ESIE02–01
Error Codes: System Malfunctions
Part 3 – Troubleshooting
3–59
3
3
4
5
1
Troubleshooting 2
To troubleshoot, proceed as follows:
Turn off the power
supply, disconnect the
NO.2 indoor-outdoor
transmission wire, and turn
power supply back on.
Is HAP flashing?
YES
YES
NO (ON or OFF)
NO (OFF)
NO
Is HAP flashing?
YES
NO
Is HAP flashing?
Continued from
previous page
Is HAP on?
Check of
outdoor unit
microcom-
puter normal
HAP
YES
Turn the power supply off
once and then back on.
Failure of indoor unit PCB.
Failure of outdoor unit PCB or
malfunction of power supply
system.
Indoor PCB malfunction.
Resets normally.
Could be outside cause (noise...).
Failure of outdoor unit PCB.
Resets normally.
Could be outside cause
(noise...).
"U4" displays
constantly?
YES
NO
Содержание FHC45BZ7V1
Страница 1: ...ESIE02 01 Service Manual Sky Air R 407C B series SV p p p...
Страница 2: ......
Страница 3: ...ESIE02 01 Service Manual Sky Air R 407C B series SV p p p...
Страница 4: ......
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...