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18.3.3.8 Temperature protection of compressor discharge (ODU P4)
Temperature protection of
compressor discharge
Temperature protection of
compressor discharge
Check whether the
compressor discharge temp. is
more than 115°C ?
Check whether the
compressor discharge temp. is
more than 115°C ?
Check
whether
the
connection is right between
compressor discharge temp.
sensor and PCB according
to wiring diagrams?
Check
whether
the
connection is right between
compressor discharge temp.
sensor and PCB according
to wiring diagrams?
Measure the resistance value
of
compressor discharge
temp. sensor.
If the value is
not normal
is normal refer to
the
Appendix
2?
Measure the resistance value
of
compressor discharge
temp. sensor.
If the value is
not normal
is normal refer to
the
Appendix
2?
No
Yes
Yes
No
Correct the wiring connection
Correct the wiring connection
Stop leaking and add refrigerant
Stop leaking and add refrigerant
Replace the compressor discharge temp. sensor
Replace the compressor discharge temp. sensor
No
Yes
Replace high pressure valve assy
Replace high pressure valve assy
Yes
No
Replace outdoor main PCB
Replace outdoor main PCB
No
Check whether the
refrigerant is leak
Check whether the
refrigerant is leak
Summary of Contents for 38QUS014DS2 series
Page 1: ...SUPER INVERTER SERIES MULTI TYPE Service Manual 2018...
Page 14: ...11 5 Easy operation 6 Remote control and optional wired control method...
Page 17: ...14 3 3 Console 1 6 D ra in p ip e 1 9 5 H a n g in g a rm 7 0 0 6 0 0 2 1 0...
Page 20: ...17 3 6 Ducted A5...
Page 21: ...18 A6...
Page 25: ...22 4 5 Ceiling Floor Type 4 6 Hi wall...
Page 26: ...23 5 Wiring diagram 38QUS014DS2 38QUS014DS2 2 38QUS018DS2 2 38QUS018DS2...
Page 27: ...24 38QUS021DS3 38QUS027DS3...
Page 28: ...25 38QUS028DS4 38QUS036DS4...
Page 29: ...26 38QUS042DS5 42QHC007D8S 42QHC009D8S 42QHC012D8S 42QHC018D8S 42QHC024D8S 16022000A83297...
Page 30: ...27 42QTD007D8S 42QTD009D8S 42QTD012D8S 42QTD018D8S 42QTD009DS 42QTD012DS 42QTD018DS 42QTD024DS...
Page 31: ...28 42QSS012DS 42QSS007D8S 42QSS009D8S 42QSS012D8S...
Page 32: ...29 42QSS018DS 42QSS024DS 42QZA009DS 42QZA012D8S 42QZA018DS...
Page 33: ...30 6 Static Pressure A5 Ducted...
Page 50: ...47 13 Wiring diagram 38QUS014DS2 38QUS014DS2 2 38QUS018DS2 38QUS018DS2 2...
Page 52: ...49 38QUS027DS3 38QUS036DS4...
Page 53: ...50 38QUS042DS5...