Haier AD142XLERA Failure code, Instructions to installation, Wiring of indoor unit, Waring

Page 25
4 Wiring of indoor unit

 Communication cable (Shield wire): Instructions to installation

4 Wiring of indoor unit

The distance between the signal wires and the power cabes should be at least 50mm.

1(L)

2(N)

P

Q

A

B

C

1(L)

2(N)

P

Q

A

B

C

To wired controller(A,B,C)

To other indoor unit

Power cable : H05RN-F 3G 2.5 mm2Waring: Communication cable (Shield wire):

H05RN-F 2X1.5 mm2

 

L N

 

 

 

C1 C2

 

 

 

 

Power cable : H05RN-F 3G 2.5 mm2

 

 

 

 

(P Q)

To outdoor unit

Waring:

1.Incorrect address setting will cause abnormal to the system. 2.Communication cable must be use sheilded type.

Failure code

TROUBLE SHOOTING

FAILURE CODE

POSSIBLE REASONS

(indoor unit)

(CHECK THE WIRED

REMOTE CONTROLLER)

 

 

 

Faulty temperature sensor Tai

01

*

Sensor disconnected, or broken, or at wrong

position, or short circuit

 

 

 

 

 

 

 

Faulty temperature sensor Tc1

02

*

Sensor disconnected, or broken, or at wrong

position, or short circuit

 

 

 

 

 

 

 

Faulty temperature sensor Tc2

03

*

Sensor disconnected, or broken, or at wrong

position, or short circuit

 

 

 

 

 

 

Faulty temperature sensor Tm

04

*

Sensor disconnected, or broken, or at wrong

position, or short circuit

 

 

 

 

 

 

 

Faulty EEPROM on indoor

05

 

Faulty indoor unit PCB

unit PCB

 

 

 

 

Abnormal communication

 

*

Wrong connection, or the wires be

06

disconnected, or wrong address setting of

between indoor and outdoor unit

indoor units, or faulty power supply or faulty

 

 

 

PCB

 

 

 

 

23

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Contents AD092XLERA AD122XLERA AD142XLERA AD182XLERA No.0010577705R410A MULTI SPLIT SERIES ROOM AIR CONDITIONER Safety precautions ContentsNotes for safety Trouble shootingCautions Safety Instructions and WarningsDisposal of the old air conditioner Cautions SpecificationsSafety precautions Safety precautions CAUTIONSSafety precautions CAUTIONS ON INSTALLATIONWiring LocationNotes for safety INDOOR UNIT Parts and FunctionsThe followings are not malfuncition Trouble shootingTrouble shooting Unit fails to startCustomer Need-to-know Using DirectionsCooled air blown out when heating When trouble happensInsufficient cooling or heating Insufficient cooling1. Safety precautions Instructions to installation2. Preparation for installation PRECAUTIONInstructions to installation 4. Choose the installation place 3. Accessories for installation5.Installation procedure Instructions to installationa h g Instructions to installation1. Installation of air discharge duct Installation for air duct of indoor unitInstructions to installation 3. Air duct insulation 2. Installation of air return ductInstructions to installation Installing the suspension screwInstructions to installation RequirementsOriginal concrete slab Steel reinforcement structurePipe and insulation material Instructions to installationHose Insulation treatmentPipe expansion dimensions as follows Instructions to installationConnecting pipe Installing torque2.Installation check and trial operation 1. Indoor unit communication addresses setting3.Installation check Instructions to installation4.Trial operation Wiring methodsInstructions to installation Instructions to installation Failure code4 Wiring of indoor unit Communication cable Shield wire H05RN-F2X1.5 mm2Failure code 3.Failrue codes maked with * are resumable Failure codeHAIER GROUP