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99
16.3.6
Water-level alarm malfunction
diagnosis and solution
Error Code
EE
Malfunction conditions
If the sampling voltage is not 5V, the LED will display the
failure code.
Possible causes
●
Wiring mistakes
●
Faulty water-level switch
●
Faulty water pump
●
Faulty indoor PCB
If the water-level switch
is inserted well?
If the water-level switch
is inserted well?
No
Insert the water-level switch well
Insert the water-level switch well
If the water-level switch
is broken?
If the water-level switch
is broken?
Yes
Replace the water-level switch
Replace the water-level switch
Replace the water pump, If
malfunction
is
still
not
solved
Replace the water pump, If
malfunction
is
still
not
solved
Yes
No
Yes
Replace the indoor main PCB
Replace the indoor main PCB
Power off, then restart the unit 3 minutes
later. Is it still displaying the error code?
Power off, then restart the unit 3 minutes
later. Is it still displaying the error code?
Yes
Summary of Contents for 38QUA009DS
Page 8: ...5 2 2 Part names of Indoor Outdoor units Cassette Unit...
Page 9: ...6 A5 Ducted Units A6 Ducted Units...
Page 10: ...7 Floor ceiling Units...
Page 11: ...8 HESP DUCTED Units...
Page 35: ...32 6 Wiring Diagram 6 1 Indoor Unit 40QTD018DS 40QTD024DS 40QTD036DS 40QTD048DS...
Page 36: ...33 40QSM018DS 40QSM024DS 40QSM036DS 40QSM048DS...
Page 37: ...34 40QZL018DS 40QZL024DS 40QZL036DS...
Page 38: ...35 40QZL048DS 40QZL060DS...
Page 40: ...37 6 2 Outdoor Unit 38QUA018DS 38QUA024DS...
Page 41: ...38 38QUA036DS...
Page 42: ...39 38QUA048DS 38QUA060DS...
Page 44: ...41 40QSM018DS Code 0 Code 1 Code 2 Code 3 Code 4...
Page 45: ...42 40QSM024DS Code 0 Code 1 Code 2 Code 3 Code 4...
Page 46: ...43 40QSM036DS Code 0 Code 1 Code 2 Code 3 Code 4...
Page 47: ...44 40QSM048DS Code 0 Code 1 Code 2 Code 3 Code 4...
Page 60: ...57 12 Field Wiring 18K 24K 36K 48K...
Page 61: ...58 60K...
Page 104: ...101 P U P V...
Page 105: ...102 P W P N...