Fisher FS2MIF-140AE2, Service Manual

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37 EXV open angle for A indoor unit
Actual data/4.
If the value is higher than 99, the digital display tube will show single digit and tens
digit.
For example ,the digital display tube show “2.0”,it means the EXV open angle is
120×4=480p.)
38 EXV open angle for B indoor unit
39 EXV open angle for C indoor unit
40 EXV open angle for D indoor unit
41 EXV open angle for E indoor unit
42 Frequency limit symbol
Bit7 Frequency limit caused by IGBT radiator
The display value is
hex
number. For
example, the digital
display
tube show
2A,then Bit5=1,
Bit3=1, Bit1=1.
It means frequency
limit caused by T4,T3
and current.
Bit6
Frequency limit caused by PFC
Bit5
Frequency limit caused by T4.
Bit4
Frequency limit caused by T2.
Bit3
Frequency limit caused by T3.
Bit2
Frequency limit caused by Tp.
Bit1
Frequency limit caused by current
Bit0
Frequency limit caused by voltage
43 Average value of T2 (Sum T2 value of all indoor units)/( number of indoor units in good connection)
44 Outdoor unit fan motor state Off:0, High speed:1, Med speed:2, Low speed:3 Breeze:4, Super breeze:5
45 The last error or protection code 00 means no malfunction and protection
The following items from 8.4.1 to 8.4.5 are for the explanation of the point check functions.
8.4.1 Frequency of compressor:
Display Frequency of compressor (Hz)
30 30
-- Stand by
60 60
8.4.2 Running mode:
Display Corresponding mode
0 Off
1 Fan only
2 Cooling mode
3 Heating mode
4 Forced cooling
8.4.3 Capacity demand:
Cooling mode
T1 Ts
3
1
1
e
c
a
4
2
0
2
3
0
1
f
d
b
Capacity area a b c d e f
Norm value (N) 3 2 1.5 1 0.5 0