unit and outdoor unit should use shiel...

Page 24: ...ong to connect them together A leakage breaker must be installed Parameters of power supply H07RN F 3G 2 5mm2 Connection method is Y connection If the power cord is damaged it must be replaced by professional people of manufacturer or its maintenance department or similar to avoid dangers 4 Installation check and test run Require customers to use air conditioner according to the operation manual T...

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