24
Electric wiring and the application
In the following table, 1 is ON, 0 is OFF.
Dip switch de
fi
nition:
BM1 is usually set by the personnel on site; BM2 is usually used in the factory.
BM1 introduction
BM1_1
Indoor searching
after startup
0
Begin to search indoor
1
Stop searching indoor and lock the quantity
BM1_2
Start up after pre-heating for 2
hour
0
Allow
1
Forbidden
BM1_4
BM1_5
Piping length selection
[4]
[5] Selection item
0
0
Medium piping length: 100m < L
≤
200m
0
1
Long piping length: L > 200m
1
0
Short piping length: L
≤
100m
1
1
Medium piping length: 100m < L
≤
200m
BM1_6
BM1_7
Defrosting condition "
α
" selection
[6]
[7] Selection item
0
0
8
0
1
10
1
0
6
1
1
8
BM1_8 Silent operation selection
[8] Silent mode
0
Forbidden (without silent operation)
1
Allow (with silent operation)
Note:
The number of indoor units must be locked by the BM1_1(OFF to ON) before running the
outdoor.
BM2 introduction
BM2_2
BM2_3
Outdoor horse power selection
[2]
[3]
Outdoor horse power
0
0
AV08
1
0
AV10
1
1
AV12
Selection switch and the display