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Troubleshooting
ESIE05-04
3–14
Part 3 – Troubleshooting
3
1
3
4
5
1.3.7
Equipment discharges white mist
Applicable Model
All models of SkyAir series
Error Detection
Method
Error Generating
Condition
Possible Cause
Q
Humid installation site
Q
Installation site is dirty and with dense oil mists.
Q
Soiled heat exchanger
Q
Clogged air filter
Q
Malfunction of fan motor
Troubleshooting
Caution
Be sure to turn off power switch before connect or disconnect connector, or parts damage may be
occurred.
Normal
Remove the source of humid
condition.
Cleaning of heat exchanger
is necessary.
Remove the source of oil
mist or dust.
Cleaning of air filter
Check fan motor
(Refer error code “A6”)
Normal
(Fog is generated due to
defrosting operation)
Is white fog coming
out from the unit?
Is the heat
exchanger of indoor
unit soiled?
Is the site
dusty or with dense
oil mist?
NO
NO
NO
Is the
airflow rate too small?
NO
NO
YES
YES
YES
YES
Is the room
temperature higher than
set value in cooling
operation?
YES
Continue unit operation.
It may be necessary to
remove the source of humid
condition.
Dust or oil mists should be
removed.
Possible causes as follows
∗
Clogged air filter
∗
Malfunction of fan motor
Did the trouble generate on
switching to heating mode
after complete of defrosting
during heating?
(S1996)
Summary of Contents for FHQ100BUV3B
Page 1: ...Service Manual ESIE05 04 R 410A Sky Air Indoor...
Page 2: ......
Page 20: ...ESIE05 04 1 2 Part 1 System Outline 3 1 1 5...
Page 62: ...General Outline ESIE05 04 1 44 Part 1 System Outline 3 1 1 4 5...
Page 78: ...ESIE05 04 1 60 Part 1 System Outline...
Page 112: ...Wiring Diagrams ESIE05 04 1 94 Part 1 System Outline 3 1 1 4 5...
Page 140: ...ESIE05 04 2 2 Part 2 Functional Description 3 1 2 5...
Page 164: ...ESIE05 04 3 2 Part 3 Troubleshooting 3 1 3 5...
Page 206: ...Error Codes ESIE05 04 3 44 Part 3 Troubleshooting 3 1 3 4 5...
Page 224: ...Additional Checks for Troubleshooting ESIE05 04 3 62 Part 3 Troubleshooting 3 1 3 4 5...
Page 226: ...ESIE05 04 4 2 Part 4 Commissioning and Test Run 3 1 4 5...
Page 252: ...ESIE05 04 5 2 Part 5 Disassembly and Maintenance 3 1 5...
Page 384: ...Disassembly and Maintenance ESIE05 04 5 134 Part 5 Disassembly and Maintenance 3 1 5 5...
Page 390: ...ESIE05 04 vi Index 3 1 4 5 W Wiring diagrams Indoor units k 1 61...