Lennox Mini-Split Service Manual / Page 122
Display Remark
8 A indoor unit capacity demand
code
Norm code*HP
(9K:1HP,12K:1.2HP,18K:1.5HP)
9 B indoor unit capacity demand
code
10 C indoor unit capacity demand
code
11 D indoor unit capacity demand
code
12 E indoor unit capacity demand
code
13 Outdoor unit amendatory
capacity demand code
Forced cooling:7
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 A indoor unit evaporator outlet
temp.(T2BA)
If the temp. is lower than -9 degree, the digital display tube will show
“-9”.If the temp. is higher than 70 degree, the digital display tube will
show “70”. If the indoor unit is not connected, the digital display tube
will show: “――”
18 B indoor unit evaporator outlet
temp.(T2BB)
19 C indoor unit evaporator outlet
temp.(T2BC)
20 D indoor unit evaporator outlet
temp.(T2BD)
21 E indoor unit evaporator outlet
temp.(T2BE)
22 A indoor unit room temp.(T1A)
If the temp. is lower than 0 degree, the digital display tube will show
“0”.If the temp. is higher than 50 degree, the digital display tube will
show “50”. If the indoor unit is not connected, the digital display tube
will show: “――”
23 B indoor unit room temp.(T1B)
24 C indoor unit room temp.(T1C)
25 D indoor unit room temp.(T1D)
26 E indoor unit room temp.(T1E)
27 A indoor unit evaporator temp.
(T2A)
If the temp. is lower than -9 degree, the digital display tube will show
“-9”.If the temp. is higher than 70 degree, the digital display tube will
show “70”. If the indoor unit is not connected, the digital display tube
will show: “――”
28 B indoor unit evaporator temp.
(T2B)
29 C indoor unit evaporator temp.
(T2C)
30 D indoor unit evaporator temp.
(T2D)
31 E indoor unit evaporator temp.
(T2E)
32 Condenser pipe temp.(T3)
33 Outdoor ambient temp.(T4)
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