Revised A 44 6301
5. Maintenance (continued)
5.3.7. Injector and bellcup wash
• Injector wash: the solvent passes directly through the injector.
• External bellcup wash: the solvent passes through a hole in the shaping air shroud to wash the
external surfaces of the bellcup.
CAUTION : Inspect to make certain the o-rings on the solvent injector’s pipette and on the
shaping air shroud are in place before installing the aluminium cover.
DES01263
Solvent injector’s pipettes
External Moduflow
Injector wash nano-valve
Bellcup wash
nano-valve
O-rings
Typical connection
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