Samsung AVMKH020EA0 Service Manual page 60

4-2-4. Operation control key and display part
I Display part
SEG1 SEG2
I Key
I Key function
Function
Enter times
Refrigerant supplement
1 time
2 time
3 time
4 time
5 time
I Main operation mode and function
G Refrigerant supplement(
– Heating refrigerant supplement : When pressing K1 a time (
– Cooling refrigerant supplement : When pressing K2 a time (
G Test operation(
,
– Heating test operation : When pressing K1 2 times (
– Cooling test operation : When pressing K2 2 times (
G Refrigerant discharge(
– Refrigerant discharge : When pressing K1 3 times (
– This operation is for collecting refrigerant into the indoor unit when the compressor is abnormal or displaced.
! Set operation stop option of the troubled compressor(Refer to the setup for option switch)
–
@ Press K1 3 times and lock the service valve of liquid side.
–
# If the low pressure is under 0.5kg/cm
–
discharge pressure is over 26kg/cm
$ Stop the operation by pressing K3 immediately.
–
G Oil collection(
,
– Heating oil collection: When pressing K1 4 times (
– Cooling oil collection: When pressing K2 4 times (
SEG3 SEG4
K1-Heating K2-Cooling
(SEG 3, 4 display) (SEG 3, 4 display)
Refrigerant supplement
( )
Test operation ( ) Test operation (
Refrigerant collection
Refrigerant discharge
( )
Pump down
Oil collection ( ) Oil collection (
Completion Completion
, ) : Operation to inject additional refrigerant
) : Operation to test after products installation
) : Operation to transfer the refrigerant of outdoor unit to indoor unit
2 , or operation time is over 9 minutes, or discharge temperature is over 120˚C, or
2 , lock the service valve of gas side.
) : Operation to collection into the compressor
)
)
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K3
(SEG 3, 4 display)
Reset
( )
)
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( )
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)
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)
)
)
)
)
Installation
K4
(SEG 3, 4 display)
Data display
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