Use Of The Low Pressure Switch - Promax RG5410A-E User's Operating Manual

Advanced Test Products Europe
OPERATING YOUR RG5410A-E
Procedure for Purging Remaining Refrigerant From the RG5410A-E
1. Close the ports of the system being serviced that are connected to the input
port of the RG5410A-E.
2. Close the input port on the RG5410A-E.
3. Turn off RG5410A-E.
4. Turn the Recover/Purge valve to the purge position.
5. Restart the RG5410A-E.
6. Run until desired vacuum is achieved.
7. Close the ports on the recovery tank and the RG5410A-E.
8. Turn the RG5410A-E 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-E after every time excessive
contaminant is encountered.
The use of the Low Pressure Switch
The RG5410A-E 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.
ON
VAC
SENSOR
SELECT
OFF
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RG5410A-E