9
installation manual
7.4 Main board Code designation
●
1 means factory test mode
●
0 means auto addressing mode
(default setting)
●
1 means DC fan Is chosen
●
0 means AC fan Is chosen
●
00 means DC fan static pressure is 0
(reserved)
●
01 means DC fan static pressure is 1
(reserved)
●
10 means DC fan static pressure is 2
(reserved)
●
11 means DC fan static pressure is 3
(reserved)
1 2 3 4
S W 1
O N
1 2 3 4
S W 1
O N
1 2 3 4
S W 1
O N
1 2 3 4
S W 1
O N
1 2 3 4
S W 1
O N
1 2 3 4
S W 1
O N
SW1
definition
●
00 means shutting down the
unit to"stop cold air" at 15 degrees
●
01 means shutting down the
unit to"stop cold air" at 20 degrees
●
10 means shutting down the
unit to"stop cold air" at 24 degrees
●
11 means shutting down the
unit to"stop cold air" at 26 degrees
●
00 means the time of stopping
TERMAL fan is 4 minutes
●
01 means the time of stopping
TERMAL fan is 8 minutes
●
10 means the time of stopping
TERMAL fan is 12 minutes
●
11 means the time of stopping
TERMAL fan is 16 minutes
1 2 3 4
S W 2
O N
1 2 3 4
S W 2
O N
1 2 3 4
S W 2
O N
1 2 3 4
S W 2
O N
1 2 3 4
S W 2
O N
1 2 3 4
S W 2
O N
1 2 3 4
S W 2
O N
1 2 3 4
S W 2
O N
SW2
definition
●
00 means temp.compensation
value is 6 degrees under heat mode
●
10 means temp.compensation
value is 4 degrees under heat mode
●
11 means temp.compensation
value is 8 degrees under heat mode
●
01 means temp.compensation
value is 2 degrees under heat mode
1 2
S W 5
O N
1 2
S W 5
O N
1 2
S W 5
O N
1 2
S W 5
O N
SW5
definition
●
1 means old display panel
●
0 means new display panel
●
1 means auto air blow under auto mode
●
0 means auto air blow under non-auto mode
reserved
1 2 3
S W 6
O N
1 2 3
S W 6
O N
1 2 3
S W 6
O N
SW6
definition
without jumper "J1" for
auto restart function
with jumper "J1" for
non-auto restart function
reserved
J1,J2
definition
J1
J1
J2