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The following is recommended to maximize recovery rates:
A.
Use the shortest length of 3/8" (inside) diameter refrigeration hose on the suction
side of the unit to the vapor port on the tank.
B.
Use 3/8" (inside) diameter refrigerant hoses from the system liquid service valve to
the liquid port on the tank.
C.
If the refrigerant is clean, remove all suction side filters, screens, etc...
D.
Remove all Schrader type valve cores and any valve depressors from the hoses and
service valves.
E.
Use 90 lb DOT recovery tank or larger to minimize tank change over.
Connect unit as shown in Diagram 2
1.
EU Note: The recovery tank must be rated for 38 bar
2.
Open Liquid and Vapor Valve on Recovery Tank
3.
Open OUT Valve on unit.
Set Auto-Manual Switch to MANUAL.
4.
Set Main Power Switch to ON.
5.
When unit starts, open IN Valve on unit to start refrigerant flow.
6.
7.
Monitor weigh scale for increase of weight in the Recovery Tank, or view sight glass for
liquid refrigerant flow. WARNING: Do not over fill Recovery Tank.
8.
Once the weight gain subsides or liquid refrigerant is no longer present in the sight glass,
close Recovery Tank Vapor Valve. Set Main Power Switch to OFF once the IN Gauge
pulls in to a vacuum.
LIQUID PUSH-PULL PROCEDURE IS NOW COMPLETE. PROCEED TO DIRECT LIQUID OR
VAPOR OPERATION
PUSH-PULL LIQUID RECOVERY
OPERATION
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