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Haier Au282xhera No Communications Error On Outdoor Diagnostic
Haier AU282XHERA no communications error on outdoor diagnostic
Haier AU282XHERA no communications error on outdoor diagnostic
(Posted by 48maxma 9 years ago)
Popular Haier AU282XHERA Manual Pages
User Manual - Page 1
Please keep this manual carefully before installing the units. R410A MULTI SPLIT SERIES ROOM AIR CONDITIONER
OUTDOOR UNIT INSTALLATION MANUAL
AU282XHERA AU342XHERA
NO.0010577255 A
Please read this manual safely for future use.
User Manual - Page 2
......3-4 Installation accessories 4 Choose the installation place 4 Installation dimensions(mm 4 Installation drawings of indoor and outdoor units 5 Matching of the indoor and outdoor units 6-7 Power source...8 Limitations on the installation 8-9 Refrigerant piping work 10-11 Purging method: to use vacuum pump 12 Wiring work...13-15 Test running...16 Items to confirm...16 Trouble shooting...
User Manual - Page 3
... grounded in accordance with the relative instructions set forth in strict compliance with specifications. It must be taken to avoid the risk of the air conditioner.
Installation shall be noticed that air conditioner system contains refrigerants, which require specialized waste disposal.
Unplug the air conditioner in the User's Guide carefully. The manufacturer does not accept...
User Manual - Page 4
...refrigerant by piercing or perforating the air conditioner's tubes with sharp or pointed items, crushing or twisting any tubes, or scraping the coatings off .
6.
Please check the circuit diagram about the fuse replaced.
2 Inadequate repairs may result in following situation 1. During installation... service agent or a similar qualified person.
3. Specifications
The refrigerating circuit...
User Manual - Page 5
... be strong enough to this manual.
Otherwise, water leakage, electric shock, fire risk or unit falling down causing injuries. When installing the unit, take in injuries or machine damages; Isolate power supply before the installation. Copper tube and welded part may result in severe consequences of a refrigerant leakage during unit installation, keep the unit at...
User Manual - Page 6
... and fluorescent lamps can be connected with enough space around.(Refer to drain easily, where piping can be supported sufficiently. Place, where the distance of parts Drainage elbow
Quantity 1
2
Rubber cushion
4
3
Clap
1
Choose the installation place
Place, robust not causing vibration, where the body can be spread in the vicinity, where inlet and...
User Manual - Page 10
... a distance where the power cable can be set up in the foundation bolts unit their length are 20 mm from the foundation surface.
2.Selecting a location for installation of the indoor units The maxinum allowable length of refrigerant piping, and the maxmum allowable height difference between all units
AU282XHERA AU342XHERA 25m max. 60m max.
8 A receptacle...
User Manual - Page 12
...refrigerant oil on half union and flare nut.
Attaching Drain-Elbow If the drain-elbow is used, please attach it as possible not to crush the pipe. Liquid pipe Gas pipe
6.35mm ( 1/4'' ) x 0.8mm 9.52mm ( 3/8'' ) x 0.8mm
2. Connection of gas side firstly makes working easier.
Use optional parts for piping set... they become low temperature in operation. Refrigerant piping work
1.
User Manual - Page 14
... again and vacuumize, fill up prescribed refrigerant from the service port, open 2way valve and 3-way.
CAUTION: If the refrigerant of the air conditioner leaks, it does not stop valve
Gauge maifold(R410A)
Vacuum pump(R410A)
2 .Open the handle at low pressure side. In case of gas leakage, tighten parts of pipe connection. If leakage stops...
User Manual - Page 15
...replaced by the manufacturer or its repair center or other similar qualified person.The connecting cable must use special circuit , and wiring by the qualified electrician according to avoid twist together. Slightly pull the wire outwards to avoid risk of electric shock, it is firmly held. Electric wiring Note:
The air conditioner must be installed...occur,and the air conditioner can not ...
User Manual - Page 16
...cause damage to its previous state. Wiring method of outdoor unit:
Power line Remove the repair board of the outdoor unit and loosen the wire cover A,then put the communication wire ...line with different dimensions to the same grounding wire end. Improper contact will damage the controller of air conditioner or the unit can not operate. 3. The wire cover shall press on the outdoor unit....
User Manual - Page 17
Example wiring diagram. A
Room name Model of indoor unit
Serial no. B
C
D 15 After installation, please fill in the following table for easy daily maintenance:
Indoor...-230V~, 50Hz
Please refer to the indoor unit installation manual to find detailly how to the system.
6.
Wiring work
5. Incorrect address setting will cause abnormal to set and check the communication address.
User Manual - Page 18
... firmly inserted into the terminal block? Please kindly explain to our customers how to operate through the instruction manual. Are the connection wiring of indoor and outdoor firmly fixed? Is power supply voltage abided by electric code? Is there any noise? Test running , please confirm the following works have been done successfully. 1) Correct...
User Manual - Page 19
...
25
between indoor and outdoor wrong address setting of indoor units, or faulty
units
PCB... indoor fan motors when heating, or refrigerant
overabundance
Low pressure switch is disconnected, ...be
(or ISPM)
blocked, or bad air circulation of outdoor unit
15
DC fan ...motors, or faulty PCB.
Trouble shooting
FAILURE CODE
1 2
3
STATE OF LED 5-4-3-2-1
TROUBLE SHOOTING
Faulty defrost sensor Te...
User Manual - Page 20
Address: Haier Garden, Qianwangang Road, Economic Development Zone,
Qingdao, Shandong 266555, P.R.China Web Site: http://www.haier.com HAIER GROUP Qingdao Haier Air Conditioner Electric Co., Ltd.
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