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Si21-205
Troubleshooting for Outdoor Unit (50/60 class)
Troubleshooting
209
Troubleshooting
Check No.6
Refer to P.222
Check No.7
Refer to P.223
Check No.9
Refer to P.224
Turn off the power and turn it on
again.
Check No. 6
Check the thermistor resistance
value.
Replace the fin thermistor.
Replace the outdoor unit
PCB.
Replace the fan motor.
Correct the connectors and
fan motor leads.
Replace the outdoor unit
PCB.
Clean up the radiation fin.
(R2850)
Caution
Be sure to turn off power switch before connect or disconnect connector,
or parts damage may be occurred.
Error again or outdoor unit
fan activated?
YES
l
Fin thermistor
NO
Slightly dirty
C
heck No.
9
Check the outdoor unit
fan or related.
Malfunctioning
Radiation fin dirty?
Too dirty
Functioning
Thermistor as
specified in its characteristic
chart?
Above 80˚C?
NO
YES
NO
YES
Check the radiation fin
temperature.
C
heck No.
7
Check the installation condition.
WARNING
To cool down the electricals, the
outdoor unit fan gets started when
the radiation fin temperature rises
above 78˚C and stops itself when
it drops below 70˚C.
Summary of Contents for Sky Air B-Series R-410A
Page 7: ...Si21 205 vi Table of Contents ...
Page 15: ...Models Si21 205 4 Model Name and Power Supply ...
Page 16: ...Si21 205 Functions 5 Part 2 Functions 1 List of Functions 6 ...
Page 35: ...Wireless Remote Controller Si21 205 24 Remote Controller ...
Page 79: ...Settings Concerning Maintenance Si21 205 68 Field Setting Detail of PCB 2 ...
Page 83: ...Maintenance Mode Setting Si21 205 72 Field Setting ...
Page 239: ...Troubleshooting for Outdoor Unit 50 60 class Si21 205 228 Troubleshooting ...
Page 321: ...Outdoor Unit 50 60 class Si21 205 310 Removal Procedure ...