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Troubleshooting by Indication on the Remote Controller
ESIE09-08A
144
Troubleshooting
3.3
“A9”
Indoor Unit: Malfunction of Moving Part of Electronic
Expansion Valve (K1E) R-410A circuit
Remote Control
Display
A9
Subcode 0
Applicable Models
All indoor and outdoor unit models
Method of
Malfunction
Detection
Malfunction
Decision Conditions
Supposed Causes
Malfunction of moving part of electronic expansion valve
Defect of indoor unit PC board (A1P)
Defect of connecting cable, bad wire
Troubleshooting
(V2781)
Caution
Be sure to turn off power switch before connect or disconnect connector, or
parts damage may be occurred.
After connecting, turn the power
supply off and then back on.
X7A [1, 2, 3, 4, 5, 6]
Replace the moving part of the
electronic expansion valve.
YES
YES
NO
NO
Replace the connecting cable.
If you turn the power supply off and
turn on again, and it still does not
help, replace the indoor unit PC
board (A1P).
NO
YES
The
electronic
expansion valve is
connected to X7A of the
indoor unit PC
board.
Normal
when coil
check (
*
1) of the
moving part of the electronic
expansion valve is
checked.
The connecting
cable is short-circuited or
disconnected.
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...