Samsung AG042KSVANH Service Manual page 35

□ Trial Operation
▶ After initial installation, stable operation for a certain period of time limited to operation conditions.
Method of Entry
Compressor
Fan and Valves
Operation time
Etc.
□ Refrigerant Filling Operation
▶ Operation to filling the refrigerant compressor was fixed at a certain frequency.
Method of Entry
Compressor
Fan and Valves
Maximum Operation time
Etc.
□ Vacuum Operation
▶ Operation to facilitate vacuum to open the valve after the Outdoor Unit repair.
Method of Entry
Compressor
Fan
4WAY Valve
Valves
Etc.
□ Discharge mode Operation
▶ Block the Inverter PCB 3-phase relay after connected the power, and through compressor, DC voltage is discharging.
- Discharge Mode Operation Process : Push K2 button 6 times shortly.
- INV1 and INV2 DC voltage during discharge mode are displayed alternately.
- Discharge mode Display (Rotate the three page display, as shown below.)
' ' ' ' ' ' ' ' → DC Link Volt1 ( For example, 120[V] 0 1 2 0 display) → DCLinkVolt2 ( For example, 120[V] 0 1 2 0 display)
→ ' ' ' ' ' ' ' ' → DC Link Volt1 ...
▶ If want operation again after complete discharge mode : Restart after K3 key to Reset or Power Reset.
Cooling
K2 Tact Switch 2times
Normal operation, but the maximum frequency limit (differ by model)
Min : 60 minutes, Max : 10 hours
∙ Exceed the maximum operating time at stops and waits.
∙ Protection and control, self-diagnosis is performed.
Cooling
K2 Tact Switch 1times
Starting frequency (Mild Start frequency) operation
During the filling operation does not enter the special operation, such as oil recovery, defrost.
If not turn off the vacuum mode, the start of normal operation is prohibited.
31
K1 Tact Switch 2times
Normally control conduct
K1 Tact Switch 1times
Normally control conduct
60minutes
K1 Tact Switch 7times
OFF
OFF
OFF
Open all valves maximum
Heating
Heating