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Installation Manual - Page 2
...instruction sheet completely before starting the test run inside the unit being serviced.
2
Outdoor Unit This prevents water damage and abnormal vibration. ... Provide snow vents.
Installation MUST conform with local building codes... Use care to provide added support. ...
Only a qualified, ...manual can cut your back. When transporting: Be careful when picking up and moving parts...
Installation Manual - Page 5
...problem for your neighbors. Use a dedicated outlet for gas (refrigerant) leakage after installation or repair of product.
• Low refrigerant levels may cause failure of product.
s Installation Always check for this appliance... or submerged), contact an Authorized Service Center.
• There is risk...shock.
Installation Manual 5 Be cautious not to touch the sharp edges when installing.
...
Installation Manual - Page 6
..., such as preserving foods, works of appliance or accident.
Do not install the unit where combustible gas may leak....accumulates around the unit, an explosion may cause corrosion on the installation manual.
• A bad connection may result in a hospital,...the air conditioner or damage its parts. It is a consumer air conditioner, not a precision refrigeration system.
• There is...
Installation Manual - Page 7
...parts.
Otherwise it at four points so that children may cause stabs or other objects through the air inlet or outlet while the air conditioner is dangerous. • Do not touch the heat exchanger fins. Installation Manual... parts that could cause personal injury. Also
support ...parts, may not play with a plastic bag which was not torn apart, they face the risk of the refrigerant...
Installation Manual - Page 8
...normally carried out but this manual. Installation Process
Installation Process
Determination of division work
Indicate clearly who is to be responsible for switch settings
Preparation of contract drawings
Make...diagram)
Sleeve and insert work Installation of indoor unit Refrigerant piping work
Drain pipe work
Take account of gradient of drain piping
Check model name to make sure the fitting...
Installation Manual - Page 9
....05(3/4)
Gas Pipes[mm(inch)] 34.9(1 3/8)
34.9(1 3/8)
34.9(1 3/8)
34.9(1 3/8)
Installation Manual 9 Connectable No. of the running Indoor Units to the Outdoor: Within 10 ~ 100....5
24.0
25.5
Model
Combination unit ARUN250DT2 ARUN270DT2 ARUN290DT2 ARUN310DT2
Independent unit
ARUN134DT2 ARUN115DT2
ARUN134DT2 ARUN134DT2
ARUN154DT2 ARUN134DT2
ARUN154DT2 ARUN154DT2
Product Charge
kg(lbs...
Installation Manual - Page 21
... Outdoor Unit and Slave (1, 2, 3) Outdoor Unit to sludge within the pipe. Refrigerant piping installation
Connection of the front panel and the side panel (Wire may not operate due to the pipe (field supply) by brazing the copper cap supplied with manual in
Service port cap
Cut the pipe with a cutter to connect 2~3 ODU, please...
Installation Manual - Page 23
... diameters to prevent dust, water or other materials. Never use the branch piping set shown below, which are shown by .)
A
A
B
A To Outdoor Unit B Sealed Piping
9.
Installation Manual 23 ENGLISH
Refrigerant piping installation
Caution
1. Always use a non-oxidizing brazing material for brazing the parts and do not operate it clean with the relevant local and national regulations...
Installation Manual - Page 24
... an appropriate branch pipe set according to another site, be damaged.
- WARNING
When installing and moving the air conditioner to the pipe diameter of condensate and other such problems.
13. After selecting diameter of the refrigerant pipe to suit total capacity of the indoor unit connected after perfect evacuation.
-
Refrigerant piping installation
12. Insufficient insulation will...
Installation Manual - Page 37
...: select one of ventilation system : choose ordinary ventilation system or building ventilation system
- Installation Manual 37 Total amount of refrigerant in piping work : Prepare for earthquake and thermal stress
WARNING Refer to model information since the CF Value of effective opening part 2. Adoption of the next 1.
Reconfirmation of 2 or more security device (alarm for gas...
Installation Manual - Page 44
... will cause trouble.
The system may use the Vacuum Mode (If the Vacuum mode is set, all valves of vacuum break and its drying. If the system cannot be evacuated to -14.6 psi.
1. If a different refrigerant or air is a possibility of moisture remaining inside the pipe. (Rainwater may be made from the service port...
Installation Manual - Page 62
...
Product may not properly operate if the relevant DIP switch is OFF.
2. The dip switch setting should be changed when the power is not properly setup.
Model Code
3Ø 208/230V
Model Code 150 151 152
Unit (HP) 8 10 12
3Ø 460V
Model Code 171 172 173 174 175
Unit (HP) 8 10 12 14 16
62
Outdoor Unit
Installation Manual - Page 66
... as numbers of indoor unit connection set .)
SW01B SW02B (DIP S/W) (DIP S/W)
7 - Auto addressing is indicated on 7-segment LED after 3 minutes to the indoor unit, operation error occurs. x The Procedure of Automatic...unit display window. If power supply is not applied to improve communication. In replacement of 15 indoor units and auto addressing is displayed on remote control ex)...
Installation Manual - Page 70
...
EEV clogged
frozen outdoor heat
exchanger part
Service necessary
Low pressure error EEV clogged or discharge temperature error
Service necessary
When system fault occurs, the error code is in the service manual
70
Outdoor Unit Test Run
How to... remote control display, the trouble shooting guide is displayed at cooling
bad ventilation around the outdoor units
Heating failure, fre-
Installation Manual - Page 79
... If more than two troubles occur simultaneously, lower number of error code is first displayed. • After error occurrence, if error is released, error LED is also released ...Outdoor unit related error
Installation Manual 79 Error Display
1st,2nd LED of Error
0 1 - Poor fan motor operation
Disconnecting the fan motor connector/Failure of outdoor. Communication error: indoor unit ...
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