Atlantic TRINEO - Evacuation

7. Also check that the pressure indicated on the pressure gauge does not drop. If the

a pressure level above atmospheric pressure.
8.4. Evacuation
1. Bleed the nitrogen from the circuit by opening the blue and red valves on the LP pres
sure gauge (restore atmospheric pressure).
2. Disconnect the nitrogen cylinder and reclose the LP and HP pressure gauge valves.
3. Connect the vacuum pump to both circuits.
4. 
             
precision.
5. Activate the vacuum pump.
6. 

Outside unit
Refrigeration line

Charging port
Charging port plug
LP
hose
LP HP
Expansion
valve
Nitrogen cylinder
Warnings Installation Use
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