5
6. BUTTON FUNCTION
SW5
SW4
SW3
SW6
MENU
DOWN
UP
OK
Table 6-1
DSP1
DSP2
Description
MENU
Debug mode 1
Debug mode 2
Backup run
History codes
Cleaning history error
Restore factory settings
Power limitation mode 1
Power limitation mode 2
Power limitation mode 3
Power limitation mode 4
Power limitation mode 5
Power limitation mode 6
Maintenance mode
Reserved
Note
Display“R006”
Only available for master unit
Only available for master unit
Only available for master unit
Only available for master unit
Reserved
Reserved
n14
n25
n26
n27
n31
n32
n33
n34
n41
n42
n43
n44
nb3
nb2
nb1
nb4
nb5
nb6
nb7
nb8
n45
n46
n47
n15
n16
n24
nF1
nF2
Power limitation mode 7
Exit auto power save mode
Enter auto power save mode
Reserved
Reserved
Vacuum mode
Fahrenheit degree (°F)
Celsius degree (°C)
Auto snow-blowing mode 1
Auto snow-blowing mode 2
Exit auto snow-blowing mode
VIP address setting
1
2
3
4
1
2
3
4
5
6
Only available for master unit(all indoor units running in cooling mode)
Only available for outdoor unit with two compressors. If one of the two
compressors is fail, the other compressor will keep running for up to 4
days and then stop automatically.
Only available for the master unit
Only available for the master unit, 100% capacity output
Only available for the master unit, 90% capacity output
Only available for the master unit, 80% capacity output
Only available for the master unit, 70% capacity output
Only available for the master unit, 60% capacity output
Only available for the master unit, 50% capacity output
Only available for the master unit, 40% capacity output
Only available for master unit(if all the indoor unit in the system are the
2nd generation indoor units, all the indoor units will run in heating mode.
Once there is one or more old indoor unit in the system, all the indoor
units will run in force cooling mode)
Only available for the master unit, the system does not check the indoor
units’ number.
7
8
9
10
11
12
5
6
7
8
9
10
11
12
6.1 Button switch function
MENU
:
Long press 5 seconds to enter menu function mode,
short press return to the previous menu
OK
：
Short press to enter the next level menu or confirm the
selection
UP/DOWN
：
a) Select different menus in menu function mode.
b) System check when it is not menu function mode.
1)
2)
3)
6.2 Menu function mode
Only master unit has the full menu functions, slaves units only
have error codes check and cleaning menu functions.
Long press “MENU” button 5 seconds, then display “n1”, and
enter the menu function mode.
Use “UP” and “DOWN” to select a different level 1 menu
(for example,n3)
Press “OK” to enter a level 2 menu (for example,n31)
At level 2 menu status
Use “UP” and “DOWN” to select different level 2 menu (for
example,n32)
Use “OK” to confirm the specified level 2 menu
1.
2.
a)
b)
a)
b)
