Samsung Electronics
63
4-2 Service Operation
4-2-1 Special Operation
Key Function of the Outdoor Unit PBA
Check mode
RESET View mode
Display
KEY
Function of KEY
Number of pressing
K1 (Heating)
K2 (Cooling)
1
Adding refrigerant in heating mode ( )
Adding refrigerant in cooling mode ( )
2
Test operation for heating ( )
Test operation for cooling ( )
3
Heating Pump out operation ( )
Cooling Pump down operation ( )
4
Vacuum(All)(t 4) ( )
Inverter Check( )
5
End of key operation
End of key operation
•
Adding refrigerant (
,
) :
The operation for charging additional refrigerant
•
Test operation (
,
) :
Checking the indoor and outdoor unit operation
•
Recovery of refrigerant (
) :
Operation for collecting refrigerants from pipes and indoor units to the outdoor unit when moving or repairing works are required.
•
Refrigerant release (
) :
Operation for releasing the refrigerant on the outdoor unit to the indoor unit pipes.
Function of K4
K4 (Press and hold to enter the setting)
→
K4 press (Number of press)
Displayed content
Display on segment
0 time
Main Micon version
Version (ex. 0912)
1 time
Inverter Micom version
Version (ex. 0912)
2 time
EEPROM version
Version (ex. 0912)
3 time
Automatically assigned address
of the units
SEG1
SEG2
SEG3,4
Indoor unit:"A"
Indoor unit:"0"
Address (ex:05)
4 time
Manually assigned address of
the units
SEG1
SEG2
SEG3,4
Indoor unit: "A"
Indoor unit: "0"
Address (ex:01)
Number of
presses (K4)
Description
Display segment
SEG 1
SEG 2
SEG 3
SEG 4
0
Communication status
10s digit of Tx
1s digit of Tx
10s digit of Rx
1s digit of Rx
1
Current frequency
1
100s digit
10s digit
1s digit
2
High pressure
2
10s digit
1s digit
First decimal
3
Low pressure
3
10s digit
1s digit
First decimal
4
Outdoor air temperature
4
+ / -
10s digit
1s digit
5
Discharge Temperature
5
100s digit
10s digit
1s digit
6
Cond temperature
6
+ / -
10s digit
1s digit
7
Current
7
10s digit
1s digit
First decimal
8
Fan RPM
8
1000s digit
100s digit
10s digit
9
Main EEV
9
1000s digit
100s digit
10s digit
10
EVI EEV
A
100s digit
10s digit
1s digit
11
IPM temperature
B
100s digit
10s digit
1s digit
12
Inverter pump frequency of
hydro unit
C
100s digit
10s digit
1s digit
13
Inlet water temperature
D
10s digit
1s digit
First decimal
14
Outlet water temperature
E
10s digit
1s digit
First decimal
15
Number of connected indoor
units
F
0
10s digit
1s digit
