Replacing The Nitrogen Gas Filters - Agilent Technologies Revident LC/Q-TOF System User Manual

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5
Maintenance

Replacing the nitrogen gas filters

Replacing the nitrogen gas filters

Schedule
Yearly, or when flagged by EMF.
Equipment List
Steps
Before installing the trap, make sure that the system is free of leaks and the
NOTE
system is generally in good working order.
If you are using stainless steel tubing, please order the purifier with stainless
C AU T I O N
steel fittings RMSH-2-SS or RMSH-4-SS. Using brass fittings with stainless
steel tubing increases the risk of cross-threading.
1 Shut down your LC/MC.
2 Set the gas source supply pressure to 10–15 psi and maintain flow in the gas
3 Remove the protective nut and plug from the INLET end of the new trap. DO
4 Immediately attach the new trap to the gas source tubing using one of the
Failure to connect the trap immediately may cause contamination of the
C AU T I O N
adsorbents inside. Reduced adsorption capacity will contribute to elevated
levels of contaminants observed by the detector. This may result in the need
for additional purge time.
94
• 2 1/2-inch OD Mounting Clip for Big Universal Traps (2/pk) - Part number
UMC-5-2
• RMSN—4 1/4-inch Nitrogen
• Maximum operating pressure is 250 PSIG.
• Maximum operating temperature is 100 °C.
• Maximum flow rate is 8 liters per minute.
source line before disconnecting it from the inlet of the old trap.
NOT open the plug on the OUTLET end.
included ferrule sets.
Agilent Revident LC/Q-TOF System User Guide

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