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Popular Haier AB422XCBAA Manual Pages
Service Manual - Page 8
... indoor units Piping length Total length
-- power input
W
3800
3800
EER or COP Dehumidifying capacity Power cable
W/W 10‐³×m³/h
--
2.50 /
3 ×...Specifications
Item
Model
AU282XHBAA
Function
-- Cooling
Heating
Capacity
BTU/h
28000
33000
Capacity
W
8200
9700
Total power input
W
3300
3200
Max. Weight
Net / Shipping
kg / kg
82/90
Refrigerant...
Service Manual - Page 15
...Noise level
H/M/L
dB(A)
Weight Refrigerant Pipe
Net / Shipping Type Liquid
kg / kg -- >a__WcU[S^ a`V[e[a`Wc
Item
Model
Function
--
mm
Piping
Gas
mm... W
Heat exchanger
Air-flows (H/M/L) Type / Diameter
m³/h mm
Total area
m²
Temp. Power source
N, V, Hz
Running current Fan
Type × Number
A -- Capacity
BTU/h
Capacity
W
Dehumidifying capacity
10‐³...
Service Manual - Page 57
..., the corresponding unit number and the trouble code will display after set timing, there is no affect on ; Min.
Unit number trouble code display area-when the air conditioner in this area. 7 - Cancel
Cancel the present setting before setting timing function, please calibrate the current clock. 6 - 5.4 Weekly timer
>a__WcU[S^ a`V[e[a`Wc
2
1
Instruction:
1 -
the symbol of the...
Service Manual - Page 58
... with two same model air conditioners by the 2-core screw fixed terminals (A and B) of air conditioner interface; >a__WcU[S^ a`V[e[a`Wc
Connecting method
1.
CHECK DEMAND
SWING MANUAL
C ROOM TEMP.
the address number setting shall be suited.
-58- CEN.ADD. Use weekly timer to realize weekly timing function,applicable for specific setting and corresponding address, please...
Service Manual - Page 60
... confirm the function settings and send to the air conditioner corresponding to unitarily set a desired room temperature, clock and time. Lighted indicates the unit is in "off key Display of temperature setting
Display of CENT...key To determine the selected unit number during group selection, the of self-check code
Direction keys Up Down Left Right Used to select unit on/off
AUTO
TEMP
...
Service Manual - Page 61
... setting, room temperature,timer,error code,...air conditioning unit with a two-digital switch for locking key function of multiple functions. The key for setting controller address.
5. Unit number setting function: To enrich the control functions of Haier commercial air conditioner...MANUAL
C ROOM TEMP. CEN.ADD. >a__WcU[S^ a`V[e[a`Wc
1. LCD display function: The LCD could be set...
Service Manual - Page 86
... exclusive use accessory parts and authorized parts for earthquakes and the strong winds of ground wires can result from which sold you perchased the equipment, and make the installation accordingly. Improper connection or securing can result from a falling of the cable is mentioned. When setting up or moving the location of the air conditioner, do not...
Service Manual - Page 92
... screw into the block terminal and then tighten the screw. Replace the air intake screen. Wiring diagram:
WB LN
Y/G R R PQ...capping clips must be spot grounded. Incorrect wiring may damage air conditioner's control or cause operation failure.
-92- >a__WcU[S^ ...
Do not link the connecting and signal wire with installation material. Arrangement drain hose Drain hose shall be covered ...
Service Manual - Page 94
... to let external force exercise on following the installation manual. Any improper installation would result in water leakage, electric shocks and fires. During installation, if the refrigerant is not leaked, because the leakage of serious consequences in the ! The cable shall not be caused. Don't install the air conditioner where a flammable gas would be probably produced...
Service Manual - Page 95
...installation, the air conditioner shall be Y connection. The singnal wire must be installed, otherwise electric shock or other accidents would occur. BE SURE TO READ INSTALLATION MANUAL FOR INDOOR UNIT WITH THIS MANUAL... 6. Spanner 7. Refrigeration Oil
Self-contained Accessories
No. For connection of the national standard. FAILURE TO FOLLOW THESE INSTRUCTIONS COULD CAUSE SERIOUS INJURY...
Service Manual - Page 96
... attached in the bag with the following accessories. Install the indoor unit where the drainage is delivered with this Installation manual. Install the indoor unit where there is no T.V set, radio set, and wireless appliance Underneath, and the sunlight lamp is on the wall, the indoor unit shall be supported.
No.
1
Name Remote
controller
and
shape
2 Batteries
3
4
5
Mounting...
Service Manual - Page 105
... side)
High pressure gauge VLVH Meter separator
Completely tightened Flare part
Discharging valve
Completely tightened Flare part
Mainhole
Dropping valve
Indoor units
Outdoor units 2-way valve totally ... mode as possible not to prevent the nitrogen entering the circulation system of refrigerant pipe, it shall perform air tightness test. Be careful not to Fig. Second step: 1.5Mpa (15kg...
Service Manual - Page 145
...signal, external alarm input: ALARM（1-3 short circuit is normal, if cut off, air conditioner stops work.） Note: For convertible type, cassette type, duct type units, ...937;+-3%，B25/50=3700K+-3%，range:（-20，90）
CN7--control external load, fresh air control: FRESH（1. power supply 5VDC, 2. remote signal, 4. power supply 0VDC, 3. power ...
Service Manual - Page 160
... ? no
Switch on air conditioner again after 1 minute
yes
Does the same
no
fault occur before ? TIMER feature, supply failure, thunder storm, interference from other appliances, etc.) Explain causes of check points when power-on
1.Is supply voltage acceptable? 2.Is temperature setting correct? (e.g. yes
Switch off , and voltage and current of fault to replace mainboard.
Service Manual - Page 164
... fan motor and capacitor
yes
Is filter or heat exchanger dirty? yes
yes
Refrigerant charge is needed replace PCB
Does indoor fan motor work properly in cooling cycle?
yes
Air conditioner is provided with all models.
Is there a leak? replace discharging sensor
yes
replace PCB
Are high pressure and no
Is piping twisted or deformed?
yes
Conduct...
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