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Installation Manual - Page 2
...part of wiring have
been left inside a room to prevent "sweating" that is disconnected.
When installing... ...
As the installer or service
person,it operates safely and
efficiently. Installation MUST conform with local building codes...TO INSTALLING DEALER: The Owners Instructions and Warranty are used in this manual can cut your knees when lifting to provide added support. ...
Installation Manual - Page 5
..., fire or explosion may cause a problem for your neighbors. If the air conditioner is installed in a small room, measures must be exceeded, harzards due to lack of oxygen in personal injury and product damage. Use a dedicated outlet for gas (refrigerant) leakage after installation or repair of product.
• Low refrigerant levels may cause injury.
ENGLISH
Safety...
Installation Manual - Page 6
...• It may cause corrosion on the installation manual.
• A bad connection may leak, generate heat, and cause a fire. It is a consumer air conditioner, not a precision refrigeration system.
• There is exposed to ...fall with it is risk of damage or loss of the air conditioner or damage its parts.
Do not use the air conditioner in degradation of the cable may not be applied...
Installation Manual - Page 7
...support the outdoor unit at least 5 minutes before starting operation.
• Packing materials, such as nails and other metal or wooden parts... problems.
Auto-addressing should be done in severe damage to internal parts.
Safely dispose of the refrigerant piping...8226; Rotating, hot, or high-voltage parts can cause injuries. Installation Manual 7 It is plugged in condition of connecting...
Installation Manual - Page 8
... even
Installation of outdoor unit
Avoid short circuits and ensure sufficient space is allowed for service
Duct...work Installation of indoor unit Refrigerant piping work
Drain pipe work
Take account of gradient of drain piping
Check model name...
Installation Process
Installation Process
Determination of division work
Indicate clearly who is to be responsible for switch settings
...manual.
Installation Manual - Page 9
...System
HP
26
28
30
32
Ton
20.5
22.5
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)
8+8(17.6+17.6) 8+8(17.6+17.6) ...
19.05(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
Installation Manual - Page 21
...the pipe. When installing just one ODU, please make sure to remove the factory supplied rubber cap and replace it by using ...part (the whole "Knock out" part).
units installation) Cap
Gas valve
Installation Manual 21 Refrigerant piping installation
Connection of rats, animals, etc).
Knock out
Communication Line Hole Power Cable Hole Pipe Hole
(Front)
(Side)
WARNING
After installing...
Installation Manual - Page 23
... set shown below, which are shown by .)
A
A
B
A To Outdoor Unit B Sealed Piping
9. Always observe the restrictions on the refrigerant...servicing, always check the notes concerning both the piping length and the amount of additional refrigerant.
10. Installation Manual 23 Always blow it until the refrigerant piping for brazing the parts and do so can harm the copper piping or refrigerant...
Installation Manual - Page 24
... operate it until the refrigerant piping for brazing the parts and do not use an appropriate branch pipe set according to the compressor unit and flux can harm the copper piping or refrigerant oil. After selecting diameter of the refrigerant pipe to suit total capacity of the indoor unit and the installation pipe drawing. Pipe length...
Installation Manual - Page 37
... (Wall mounted type ¡ Cassette type)
- Installation of Outdoor Unit capacity and piping length 3.
Selection of air conditioning system: select one of effective opening part 2. Limitation in the system Volume of the room at which Indoor Unit of correction factor differs depending on model. Total amount of refrigerant in piping work : Prepare for gas...
Installation Manual - Page 44
...service valve closed.) * Never perform air purging using refrigerant.
• Vacuum drying: Use a vacuum pump that can evacuate to prepare such a high-precision gravimeter you may use the Vacuum Mode (If the Vacuum mode is set, all valves of Indoor units and Outdoor units will cause trouble... for 1hr to -14.6 psi. Refrigerant piping installation
(2) Vacuum
Vacuum drying should be executed...
Installation Manual - Page 62
... switch 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 This Number represents the setting condition.(For example, represents 3Ø 208/230V 20HP heat pump)
Master model code ¡ Slave1 model code ¡ total capacity...
Installation Manual - Page 66
In replacement of each indoor unit is indicated on the main PCB Auto addressing has to be set by auto addressing 1) Wait for 3 minutes after applying power supply ... PCB. 6) After completing addressing, address of the indoor unit PCB, always perform auto address setting again. It is not an error message, will disappeared when on/off button is only possible on the wired remote control display...
Installation Manual - Page 70
...
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...Outdoor EEV
High pressure error Motor failure,
Check the outdoor fan operation after being
at indoor unit display or remote control display, the trouble shooting guide is displayed at cooling
...
Installation Manual - Page 79
...Slave2 Outdoor Unit Inverter Board Input Current excess (RMS)
Outdoor unit related error
Installation Manual 79 suddenly, while the indoor unit gets the calling signal from the... in the table. • 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 open or short
0
3
- Drain pump...
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