Samsung AC BNPDBC Series, User & Installation Manual, Page: 63 / 76

63
English
INST
ALLA
TION P
A
R
TS
Testing operations
1 Check the power supply between the outdoor unit and the auxiliary circuit breaker.
ࣕ
1 phase power supply : L, N
ࣕ
3 phases power supply : R, S ,T ,N
2 Check the indoor unit.
ࣕ
Check that you have connected the power and communication cables correctly. (If the power cable
and communication cables one mixed up or connected incorrectly, the PCB will be damaged.)
ࣕ
Check the thermistor sensor, drain pump/hose, and display are connected correctly.
3 Press K2 on the outdoor unit PCB to run the test mode and stop.
Key Push type Mode
Display
SEG 1 SEG 2 SEG 3 SEG 4
K2 Short
1st Cooling test mode
2nd Inverter check
3rd Pump down
4th
Refrigerant charging
in Cooling mode
5th FAN1 Check
6th FAN2 Check
7th
Discharge mode of
DC link voltage
8th End Key operation
K1
K2
K3
K4
Outdoor unit
4 After 12 minutes of stationary condition check each indoor unit air treatment :
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5 How to reset the power supply of the outdoor unit and deactivate the eco mode (standby mode) :
ࣕ
Outdoor unit type A :
Press [K3] button over 1 sec to reset the power supply of the outdoor unit and deactivate the eco
mode (standby mode)
6 View Mode : When the K4 switch is pressed, you can see information about our system state as below.
K4 short
push
Display contents SEG1 SEG2 SEG3 SEG4 Unit
1 Order frequency 1 Hundreds digit Tens digit Units digit Hz
2 Current frequency 2 Hundreds digit Tens digit Units digit Hz
3
The number of
preset indoor unit
3 Hundreds digit Tens digit Units digit EA
4
The sensor for
outdoor air intake
4 + / - Tens digit Units digit
ঐͱθঔ
2)
5 Discharge sensor 5 Hundreds digit Tens digit Units digit
ঐͱθঔ
2)
6 Eva-Mid sensor 6 Hundreds digit or ""-""
1)
Tens digit Units digit
ঐͱθঔ
2)
7 Condensor sensor 7 Hundreds digit or ""-""
1)
Tens digit Units digit
ঐͱθঔ
2)
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