Electric Wiring and Application
SW1
SW2
SW3
Outdoor
14 (E)
15 (F) Frequency converter INV1 module temperature
unit
15 (F)
15 (F) Frequency converter INV2 module temperature
address
0-3
(3) System status display and control (host)
SW1
SW2
SW3
0
0
2
0
1
2
0
2
2
0
3
2
0
4
2
0
5
2
0
6
2
0
7
2
0
8
2
0
10 (A)
2
0
11 (B)
2
0
12 (C)
2
0
13 (D)
2
0
14 (E)
2
0
15 (F)
2
(4) E2 control parameters display and setting
Each parameter needs to be set. Setting method:
(1)
Press START (SW5) for 2 seconds, at display 1111, enter the set state, flashing displays the current value
(2) UP (SW4) or DOWN (SW7) are adjustment parameters.
(3)
After the adjustment is completed
<A> In the current state of the code, effectively set the time by pressing STOP (SW6) for 2 seconds, showing 0000,
keep the current settings and exit the set state, stop flashing display, wait for 2 minutes after power off and then
re-power up the unit again.
<B> The current set time is not set by STOP (SW6) or change the dial selection. Do not save the current set value,
Function
Refrigerant type
The same outdoor unit total
number and total capacity
Total indoor unit capacity
The indoor units within the
same system
Number of indoor units working
The outdoor unit in running
mode with the same indoor unit
number
I Cooling target temperature
I Heating target temperature
Automatic recovery of the
refrigerant
Note: the end of the recovery
must be cancelled or reset
Test run setup
Note: the end of the test run
must be cancelled or reset
Outdoor unit mode
Indoor unit expansion valve
fully open
All the indoor units for cooling
All the indoor units for heating
Cancel all manual controls
(running class)
Function
Digital tube LD1 - 4 display
I 410A represents 410A refrigerant
LD1: The total number of outdoor unit
LD2: Display "-"
LD3/LD4: Total outdoor unit capacity (unit: Horse)
For example: 3-48 said 3 outdoor machines, with a total capacity of
48 horses
50 represents 50 horses
For example: 64
Temperature sensor 'ON' indicates the indoor unit is working
For example: 13
When the outdoor unit stops, press START (SW5) for 2 seconds, at
display 1111, start. (the outdoor is set to work in a state of operation)
Press STOP (SW6) for 2 seconds, at display 0000, stop
When the outdoor stops, press START (SW5) for 2 seconds, at
display 1111, start. (the outdoor is set to work in a state of operation)
Press STOP (SW6) for 2 seconds, at display 0000, stop
0-normal C-only cool H-only heat
Press START (SW5) for 2 seconds, at display 1111, the indoor valve
opens fully for 2 minutes, 2 minutes after the automatic shutdown
valve
Press START (SW5) for 2 seconds, at display 1111, it will fully open:
Press STOP (SW6) for 2 seconds, at display 0000, it will be closed
Press START (SW5) for 2 seconds, at display 1111, cancel; or press
STOP (SW6) for 2 seconds, at display 0000, cancel Remove all man-
ual controls (parts), close the indoor unit
37
Digital tube LD1 - 4 display
Unit: degree
Unit: degree
Unit: degree