Closed Loop Extraction Systems (CLS) 104: Fill with Butane

Once the extractor has reached maximum vacuum and no leaks have been detected, it can be filled with butane.

Step 2 – Fill the extractor – open recovery cylinder liquid side valve
Component #	Component Name	Abbreviation	Open/On	Closed/Off
1	Extraction Column Valve	ECV		x
2	Low Pressure Recovery Manifold	RM2		x
3	High Pressure Recovery Manifold	RM3		x
4	Purge Port	PP		x
5	Recovery Cylinder	RC	x
6	Vacuum Pump	VP		x
7	Recovery Pump	RP		x

Step 2.1 – Fill the extractor – open purge port (4)
Component #	Component Name	Abbreviation	Open/On	Closed/Off
1	Extraction Column Valve	ECV		x
2	Low Pressure Recovery Manifold	RM2		x
3	High Pressure Recovery Manifold	RM3		x
4	Purge Port	PP	x
5	Recovery Cylinder	RC	x
6	Vacuum Pump	VP		x
7	Recovery Pump	RP		x

Step 2.2 – Fill the extractor – open the low pressure recovery manifold (2)
Component #	Component Name	Abbreviation	Open/On	Closed/Off
1	Extraction Column Valve	ECV		x
2	Low Pressure Recovery Manifold	RM2	x
3	High Pressure Recovery Manifold	RM3		x
4	Purge Port	PP	x
5	Recovery Cylinder	RC	x
6	Vacuum Pump	VP		x
7	Recovery Pump	RP		x

Step 2.3 – Fill the extractor – open the extraction column valve (1) and allow butane to fill the extractor until 45 PSI or the butane stops flowing
Component #	Component Name	Abbreviation	Open/On	Closed/Off
1	Extraction Column Valve	ECV	x
2	Low Pressure Recovery Manifold	RM2	x
3	High Pressure Recovery Manifold	RM3		x
4	Purge Port	PP	x
5	Recovery Cylinder	RC	x
6	Vacuum Pump	VP		x
7	Recovery Pump	RP		x

Step 2.4 – Fill the extractor – when butane stops flowing, close the recovery cylinder liquid side valve (5)
Component #	Component Name	Abbreviation	Open/On	Closed/Off
1	Extraction Column Valve	ECV	x
2	Low Pressure Recovery Manifold	RM2	x
3	High Pressure Recovery Manifold	RM3		x
4	Purge Port	PP	x
5	Recovery Cylinder	RC		x
6	Vacuum Pump	VP		x
7	Recovery Pump	RP		x

Step 2.5 – Fill the extractor – close purge port (4)
Component #	Component Name	Abbreviation	Open/On	Closed/Off
1	Extraction Column Valve	ECV	x
2	Low Pressure Recovery Manifold	RM2	x
3	High Pressure Recovery Manifold	RM3		x
4	Purge Port	PP		x
5	Recovery Cylinder	RC		x
6	Vacuum Pump	VP		x
7	Recovery Pump	RP		x

As always, if you have any questions please post them in the comments section. Your questions and time are valuable and we will make every attempt to help you through your process.