Samsung AD26B1C13, UD26B1C2, UD18B1C2, AD18B1C09 service manual Display Explanation Remark

Page 11

DISPLAY

EXPLANATION

 

 

 

 

 

 

 

REMARK

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Outdoor sensor error (Short/Open)

Be sure to check after applying the power to the outdoor unit.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Outdoor A cond pipe sensor error (Short/Open)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Outdoor B cond pipe sensor error (Short/Open)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Outdoor C cond pipe sensor error (Short/Open)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

A unit test operation error

Display when the test operation finishes.

 

 

 

 

 

 

 

• When the pipe temperature difference of indoor unit

 

 

 

 

 

 

 

B unit test operation error

• (pipe temperature 4 minutes before - Actual pipe temperature)

 

 

 

 

 

 

 

• is less than 5˚C.

 

 

 

C unit test operation error

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

A unit test communication error

Be sure to check during the test operation.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

B unit test communication error

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

C unit test communication error

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

A,B,C unit all communication error

Display of power application.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

A room test operation OK

Display 4 minutes after the COMP is on.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

B room test operation OK

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

C room test operation OK

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Communication unit number display : A unit

•Normal operation

 

 

 

 

•Unit A,B and C are changed every one second.

 

 

 

Communication unit number display : B unit

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

•The communication lamp is flickering after display of each unit.

 

 

 

 

 

 

 

Communication unit number display : C unit

•(possibility to check the communication status)

 

 

 

(In case of triple split multi air conditioner)

•During the test operation the unit under test is on and off every 0.25s.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Refrigerant leaks

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

High temperature of the A cond

High temperature of the B cond

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Contents Room AIR Conditioner Refrigerant Refill Procedure InstallationPump down Procedure Indoor Unit Disassembly and ReassemblyDo 1above Outdoor Unit Items to be checked first TroubleshootingDisplay Self Diagnosis Standard Outdoor Unit Checking and Testing Operations Outdoor UnitIf the lamp is not flickering, check as follows Display Explanation Remark No Power completely dead-Initial diagnosis Fault Diagnosis by SymptomIndoor unit on when When the power voltage is not availableIs the display of PCB shown No Power Outdoor unitWhen the fan of indoor unit does not operate When the outdoor unit fan does not operate Is operating lamp blinking? LCD display status of Remocon normal? When the 4 way valve A,B is not operating Normal comp a B off Keep Comp a B off When the compressor does not operateMethod for Setting up the model option with remocon Set up the Model optionCase of ex -1700b7 Table of the option code Memo Exploded Views and Parts List Parts List 1 UD26B1C2 UD26B1C2 2 UD18B1C2 ’TY ASS’Y Control in DB93-01223A Description Specification RemarkRefrigerating Cycle Block Diagram Indoor Unit Outdoor Unit Schematic Diagrams Outdoor Unit Electronics
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AD26B1C13, AD18B1C09, UD18B1C2, UD26B1C2 specifications

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