Troubleshooting
138
Electrical Control System
2.4.3 For the unit with TWINS function(For the super-slim cassette & A5 duct)
2.4.3.1 Communication
malfunction
between master unit and indoor unit
F3 Displayed
F3 Displayed
Communication failure between
master unit and slave unit
Communication failure between
master unit and slave unit
Check the dial switch settings of
master unit and slave unit, is it right?
Check the dial switch settings of
master unit and slave unit, is it right?
Correct the
settings
Correct the
settings
No
Check the PQE communication wires
connection, is it good enough?
Check the PQE communication wires
connection, is it good enough?
Yes
Correct the wire
connections
Correct the wire
connections
No
One of the 2 indoor PCBs is defective.
Connect only one indoor unit to the outdoor
unit separately. The one caused E1 error code
is defective
One of the 2 indoor PCBs is defective.
Connect only one indoor unit to the outdoor
unit separately. The one caused E1 error code
is defective
Yes
Problem is solved
Problem is solved
2.4.3.2 Other malfunction between master unit and indoor unit
One indoor unit displays ”F4”, which means another indoor unit is faulty. Check another indoor unit’s error
code and then follow the appropriate solutions to solve the malfunction.
Содержание KCD-18HRFN1-QRC4
Страница 1: ...Contents i Energy Related Products SUPER DC INVERTER SERIES Service Manual 2013 LFIS B 1309...
Страница 2: ......
Страница 4: ......
Страница 17: ...Service Space Indoor Units 13 3 Service Space 1000mm 1000mm 1000mm 1000m m...
Страница 23: ...Field Wiring Indoor Units 19 9 Field Wiring...
Страница 31: ...Wiring Diagrams Indoor Units 27 KTB 24HWDN1 QRC4...
Страница 42: ...Service Space 38 Indoor Units 3 Service Space...
Страница 44: ...Wiring Diagrams 40 Indoor Units KUE 36HRFN1 QRC8 A...
Страница 47: ...Indoor Units 43 9 Field Wiring...
Страница 50: ...Dimensions 46 Indoor Units 2 Dimensions...
Страница 51: ...Service Space Indoor Units 47 3 Service Space...
Страница 52: ...Wiring Diagrams 48 Indoor Units 4 Wiring Diagrams KCA2U 12HRFN1 QRC8 KCA2 18HRFN1 QRC8...
Страница 56: ...52 Indoor Units 10 Field Wiring KCA2U 12HRFN1 QRC8 KCA2 18HRFN1 QRC8...
Страница 58: ......
Страница 61: ...Dimensions Console Type 57 2 Dimensions KFAU 12HRFN1 QRC8 KFA 16HRFN1 QRC8...
Страница 62: ...Service Space 58 Console Type 3 Service Space...
Страница 63: ...Wiring Diagrams Console Type 59 4 Wiring Diagrams KFAU 12HRFN1 QRC8 KFA 16HRFN1 QRC8...
Страница 68: ...Field Wiring 64 Console Type 10 Field Wiring KFAU 12HRFN1 QRC8 KFA 16HRFN1 QRC8...
Страница 74: ...Wiring Diagrams 70 Outdoor Units 4 Wiring Diagrams KOU 12HFN1 QRC8...
Страница 76: ...Wiring Diagrams 72 Outdoor Units KOU 36HFN1 RRC4 KOU 36HFN1 RRC8 520 KOU 36HFN1 QRC8 5A0...
Страница 77: ...Wiring Diagrams Outdoor Units 73 KOU 36HFN1 RRC8 5A0...
Страница 102: ...Refrigerant pipe installation 98 Installation...
Страница 110: ...Engineering of insulation 106 Installation cause leakage to damage the house decoration...