Haier AU422BIBAA manual

No. * 0010571564 After reading this attached manual, please keep it pr operly . If the user is changed, please do give this manual to him For the sake of safety and in order to use the air conditioner correctly , please read this manual and the operation manual of indoor unit car efully before using 7-10 14 11 3-6 1 2 Electric W iring CONTENTS Inst[...]

Characteristics of Pr oducts Characteristics of Products 1.220~230V normal power , suitable for both commercial use and home use. 2.Free choice of wire control and remote control. 3.Several types of indoor units, free combination of specification. 4.Single outdoor unit, space-saving and cost-saving. 5.Far distance network technology , realize the i[...]

If still using the unit under this circumstance, the air conditioner may be damaged and may also cause electric shock or fire accidents. When needing repair , please ask the after- sales service work for help. Improper maintenance and repair may cause water leakage, electric shock and fire. If abnormal conditions (sear smell) occur , please stop th[...]

Name of Parts 3 1 2 4 Repair panel Air inlet Air outlet Air inlet Note: Do not block the air inlet and air outlet, otherwise the performance of the air conditioner may be lowered. 1 2 3 4 2[...]

Installation pr ocedure Install indoor unit 1.Choose installation place The chosen installation place should meet the following requirements and get the userís consent. Place air can freely circulate. Place can perform level installation. The condensate water can be drained smoothly . Place where the noise and hot air will not disturb the neighbor[...]

Installation instruction The following is the manual mentioned standard accessories, please check them by yourself. Amount 6 Name Use screw bolt (M10) and screw nut to tightly fix the outdoor unit on its bracket, and keep it level. When install on the wall or roof, fix the bracket firmly and reliably to prevent from the attack of earthquake or stro[...]

Installation instruction Please perform the fastening of the screw nut according to the specified torque 2. W elding method of pipe (1)The refrigerant pipe should use clean new pipe. When performing work, pay attention to preventing vapor , dust from entering into the pipe. (2)When loosening and fastening the connection screw nut, do use two hands [...]

Installation instruction 4.Air discharging method According to the method of the Figure shown, discharge the air in the indoor unit and pipe out. (1)Remove the valve cap of little stop valve of the outdoor unit. (2)Loosen the thick flare screw nut connected to big stop valve for about 1~1.5 circle. (3)Use spanner (hexagon spanner) open (turn anti-c[...]

The Creepage breaker must be installed. If not installing Creepage breaker may easily cause electric shock. After wiring, please power on the unit to detect electricity leakage. If the power cable is damaged, in order to avoid danger , it must be changed by the manufacturer or its repair center or the similar professional personnel. For the power c[...]

Electric wiring Power cable (connect through outdoor unit) Remove the repair panel of the outdoor unit, loosen the wire holding clamp A, then put the active wire, null wire and grounding wire of power cable through the wire holding clamp A and connect to the relative terminal block. After finishing connection, press the wire holding clamp A to the [...]

Electric wiring Note: The pressing method when ther e is not terminal block Connect the wire of the same diameter to the two sides of wire ends. Do not connect the wire of the same diameter to the same side of the wire end. Do not connect the wires of different diameter together . T erminal block of indoor unit (A system) T erminal block of indoor [...]

10 Electric wiring 1. Safety checking * ** If the joint of pipe leaks? ** How about the thermal insulation of the joint of the pipe? ** If the electric wire connection of the indoor and outdoor unit is inserted ** firmly in the wiring board? ** If the electric wire connection of the indoor and outdoor unit is fixed firmly? ** If the arrangement of [...]

Operation and performance 3 minutes delay function If start the unit immediately after its stop, the compressor will operate after 3 minutes have elapsed to protect the unit. The characteristic of HEA TING operation During operation, if the outdoor temperature is too high, the fan motor of outdoor unit will automatically change to low fan speed. Ab[...]

T roubleshooting T rouble code display E3 E5 Phenomenon of outdoor unit trouble The trouble of outdoor ambient temperature sensor The trouble of outdoor coil temperature sensor Over electric current protection CT wire breaks The flashing time of indicator light on outdoor control panel Indoor control panel indication 1 (A, B systems indicate togeth[...]

T roubleshooting Symptom Cause Blow out mist or water overflow The fan motor of outdoor unit automatically stop to perform defrosting. * During operation, in operation and shortly after unit stop, there is a sound of water flow; within 2~3 minutes after operation start, sometimes the sound becomes larger , this is the sound of refrigerant flowing a[...]

Muffler One-way valve Pipe system chart 14 Indoor unit Outdoor unit 4-way switch valve Compressor Indoor heat exchanger Outdoor heat exchanger HEA TING operation COOLING operation Note: The wiring diagram is pasted inside the unit. Stop valve Indoor heat exchanger Compressor Gas and liquid separator Gas and liquid separator Muffler 4-way switch val[...]