Service Operation; Special Operation - Samsung AE044MXTPEH Service Manual

4-2 Service Operation

4-2-1 Special Operation

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