Troubleshooting for Outdoor Unit
SiENBE18-621
348
Troubleshooting
7.35 Malfunction of Transmission between Central Remote
Control and Indoor Unit
Remote Control
Display
UE
Applicable
Models
AII indoor unit models
Centralized controller
Method of
Malfunction
Detection
Microcomputer checks if transmission between indoor unit and centralized remote control is
normal.
Malfunction
Decision
Conditions
When transmission is not carried out normally for a certain amount of time
Supposed
Causes
"
Malfunction of transmission between optional controllers for centralized control and indoor
unit
"
Connector for setting master controller is disconnected.
"
Failure of PCB for centralized remote control
"
Defect of indoor unit PCB
Summary of Contents for BPMKS967B2B
Page 1: ...SiENBE18 621 E Series Service Manual Applied Models Super Multi Plus Heat Pump...
Page 12: ...SiENBE18 621 List of Functions 1 Part 1 List of Functions 1 List of Functions 2...
Page 19: ...List of Functions SiENBE18 621 8 List of Functions...
Page 33: ...Specifications SiENBE18 621 22 Specifications...
Page 69: ...Refrigerant Flow for Each Operation Mode SiENBE18 621 58 Refrigerant Circuit...
Page 121: ...Indoor Unit SkyAir Models SiENBE18 621 110 Function...
Page 169: ...Instruction SiENBE18 621 158 System Configuration FTXS 20 25 35C Indoor Unit...
Page 371: ...Method of Replacing The Inverter s Power Transistors Modules SiENBE18 621 360 Troubleshooting...
Page 393: ...SiENBE18 621 vi Index...