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Service Manual
(6) Overload and air exhaust malfunction diagnosis (following AP1 for outdoor unit control board)
Mainly detect:
Ɣ,VWKH309FRQQHFWHGZHOORUQRW",V309GDPDJHG"
Ɣ,VUHIULJHUDQWOHDNHG"
)DXOWGLDJQRVLVSURFHVV
20 minutes after the
complete unit is
powered off
Is the terminal FA for the
electronic expansion valve
connected correctly?
Connect the
wires correctly
Resistances between the first four pins
close to the terminal hole and the fifth
pin are almost the same, less than 100
ohm.
Replace the electronic
expansion valve
If the fault is eliminated?
If the fault is eliminated?
Replace the
control panel
AP1
Coolant leakage, refilling
the coolant
End
N
N
N
Y
51
Summary of Contents for Emerald SC-09WGLD-HP230
Page 1: ...Service Manual SC 09ZGLD HP230 SC 09WGLD HP230 SC 12ZGLD HP230 SC 12WGLD HP230 1...
Page 43: ...Service Manual 3 Malfunction of Protection of Jumper Cap C5 43...
Page 56: ...Service Manual 10 Exploded View and Parts List 10 1 Indoor Unit 56...