Promax RG5410A-EXTREME, User'S Operating Manual, Page: 8 / 133

Advanced Test Products RG5410A-EXTREME
6
OPERATING YOUR RG5410A-EXTREME
Procedure for Purging Remaining Refrigerant From the RG5410A-EXTREME
1. Close the ports of the system being serviced that are connected to the input
port of the RG5410A-EXTREME.
2. Close the input port on the RG5410A-EXTREME.
3. Turn off RG5410A-EXTREME.
4. Turn the Recover/Purge valve to the purge position.
5. Restart the RG5410A-EXTREME.
6. Run until desired vacuum is achieved.
7. Close the ports on the recovery tank and the RG5410A-EXTREME.
8. Turn the RG5410A-EXTREME off.
9. Return the Recover/Purge valve to the recover position.
10. Disconnect and store all hoses.
11. Replace the in-line filter on your RG5410A-EXTREME after every time excessive
contaminant is encountered.
The use of the Low Pressure Switch
The RG5410A-EXTREME is equipped with a low pressure switch which is selectable
ON/OFF (VAC SENSOR SELECT). When the low pressure switch is switched ON the
unit will automatically switch off at 0,45 bar absolute. When the Low pressure Switch is
switched OFF the unit will continue to pump down the system even when the vacuum
stage has been reached.
VAC
SENSOR
SELECT
ON
OFF