88
Setting outdoor unit option switch and key function
K1 K2 K3 K4
(A Type)
(B Type)
K4 (Number of
press)
KEY operation
Display on segment
SEG 1 SEG2, 3, 4
1 time Outdoor unit model 1
AM160MXVAFC Off, 1, 6
2 times Order frequency (Compressor 1) 2
120 Hz 1, 2, 0
3 times Order frequency (Compressor 2) 3
120 Hz 1, 2, 0
4 times High pressure (MPa) 4
1.52 MPa 1, 5, 2
5 times Low pressure (MPa) 5
0.43 MPa 0, 4, 3
6 times Discharge temperature (Compressor 1) 6
87 °C 0, 8, 7
7 times Discharge temperature (Compressor 2) 7
87 °C 0, 8, 7
8 times IPM temperature (Compressor 1) 8
87 °C 0, 8, 7
9 times IPM temperature (Compressor 2) 9
87 °C 0, 8, 7
10 times CT sensor value (Compressor 1) A
2 A 0, 2, 0
11 times CT sensor value (Compressor 2) B
2 A 0, 2, 0
12 times Suction temperature C
-42 °C -, 4, 2
13 times COND OUT temperautre D
-42 °C -, 4, 2
14 times Temperature of liquid pipe E
-42 °C -, 4, 2
15 times TOP temperature (Compressor 1) F
-42 °C -, 4, 2
16 times TOP temperature (Compressor 2) G
-42 °C -, 4, 2
17 times Outdoor temperature H
-42 °C -, 4, 2
18 times EVI inlet temperature I
-42 °C -, 4, 2
19 times EVI outlet temperature J
-42 °C -, 4, 2
20 times Unused K Unused
21 times Unused L Unused
22 times EVI EEV step M
300 steps 3, 0, 0
23 times Unused N Unused
24 times Fan step (SSR or BLDC) O
13 steps 0, 1, 3
25 times Current frequency (Compressor 1) P
120 Hz 1,2,0
26 times Current frequency (Compressor 2) Q
120 Hz 1,2,0
27 times Suction 2 temperature (H/R) R
-42 °C -, 4, 2
28 times Master indoor unit address S
Master indoor unit not selected BLANK, N, D
If indoor unit No.1 is selected as the master unit 0,
0, 1
29 times Snow sensor voltage T
1.80V 1,8,0