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ESIE02–01
Error Codes: System Malfunctions
Part 3 – Troubleshooting
3–63
3
3
4
5
1
Troubleshooting
To troubleshoot, proceed as follows:
Is there
220-240 VAC
between No.1 and
No.3 of X2M
(indoor Unit)?
Is the
power supply
PCB correctly
connected?
YES
YES
YES
Is the
indoor-indoor
and indoor-outdoor
wiring correctly
connected?
Is the
indoor-indoor
and indoor-outdoor
wiring correctly
connected?
NO
NO
NO
NO
Is
the outdoor unit
used for Twin
system?
Is
the remote
controller connected
to more than
one indoor
unit?
NO
YES
Are the
microcomputer
normal montiors
(HAP) of all indoor unit
PCB
flashing?
YES
Are the
transmission
normal montiors
(HBP) of all indoor unit
PCB
flashing?
NO
Is the
setting of
Pair/Twin/Triple
set
correctly?
YES
NO
YES
NO
YES
Operating normally?
YES
YES
NO
NO
Turn the power off once, then
back on, and restart operation.
Connect the remote controller
correctly.
Check setting "No. of Connected
Twin System Indoor Units" of indoor
unit.
Set correctly.
Connect correctly.
Connect correctly.
Replace the transformer.
Wiring could be incorrect, recheck.
Connect correctly.
Indoor unit PCB replacement.
Operates normally.
Содержание FHC45BZ7V1
Страница 1: ...ESIE02 01 Service Manual Sky Air R 407C B series SV p p p...
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Страница 3: ...ESIE02 01 Service Manual Sky Air R 407C B series SV p p p...
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Страница 16: ...Introduction ESIE02 01 xii 3 1 4 5...
Страница 18: ...ESIE02 01 1 2 Part 1 System Outline 3 1 1 5...
Страница 42: ...General Outline Outdoor Units ESIE02 01 1 26 Part 1 System Outline 3 1 1 4 5...
Страница 49: ...ESIE02 01 General Outline Indoor Units Part 1 System Outline 1 33 3 1 4 5...
Страница 72: ...General Outline Indoor Units ESIE02 01 1 56 Part 1 System Outline 3 1 1 4 5...
Страница 86: ...Specifications ESIE02 01 1 70 Part 1 System Outline 3 1 1 4 5...
Страница 110: ...ESIE02 01 1 94 Part 1 System Outline...
Страница 130: ...Switch Box Layout ESIE02 01 1 114 Part 1 System Outline 3 1 1 4 5...
Страница 180: ...PCB Layout ESIE02 01 1 164 Part 1 System Outline 3 1 1 4 5...
Страница 182: ...ESIE02 01 2 2 Part 2 Functional Description 3 1 2 5...
Страница 204: ...General Functionality ESIE02 01 2 24 Part 2 Functional Description 3 1 2 4 5...
Страница 216: ...Overview of the cooling mode functions ESIE02 01 2 36 Part 2 Functional Description 3 1 2 4 5...
Страница 232: ...ESIE02 01 3 2 Part 3 Troubleshooting 3 1 3 5...
Страница 294: ...Error Codes System Malfunctions ESIE02 01 3 64 Part 3 Troubleshooting 3 1 3 4 5...