ESIE09-08A
Troubleshooting by Indication on the Remote Controller
Troubleshooting
215
3.60
“U8”
Malfunction of Transmission between Main and Sub
Remote Controls
Remote Control
Display
U8
Applicable Models
AII indoor unit models
Method of
Malfunction
Detection
In case of controlling with 2-remote control, check the system using microcomputer if signal transmission
between indoor unit and remote control (main and sub) is normal.
Malfunction
Decision Conditions
Normal transmission does not continue for specified period.
Supposed Causes
Malfunction of transmission between main and sub remote control
Connection between sub remote controls
Defect of remote control PC board
Troubleshooting
Caution
Be sure to turn off power switch before connecting or disconnecting
connector, otherwise parts may be damaged.
(V2825)
SS1 of both
remote controls is set to
"SUB."
Set SS1 to "MAIN"; the
power supply off once and
then back on.
Set one remote control to
"MAIN"; the power supply off
once and then back on.
Turn the power off and then
back on. If a malfunction
occurs, replace the remote
controller
YES
YES
YES
NO
NO
NO
Using
2-remote controls control.
SS1 of remote
control PC boards is set to
"MAIN."
Содержание ALTHERMA HT ERSQ 011 AA
Страница 2: ......
Страница 7: ...ESIE09 08A Table of Contents v 1 3 Service Tools 283 Index i Drawings Flow Charts iii...
Страница 13: ...ESIE09 08A General Information 1 Part 1 General Information 1 Model Names of Indoor Outdoor Units Tanks 2...
Страница 16: ...Model Names of Indoor Outdoor Units Tanks ESIE09 08A 4 General Information...
Страница 17: ...ESIE09 08A Specifications 5 Part 2 Specifications 1 Specifications 6 1 1 Outdoor Units 6 1 2 Indoor Unit 8...
Страница 28: ...Refrigerant Circuit ESIE09 08A 16 Refrigerant Circuit EKHBRD 011 014 016 AB AC V1 Y1...
Страница 38: ...Functional Parts Layout ESIE09 08A 26 Refrigerant Circuit 2 6 EKHTSU 200 260 A AB AC Front view Tank sensor...
Страница 40: ...Functional Parts Layout ESIE09 08A 28 Refrigerant Circuit...
Страница 63: ...ESIE09 08A PCB Layout for EKHBRD 011 014 016 AA AB AC V1 Y1 Refrigerant Circuit 51...
Страница 64: ...PCB Layout for EKHBRD 011 014 016 AA AB AC V1 Y1 ESIE09 08A 52 Refrigerant Circuit...
Страница 125: ...ESIE09 08A Field Setting Test Operation 113...
Страница 232: ...Troubleshooting by Indication on the Remote Controller ESIE09 08A 222 Troubleshooting...
Страница 237: ...ESIE09 08A Piping Diagrams Appendix 227 EKHBRD 011 014 016 AB AC V1 Y1...
Страница 250: ...Wiring Diagrams ESIE09 08A 240 Appendix EKHBRD 011 014 016 AB AC V1...
Страница 251: ...ESIE09 08A Wiring Diagrams Appendix 241...
Страница 256: ...Wiring Diagrams ESIE09 08A 246 Appendix EKHBRD 011 014 016 AB AC Y1...
Страница 257: ...ESIE09 08A Wiring Diagrams Appendix 247...
Страница 260: ...Wiring Diagrams ESIE09 08A 250 Appendix...
Страница 266: ...Method of Replacing the Inverter s Power Transistors Modules ESIE09 08A 256 Appendix Inverter PC board C C W U V...
Страница 288: ...3 Way Valve ESIE09 08A 278 Appendix...