74
frequency and “LC”(each displays 0.5s)
In forced cooling mode, the LED displays “FC” or alternative displays between running frequency and
“FC”(each displays 0.5s)
When PFC module protection occurs three times within 15 minutes, the LED displays “E6” or
alternative displays between running frequency and “E6”(each displays 0.5s)
In protection or malfunction, the LED displays error code or protection code.
17.4 Outdoor unit point check function
A check switch is included on the outdoor PCB.
Push SW1 to check the unit's status while running. The digital display shows the following codes each time
the SW1 is pushed.
Number
of
Presses
Display
Remark
0
Normal display
Displays running frequency, running state, or malfunction code
1
Quantity of indoor units with working connection
Actual data
Display
Number of indoor unit
1
1
2
2
3
3
4
4
2
Outdoor unit running mode code
Off:
0,Fan only: 1, Cooling: 2, Heating: 3, Forced cooling: 4. Forced
defrosting :A
3
Indoor unit A capacity
The capacity unit is horse power. If the indoor unit is not connected, the
digital display shows the following: “――”
(9K:1HP,12K:1.2HP,18K:1.5HP)
4
Indoor unit B capacity
5
Indoor unit C capacity
6
Indoor unit D capacity
7
Indoor unit E capacity
8
Indoor unit A capacity demand code
Norm code*HP
(9K: 1HP,12K: 1.2HP,18K: 1.5HP)
9
Indoor unit B capacity demand code
10
Indoor unit C capacity demand code
11
Indoor unit D capacity demand code
12
Indoor unit E capacity demand code
13
Outdoor unit amendatory capacity demand code
14
The frequency corresponding to the total indoor
units' amendatory capacity demand
15
The frequency after the frequency limit
16
The frequency sending to compressor control
chip
17
Indoor unit A evaporator outlet temperature (T
2B
A)
If the temperature is lower than -9
℃
, the digital display shows “-9.” If the
temperature is higher than 70
℃
, the digital display shows “70.” If the
indoor unit is not connected, the digital display shows: “――”
18
Indoor unit B evaporator outlet temperature (T
2B
B)
19
Indoor unit C evaporator outlet temperature
(T
2B
C)
20
Indoor unit D evaporator outlet temperature
(T
2B
D)
21
Indoor unit E evaporator outlet temperature (T
2B
E)
22
Indoor unit A room temperature (T
1
A)
If the temperature is lower than 0
℃
, the digital display shows “0.” If the
Summary of Contents for 42QHE09D8SH
Page 1: ...SUPER INVERTER SERIES MULTI TYPE Service Manual ...
Page 21: ...18 4 5 6 Easy operation 4 5 7 Remote control and optional wired control method ...
Page 25: ...22 5 4 Console 16 Drain pipe 195 Hanging arm 700 600 210 N A ...
Page 29: ...25 6 Service Space unit mm 6 1 Four way cassette compact 6 2 Four way cassette super slim ...
Page 31: ...27 6 5 Under Ceiling 6 6 Hi wall Cool Easy 18C AG ...
Page 32: ...Specifications 7 Electrical Wiring Diagrams 7 1 Indoor unit A6 Duct type 7K 9K ...
Page 33: ...Specifications 12K 18K 24K ...
Page 34: ...Specifications Page 67 Compact Cassette type 7K 9K ...
Page 35: ...Specifications Page 68 12K ...
Page 36: ...Specifications Page 69 18K ...
Page 37: ...Specifications Page 69 24K ...
Page 38: ...Specifications Page 70 Wall mounted type 18C 7K 9K 12K 18K ...
Page 39: ...Specifications Page 71 18C 24K ...
Page 42: ...Specifications Page 81 21K 27K 16022000035910 ...
Page 44: ...Specifications Page 78 36k ...
Page 45: ...Specifications Page 79 42k ...
Page 55: ...Specifications 14K 18K s n o i s n e m i D 3 1 ...
Page 56: ...Specifications 21K 27K ...
Page 57: ...Specifications 28K 36K 42K ...
Page 81: ...83 EC 50 Open or short circuit of outdoor unit temperature sensor T3 T4 T5 ...
Page 112: ......