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ESIE09-08A
Troubleshooting by Indication on the Remote Controller
Troubleshooting
169
Troubleshooting
:
Refer to information on page 221.
Connector of fan
motor is disconnected.
YES
NO
NO
YES
Has
the voltage
between L1 and N on the
power supply terminal board X1M fallen
within the range of 220 to
240V±10% (50 Hz)?
NO
YES
Can the fan
be turned smoothly
with hand after disconnect
the connector of fan
motor?
Is
there any obstacle
around the fan?
YES
YES
NO
Caution
Be sure to turn off power switch before connect or disconnect connector, or
parts damage may be occurred.
Has
either the fuse
F4U on the control PC board
(A1P) or the fuse F1U on the inverter PC
board (A2P) blown out?
NO
NO
Connect the connector.
Remove the obstacle.
Correct the power supply
voltage.
If L1 and N phases are open,
replace the switch box.
YES
NO
Replace outdoor unit PC
board.
If the F4U has blown out,
replace the fuse.
If the F1U has blown out,
replace the inverter PC board
assy.
Replace the fan motor.
Are
the resistances
between pins above
judgment?
Check No. 3
Check on connector of fan
motor.
If the F4U has blown out,
replace the fuse.
If the F1U has blown out,
replace the inverter PC board
assy.
Replace the fan motor.
YES
Has
either the fuse
F4U on the control PC
board (A1P) or the fuse F1U on the
inverter PC board (A2P)
blown out?
Check No.3
Summary of Contents for ALTHERMA HT ERSQ 011 AA
Page 2: ......
Page 7: ...ESIE09 08A Table of Contents v 1 3 Service Tools 283 Index i Drawings Flow Charts iii...
Page 16: ...Model Names of Indoor Outdoor Units Tanks ESIE09 08A 4 General Information...
Page 28: ...Refrigerant Circuit ESIE09 08A 16 Refrigerant Circuit EKHBRD 011 014 016 AB AC V1 Y1...
Page 40: ...Functional Parts Layout ESIE09 08A 28 Refrigerant Circuit...
Page 63: ...ESIE09 08A PCB Layout for EKHBRD 011 014 016 AA AB AC V1 Y1 Refrigerant Circuit 51...
Page 64: ...PCB Layout for EKHBRD 011 014 016 AA AB AC V1 Y1 ESIE09 08A 52 Refrigerant Circuit...
Page 125: ...ESIE09 08A Field Setting Test Operation 113...
Page 232: ...Troubleshooting by Indication on the Remote Controller ESIE09 08A 222 Troubleshooting...
Page 237: ...ESIE09 08A Piping Diagrams Appendix 227 EKHBRD 011 014 016 AB AC V1 Y1...
Page 250: ...Wiring Diagrams ESIE09 08A 240 Appendix EKHBRD 011 014 016 AB AC V1...
Page 251: ...ESIE09 08A Wiring Diagrams Appendix 241...
Page 256: ...Wiring Diagrams ESIE09 08A 246 Appendix EKHBRD 011 014 016 AB AC Y1...
Page 257: ...ESIE09 08A Wiring Diagrams Appendix 247...
Page 260: ...Wiring Diagrams ESIE09 08A 250 Appendix...