2-Stager unit

[before]

1st stage

• Compressor: LG NP407P (25,000Btu/h; 40.7cc/rev)
• Condenser: 1.9kW + Fan
• HSP Service Valve: Schrader
• HSP Manometer: Wigam ML60/18C4FA/A8
• Reciever: Frigomec 1.6l + Alco rotalock valve SR1-WDB
• Filterdrier: Copper 50gr
• Expansion Device: Alco TXV TI-SW (w/ TIO-01)
• Heat Exchanger: Harle compact brazed plate HX B3-12A (12pl)
• LSP Service Valve: Schrader
• LSP Manometer: Wigam ML60/38C4FA/A8
• Refrigerant: R404a

2nd stage

• Compressor: LG NP362P (21,900Btu/h; 36.2cc/rev)
• Oil Separator: ShineYear Automatic
• HSP Service Valve: Schrader
• HSP Manometer: Wigam ML60/18C4FA/A8
• Filterdrier: Copper 50gr
• Expansion Device: Honeywell CPEV AEL1
• LSP Service Valve: Schrader
• LSP Manometer: Wigam ML60/38C4FA/A8
• Refrigerant: R1150 or R1150/R50/R290 blended
• Others: Desuperheater + Fan, Cold_ice's Evap + succion line, and of course something for safety.

Today, I've painted the condenser in blue and brazed few things as well.

















More to come.