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16.3.4 Open or short circuit of temperature sensor diagnosis and solution (E4/E5/F1/F2/F3)
Error Code
E4/E5/F1/F2/F3
Malfunction conditions
If the sampling voltage is lower than 0.06V or higher than 4.94V,
the LED displays a failure.
Potential causes
●
Wiring mistake
●
Faulty sensor
●
Faulty PCB
Trouble shooting:
Check the connection
between temperature
sensor and PCB. Is it
properly wired?
Ensure proper connection
No
Yes
Replace indoor or outdoor
main PCB
Measure the resistance
value of the sensor. Is it
within acceptable
parameters?
Replace the sensor
No
Yes
Содержание 38QUA009DS
Страница 8: ...5 2 2 Part names of Indoor Outdoor units Cassette Unit...
Страница 9: ...6 A5 Ducted Units A6 Ducted Units...
Страница 10: ...7 Floor ceiling Units...
Страница 11: ...8 HESP DUCTED Units...
Страница 35: ...32 6 Wiring Diagram 6 1 Indoor Unit 40QTD018DS 40QTD024DS 40QTD036DS 40QTD048DS...
Страница 36: ...33 40QSM018DS 40QSM024DS 40QSM036DS 40QSM048DS...
Страница 37: ...34 40QZL018DS 40QZL024DS 40QZL036DS...
Страница 38: ...35 40QZL048DS 40QZL060DS...
Страница 40: ...37 6 2 Outdoor Unit 38QUA018DS 38QUA024DS...
Страница 41: ...38 38QUA036DS...
Страница 42: ...39 38QUA048DS 38QUA060DS...
Страница 44: ...41 40QSM018DS Code 0 Code 1 Code 2 Code 3 Code 4...
Страница 45: ...42 40QSM024DS Code 0 Code 1 Code 2 Code 3 Code 4...
Страница 46: ...43 40QSM036DS Code 0 Code 1 Code 2 Code 3 Code 4...
Страница 47: ...44 40QSM048DS Code 0 Code 1 Code 2 Code 3 Code 4...
Страница 60: ...57 12 Field Wiring 18K 24K 36K 48K...
Страница 61: ...58 60K...
Страница 104: ...101 P U P V...
Страница 105: ...102 P W P N...