Items To Check Before Diagnostics; Four Directions Cassette Type - Samsung AC035FCADEH/EU Service Manual

4-2 Items to check before diagnostics

4-2-1 Four directions cassette type

Error Mode
Operation Defrost Timer Filter
X X X Power reset
Error of room temperature sensor in the indoor
X X X
unit (Open/Short)
Error of heat exchanger IN/OUT sensor in the
X X
indoor unit (Open/Short)
X X X Error of fan motor in the indoor unit
Error of the outdoor temperature sensor
X X Error of the condensor temperature sensor
Error of the discharge temperature sensor
No communication for 2 minutes between indoor
X X and outdoor unit (communication error for more
than 2 minutes)
X Error of outdoor unit
X X Detection of the float switch
X EEPROM error
EEPROM option error
X X
MDS-kit error
Samsung Electronics
Cause
-
-.Check the wire connection
-. Check the MDS-KIT
-.Check the indoor PBA
Measures
Outdoor Unit
compressor
operation-off
operation-off
operation-off
operation-off
operation-off
operation-off
operation-off
operation-off
operation-off
operation-off
operation-on
Product operation with error
Outdoor Unit indoor Unitheat
fan fan
operation-off operation-off
operation-off operation-off
operation-off operation-off
operation-off operation-off
operation-off operation-off
operation-off operation-off
operation-off operation-off
operation-off operation-off
operation-off operation-off
operation-off operation-off
operation-on operation-on
Diagnosis method
-
page 4-17
page 4-18
page 4-19
-
page 4-20
-
page 4-21
page 4-22
-
page 4-49
: On : Blink X : Off
4-11