72
Dry the Lines
• Connect the nitrogen line directly to the distribution piping service Schrader valve on the manifold line.
Refer to Figure 62.
• Set your pressure regulator to 100 psi and blow down the lines for a minimum of 30 seconds. Larger
systems may take longer.
Figure 62 - Connecting Nitrogen to Dry Lines
• Remove nitrogen line from the distribution piping service Schrader valve.
• Remove all hoses and buckets.
• Install nozzle caps on nozzles.
1. Nitrogen Service Cylinder
2. Regulator
3. Refrigerant Test Hose
4. Inline Filter
5. Additional Test Hose
6. Distribution Piping Service
Schrader Valve
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