96
For 36K-48K:
Malfunction
conditions
Indoor unit does not receive feedback from outdoor unit for 60
seconds OR outdoor unit does not receive feedback from indoor unit
for 120 seconds.
Possible causes
●
Wiring mistakes
●
Faulty indoor or outdoor PCB
Communication malfunction between indoor
and outdoor units
Communication malfunction between indoor
and outdoor units
E1 displayed
E1 displayed
No
Power off, then restart the unit 2
minutes later. Does a problem still
exist?
Power off, then restart the unit 2
minutes later. Does a problem still
exist?
Adopt shield cable/shield
cable earthing
Adopt shield cable/shield
cable earthing
No
Yes
Yes
Remove interference or
add magnet ring on power
wire
Remove interference or
add magnet ring on power
wire
Yes
Replace the signal wire
Replace the signal wire
Yes
Pull out and insert back
Pull out and insert back
No
No
Replace the indoor main PCB, is the
error resolved?
Replace the indoor main PCB, is the
error resolved?
Yes
Replace the outdoor Main PCB.
Replace the outdoor Main PCB.
No
Is there any interference such
as too many lamps, power
transformers? Or is the signal
wire too long?
Is there any interference such
as too many lamps, power
transformers? Or is the signal
wire too long?
Is the signal wire a shield cable
and is the shield cable a
earthing?
Is the signal wire a shield cable
and is the shield cable a
earthing?
Is the signal wire is broken?
Is the signal wire is broken?
Are the signal wires properly
inserted on PCB?
Are the signal wires properly
inserted on PCB?
Содержание MUE-48HRFN1-M
Страница 8: ...5 2 2 Part names of Indoor Outdoor units Cassette Unit...
Страница 9: ...6 Duct Units...
Страница 10: ...7 Console...
Страница 11: ...8 Ceiling floor Units...
Страница 28: ...25 Model W D H W1 A B MOE30U 48HFN1 M mm 952 415 1333 1045 634 404 inch 37 5 16 3 52 5 41 1 25 0 15 9...
Страница 30: ...27 Console Unit Ceiling floor Units...
Страница 34: ...31 CFAU 09HRFN1 M C CFAU 12HRFN1 M C MCD 36HRFN1 M C MCD 48HRFN1 M D...
Страница 35: ...32 CTBU 36HWFN1 M C CTBU 48HWFN1 M C...
Страница 36: ...33 MUEU 18HRFN1 M C MUEU 24HRFN1 M C MUE 36HRFN1 M C...
Страница 37: ...34 MUE 48HRFN1 M C MUE 36HRFN1 M C MUE 48HRFN1 M C...
Страница 39: ...36 MOBA30 09HFN1 MT0W MOB30 12HFN1 MT0W...
Страница 40: ...37 MOD30 24HFN1 MT0W MOD01 23HFN1 MT0W...
Страница 41: ...38 MOD30U 36HFN1 M...
Страница 47: ...44 CTBU 09HWFN1 M C Code 0 Code 1 Code 2 Code 3 Code 4...
Страница 48: ...45 CTBU 12HWFN1 M C Code 0 Code 1 Code 2 Code 3 Code 4...
Страница 49: ...46 CTBU 18HWFN1 M C Code 0 Code 1 Code 2 Code 3 Code 4...
Страница 50: ...47 CTBU 24HWFN1 M C Code 0 Code 1 Code 2 Code 3 Code 4...
Страница 51: ...48 CTB 36HWFN1 M C Code 0 Code 1 Code 2 Code 3 Code 4...
Страница 52: ...49 CTB 48HWFN1 M C Code 0 Code 1 Code 2 Code 3 Code 4...
Страница 61: ...58 12 Field Wiring 36K 48K...
Страница 106: ...103 P U P V...
Страница 107: ...104 P W P N...
Страница 123: ...120 4 Remove the evaporator support board 5 Screw off the fixing screws to remove the evaporator 4 screws 1 screw...
Страница 155: ...152 5 Remove the four fixing screws of the fan motor then remove the motor 5...
Страница 168: ...165 6 Remove the grounding screw 7 Remove the Wires 1 2 3 or L1 L2 S Then remove the electronic control box 5 7...