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En-12

(7)

(4)

Outdoor temp. sensor error

(7)

(5)

Suction Gas temp. sensor error

(7)

(6)

• 2-way valve temp. sensor error
• 3-way valve temp. sensor error

(7)

(7)

Heat sink temp. sensor error

(8)

(2)

• Sub-cool Heat Ex. gas inlet 

temp. sensor error

• Sub-cool Heat Ex. gas outlet 

temp. sensor error

(8)

(3)

Liquid pipe temp. sensor error

(8)

(4)

Current sensor error

(8)

(6)

• Discharge pressure sensor error
• Suction pressure sensor error
• High pressure switch error

(9)

(4)

Trip detection

(9)

(5)

Compressor rotor position 
detection error 

(9)

(7)

Outdoor unit fan motor error

(9)

(9)

4-way valve error

(10)

(1)

Discharge temp. error

(10)

(3)

Compressor temp. error

(10)

(4)

High pressure error

(10)

(5)

Low pressure error

(13)

(2)

Branch boxes error
[Flexible Multi]

Display mode 

 : 0.5s ON / 0.5s OFF

 : 0.1s ON / 0.1s OFF

( ) : Number of flashing

[Troubleshooting with the indoor unit display]

OPERATION indicator (green)

TIMER indicator (orange)

ECONOMY indicator (green)

[Troubleshooting with the Wired Remote Controller Display (Option)]

If an error occurs, the following display will be shown. (“Er” will appear in the set room 

temperature display.)

Error code

9320456016_IM.indb   12

9320456016_IM.indb   12

12/4/2014   2:21:00 PM

12/4/2014   2:21:00 PM

Содержание ASU12RLS3

Страница 1: ... fingers When Installing In a Ceiling or Wall Make sure the ceiling wall is strong enough to hold the unit s weight It may be necessary to construct a strong wood or metal frame to provide added support In a Room Properly insulate any tubing run inside a room to prevent sweating that can cause drip ping and water damage to walls and floors In an Area with High Winds Securely anchor the outdoor uni...

Страница 2: ...ing with conventional refrigerant R22 and for safety Therefore check beforehand The charging port thread diameter for R410A is 1 2 20 UNF Be more careful that foreign matter oil water etc does not enter the piping than with refrigerant R22 models Also when storing the piping securely seal the opening by pinching taping etc When charging the refrigerant take into account the slight change in the co...

Страница 3: ...r volatile inflammables such as paint thinner or gasoline If gas leaks and settles around the unit it can cause a fire Area where animals may urinate on the unit or ammonia may be generated Do not use the unit for special purposes such as storing food raising animals grow ing plants or preserving precision devices or art objects It can degrade the quality of the preserved or stored objects Do not ...

Страница 4: ...t pipes top Rear piping Indoor unit drain hose bottom No gap Hexagonal wrench Drain cock Drain cap For left outlet piping cut off the piping outlet cutting groove with a hacksaw Indoor unit drain hose Drain cap Remove the drain cap by pull ing at the projection at the end of the cap with pliers etc Removal method of drain hose Remove the screw at the left of drain hose and pull out drain hose Inst...

Страница 5: ...ut correctly Tighten the flare nuts with a torque wrench using the specified tightening method Otherwise the flare nuts could break after a prolonged period causing refrigerant to leak and generate hazardous gas if the refrigerant comes into contact with a flame CAUTION Connect the piping so that the control box cover can easily be removed for servicing when necessary In order to prevent water fro...

Страница 6: ...erminal screw tightening torques Tightening torque lbf in N m M4 screw 11 to 16 1 2 to 1 8 CAUTION Attach the cable clamp firmly by holding the connection cable and make sure that the clamp is fixed securely Incomplete attachment of the cable clamp might cause a malfunction of the open panel Match the terminal block numbers and connection cable colors with those of the outdoor unit Erroneous wirin...

Страница 7: ...roller holder Tapping screw small remote controller mounting Remote controller 2 Push 1 Set Overlap the insulation Vinyl tape Wrap with cloth tape Cloth tape Drain hose Connection cable Pipe Drain hose Drain hose Connection pipe Wall pipe Connection cable Left piping For connection from the left rear Pipe Connection pipe heat insulation Indoor unit pipe heat insulation Bind the pipes together so t...

Страница 8: ...ng intake grille and front panel See 9 FRONT PANEL REMOVAL AND INSTALLATION and 9 1 Front panel removal 11 2 2 Removing control cover Screw 2 Control cover Control box Screw 1 Remove the screw 1 and 2 then remove the control cover 11 2 3 Installing relay control board and relay wire terminal Control unit board Connector CN2 Relay wire Notice 2 Clasps Connector CND01 Relay control board Clasp 2 Not...

Страница 9: ...es to the function settings used to control the indoor unit according to the installation conditions Incorrect settings can cause the indoor unit to malfunction After the power is turned on perform the FUNCTION SETTING according to the installation conditions using the remote controller The settings may be selected between the following two Function Number or Setting Value Settings will not be cha...

Страница 10: ...the FUNCTION SETTING be sure to turn off the power and turn it on again 13 2 Temperature correction NOTE When changing Function 95 perform this setting before other Room temp control settings Function 30 31 92 93 If Function 95 is not set first Room temperature control settings Function 30 31 92 93 will be reset and you must re do them again Heat Insulation condition building insulation Heat insul...

Страница 11: ...r to the operating manual 1 Stop the air conditioner operation 2 Press the MODE button and the FAN button simultaneously for 2 seconds or more to start the test run Test run display 3 Press the START STOP button to stop the test run 15 CUSTOMER GUIDANCE Explain the following to the customer in accordance with the operating manual 1 Starting and stopping method operation switching temperature adjus...

Страница 12: ...rip detection 9 5 Compressor rotor position detection error 9 7 Outdoor unit fan motor error 9 9 4 way valve error 10 1 Discharge temp error 10 3 Compressor temp error 10 4 High pressure error 10 5 Low pressure error 13 2 Branch boxes error Flexible Multi Display mode 0 5s ON 0 5s OFF 0 1s ON 0 1s OFF Number of flashing Troubleshooting with the indoor unit display OPERATION indicator green TIMER i...

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