41
Electric wiring and the application
SW9 SW10 SW11
Function
Operational approach
15
8
2
Snow-proof
operation setting
0:without snow-proof operation;
1: with snow-proof operation
15
9
2
The FAN speed
setting of Thermo Off
Submachine when
heating host running
0: not running; 1: running
15
10
2
Drop selection
between indoor units
0—No drop between indoor units;
1—There is drop between indoor units.
15
11
2
Reservation
15
12
2
Power supply setting
of 50/60Hz
50 means 50Hz
，
60 means 60Hz
15
13
2
Inverter board
selection
0 means self-regulating inverter board;
1 means APY inverter board.
15
14
2
Outdoor type setting 0-3 pipe type
15
15
2
Reservation
SW9 SW10 SW11
Function
Operational approach
1
0
2
Communication baud
rate of indoor and
outdoor units
9600bps
1
1
2
Number of cyclical
valve boxes
connected to indoor
unit accurately for 1
round
LED1/ LED2
：
Number of valve boxes
LED3/ LED4
：
Number of indoor units
For example, 0206 means 2 valve boxes and 6
indoor units
1
2
2
Top 2 number
：
the percentage of
inconformity for
indoor units and the
number of E2
Low 2 number: real-
time indoor unit
number
For example, 0522 means currently there are 22
indoor units, and the percentage of inconformity
for indoor units and the number of E2 is 5%.
1
3
2
Number of valve
boxes which can
communicate with
indoor units (exclude
indoor units failing
communicating for
continuous 5 times.)
LED1/ LED2
：
Number of valve boxes
LED3/ LED4
：
Number of indoor units
For example, 0206 means 2 valve boxes and 6
indoor units
1
4-15
2
Reservation
