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02

INFORMATION

 

● When there is a drop in the external 

temperature, the heating capacity decreases. 

If this happens, please use another heating 

equipment and unit at the same time. (Make 

sure the room is well ventilated if you are using 

an equipment that produces fire.) Do not place 

any equipment that may produce a fire where 

the air outlets of the unit are or below the unit 

itself. 

 

● Once the unit starts, it takes some time for the 

room temperature to rise, as the unit uses a hot 

air circulation system to heat the room.

 

● If the hot air rises to the ceiling, causing the 

ground area to become cold, it is recommended 

that you use a circulating device (to circulate the 

indoor air). Please contact the agent for details. 

NOTE

The temperature should below 55°C during 

transporing. The safety device will be triggered 

if the temperature or humidity exceeds these 

conditions, and the air conditioner may not run.

for information on the things to note when operating the 

system. Operating modes of the outdoor unit (depends 

on the indoor unit): 

 

● Cooling. Heatling.

 

● Mix cooling & heating.
Specialized functions vary with the type of indoor 

unit. Refer to the installation/user manuals for more 

information.

 

● Unit is marked with the following symbols:

This symbol indicates that electrical and electronic 

products must not be mixed with unsorted household 

waste. Do not attempt to dismantle the system on your 

own. All works involved in dismantling the system, 

handling the refrigerant, oil and other components must 

be carried out by authorized installation personnel, 

and the works must be carried out in accordance with 

the applicable law. The unit must be disposed of and 

treated at special treatment facilities for reuse, and 

recycling. By making sure that this product is properly 

handled and disposed of, you help to minimize the 

negative impact on the environment and human health. 

For more information, please contact the installation 

personnel or local organization.

5 OPERATIONS

5.1 Operating Range

Cooling mode

Heating mode

Outdoor 

temperature

-5 (-151)~52°C (DB)

-25~19°C (WB)

Indoor 

temperature

15~24°C (WB)

15~30°C (DB)

Indoor 

humidity

≤ 80%2

Mix cooling & heating mode

Main cooling

Main Heating

Outdoor 

temperature

-5 (-151)~27°C (DB)

-5 (-151)~19°C (WB)

Indoor 

temperature

Cooling:15~24°C (WB)

Heaing:15~30°C (DB)

Cooling:15~24°C (WB)

Heaing:15~30°C (DB)

Indoor 

humidity

≤ 80%2

Notes:
1. -15°C cooling is possible only with the single MS box, 

otherwise, the minimum allowable cooling operating 

temperature is -5°C.
2. Condensation will form on the unit surface and water 

dripping out of the unit when the indoor humidity is 

beyond 80%.
3. The operating range is for VRF indoor units. There 

will be some differences when high temperature (HT) 

hydro modules are connected to the system.

5.2 Operating System

5.2.1 About the system operations

The operating program varies with different combinations 

of outdoor unit and controller. 
To protect this unit, please turn on the main power supply 

12 hours before you start to operate this unit.
If there is a power outage while the unit is running, the 

unit will automatically restart its operation when the 

power supply resumes.

5.2.2  Cooling and heating operation of 

inverter central A/C

The indoor units of this air conditioner can be controlled 

separately. And the indoor units in the same system can 

operate in cooling and heating modes simultaneously. 

However, the indoor units connected to the same port of 

the mode selection (MS) box cannot operate in heating 

and cooling modes simultaneously. Under such cases: 

1. If the first turned on indoor unit is operated in cooling 

mode, indoor units turned on thereafter in the heating 

mode will display the “E0” (mode conflict).
2. If the first turned on indoor unit is operated in heating 

mode, indoor units turned on thereafter in the cooling or 

fan mode will display the “E0” (mode conflict).

5.2.3 About the heating operation

Compared to the cooling operation, the heating operation 

takes a longer time.
Need to perform the following operations to prevent the 

heating capacity from dropping or prevent cold air from 

coming out of the system.

Defrost Operation 

In the heating operation, as the outdoor temperature 

decreases, frost may be formed on the heat exchanger 

in the outdoor unit, making it more difficult for the heat 

exchanger to heat up the air. The heating capacity 

decreases, and a defrosting operation needs to be 

performed on the system in order for the system to 

provide sufficient heat to the indoor unit. At this point, the  

indoor unit will show the defrost operation on the display 

screen.
The indoor fan motor will automatically stop running so 

as to prevent cold air from coming out of the indoor unit 

when the heating operation starts. This process will take 

some time. This is not a malfunction.

Содержание Amazon IV HR K3F-252 DN4S

Страница 1: ...itioner please read this manual carefully and keep it for future reference The figure shown in this manual is for reference only and may be slightly different from the actual product Amazon IV HR Seri...

Страница 2: ...ry Program 03 6 MAINTENANCE AND REPAIR 6 1 Maintenance after Unit has been Shut Down for a Long Period 03 6 2 Maintenance Before Unit is Shut Down for a Long Period 03 6 3 About the Refrigerant 04 6 4...

Страница 3: ...rate the air conditioner when applying fumigated insecti cide in the room This may cause chemicals to be deposited inside the unit and pose a danger to the health of people allergic to chemicals This...

Страница 4: ...C DB Cooling 15 24 C WB Heaing 15 30 C DB Indoor humidity 80 2 Notes 1 15 C cooling is possible only with the single MS box otherwise the minimum allowable cooling operating temperature is 5 C 2 Conde...

Страница 5: ...e running light is now off and the system stopped running Adjust Refer to the user manual for the controller on how to set the required temperature fan speed and air flow direction 5 3 Using the Dry P...

Страница 6: ...ins fluorinated greenhouse gases as stipulated in the Kyoto Protocol Do not discharge the gas into the atmosphere Refrigerant Type R 410A GWP Value 2088 Based on the applicable law the refrigerant mus...

Страница 7: ...inlets or outlets of the outdoor or indoor units are blocked by any obstacles Remove the obstacles and maintain good ventilation in the room Check if the filter is blocked please refer to the Maintena...

Страница 8: ...peration is set However a test operation is not performed for 30 minutes after power on Displayed on the unit with the error xP9 DC fan module protection Displayed on the unit with the error PL Compre...

Страница 9: ...g operation will become steam to be discharged out of the system 7 2 6 Fault symptom Noise from air conditioner indoor unit A zeen sound is heard the moment the system is powered on This noise is prod...

Страница 10: ...logy to move the units 9 DISPOSAL This unit uses hydrogen fluorocarbons Please contact the agent when you want to dispose this unit Based on the requirements of the law the collection transportation a...

Страница 11: ...16127000003327 V C...

Страница 12: ......

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