Haier ADH250H1ERG [12/28] Troubleshooting
![Haier ADH250H1ERG [12/28] Troubleshooting](/views2/1812488/page12/bgc.png)
Please check the following things about your air conditioner before making a service call.
When the air conditioner does not operate properly after you have checked the above mentioned items or when the following
phenomenon is observed, stop the operation of the air conditioner and contact your sales dealer.
The fuse or breaker often shuts down.
Water drops off during cooling operation.
There is a irregularity in operation or abnormal sound is audible.
Unit fails to start
ON
OFF
Is the power source switch
adjust cut in?
Is city supply power in
normal?
Isn't the signal receiving
section exposed to the direct
sunlight or strong illumination?
Isn't the earth leakage breaker
in action?
It is dangerous. Turn off the
power supply switch
immediately and contact the
sales dealer.
Power supply switch is not ON.
Cooling or heating is not sufficient
Is the thermostat adjust as
required?
Isn't the air filter dirty? Isn't any doors or windows
left open?
Doesn't any obstacle exist at
the air inlet or outlet?
Cooling is not 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?
Wait for
three
minutes
The followings are not malfunction
When the air conditioner is started, when the compressor starts or stops
during operation or when the air conditioner is stopped, it sometimes sounds
"shuru shuru" or "gobo gobo". It is the flowing sound of the refrigerant, and it
is not a trouble.
Water flowing sound is heard.
This is caused by heat expansion or contraction of plastics.Cracking sound is heard.
It smells. Air which blows out from the indoor unit sometimes smells. The smell results
from residents of tobacco smoke or cosmetics stuck inside of unit.
When the air conditioner is used at restaurant etc. where dense edible oil
fume is always exists, white fog sometimes blows out of air outlet during
operation. In this case consult sales dealer for cleaning the heat exchanger.
During operation, white fog comes out
of indoor unit.
Unit does
not start
It is switched 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. (During this time air conditioner operates
in fan mode.)
The air conditioner can not be restarted
soon after it stops.
Air does not blow or the fan speed can
not be changed during dehumidifying.
During operation, operation mode has
changed over automatically.
Water or steam generates from the outdoor
unit during heating.
When it is excessively cooled during dehumidifying, the blower
automatically repeats reducing and lowering the fan speed.
Isn't the AUTO mode selected?
In the case of AUTO mode, operation mode is changed automatically from
cooling to heating or vise-versa according to the room temperature.
This results when frost accumulated on the outdoor unit is removed (during
defrosting operation).
Power
stoppage?
Troubleshooting
12
Содержание
- Adh071m1erg adh071m3erg adh090m1erg 1
- Adh105h1erg adh125h1erg adh140h1erg adh160h1erg 1
- Adh105m1erg adh125m1erg adh140m1erg 1
- Adh200h1erg adh250h1erg 1
- Contents 1
- Duct type air conditioner operation manual and installation manual 1
- Keep this operation manual for future reference 1
- This product must only be installed or serviced by qualified personnel please read this manual carefully before installation 1
- Disposal requirements 2
- Important information rega rding the refrigerant used 2
- Warning 2
- Cautions 3
- We recommend that you read this instruction manual carefully before using your air conditioner to gain full advantage of the functions and to avoid malfunction due to mishandling or incorrect operation the precautions described below are warnings and cautions these are very important precautions concerning safety be sure to observe all of them without fail 3
- Cautions 4
- 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 situation make sure to observe these safety precautions faithfully because they are very important information to ensure the safety symbols which appear frequently in the text have following meanings 5
- Cautions for installation 5
- Cautions for transfer or repair 5
- Safety precautions 5
- Strictly prohibited observe instructions faithfully provide a positive grounding 5
- When you have read through the manual keep it always at hand for read consultation if the operator is replaced make sure to hand over this manual to the new operator 5
- Cautions for operation 6
- Safety precautions 6
- Adh071m3erg 7
- Adh105 125 140 160 200 250h1erg static pressure level selection can also be achieved by infrared remote controller method is step a set the infrared remote controller at condition fan mode fan speed high step b then aim the remote controller at the infrared remote receiver re 02 press health button 4 n times 1 n 7
- Adh200h1erg adh250h1erg 7
- All the cables shall have got the european authentication certificate during installation when the connecting cables break off it must be assured that the grounding wire is the last one to be broken off 6 the power cable and connect cable should be self provided 7 the breaker of the air conditioner should be all pole switch and the distance between its two contacts should be no less than 3mm 8 the indoor unit installation height is at least 2 m 9 a leakage breaker must be installed 10 10 for adh071m1erg adh090m1erg we can get the 4 different esp through adjust the indoor unit pcb sw1 4 and sw1 5 please refer below 7
- Applicable ambient temperature range the machine is adaptive in following situation 7
- Attention cut off the power supply to adjust the sw1 4 and sw1 5 or else the operation is invalid 10 for adh071m3erg adh105m1erg adh125m1erg adh140m1erg adh105h1erg adh125h1erg adh140h1erg adh160h1erg adh200h1erg adh250h1erg you can select 10 levels static pressure 2 level is the factory default static pressure level for different models even the static pressure level is the same the actual static pressure value is different static pressure selection need achieved by wired controller refer wired controller s manual to get details 7
- Factory default 7
- For ad105 125 140m1erg 7
- If the supply cord is damaged it must be replaced by the manufacturer or its service agent or a similar qualified person 3 if the fuse on the indoor pc board is broken please change it with the type of t 3 5a 250v for adh105 adh125 adh140m1erg or the type t5a 250v for adh071m1erg adh071m3erg adh090m1erg t8a 250v for adh105 125 140 160h1erg adh200h1erg adh250h1erg 4 the wiring method should be in line with the local wiring standard 5 the power cable should be h05rn f 3g 4 m 7
- Integer within 12 seconds then the receiver will beep n 1 times the static pressure level n is been set successfully 7
- Note for infrared remote controller yr hbs01 need press on off button make the controller s at off status first then open the button cover press fresh button will enter fan mode interface 7
- Outdoor unit 1uh071 090 105n1erg or h05rn f 3g 6 m 7
- Outdoor unit 1uh125 140 160p1erg or h05rn f 5g 4 m 7
- Outdoor unit 1uh125 140p1ek or h05rn f 5g 4 m 7
- Outdoor unit 1uh200 250w1erk the connecting cable should be h05rn f4g 2 m 7
- Safety precautions 7
- Adh071m1erg 8
- Adh071m3erg 8
- Adh090m1erg 8
- Adh105h1erg adh125h1erg adh140h1erg adh160h1erg 8
- Adh105m1erg adh125m1erg adh140m1erg 8
- Adh250h1erg adh200h1erg 8
- Parts and functions 8
- Parts and functions 9
- Heating mode 10
- Care and maintenance 11
- Troubleshooting 12
- Indoor unit trouble shooting 13
- Troubleshooting 13
- Accessories 14
- Accessories 15
- Precaution for installation 16
- Is the unit installed correctly 17
- Installation procedure 18
- Installation procedure 19
- Installation procedure 20
- Installation procedure 21
- Installation procedure 22
- Installation procedure 23
- Installation procedure 24
- Installation procedure 25
- Move and scrap the air conditioning 26
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