YMC Europe GmbH
Operation
YMC Pilot
26 / 49
Low pressure chromatography column
6
Operation
WARNING
Risk of explosion
Severe injuries possible due to glass splinters.
► Never put the glass column under gas pressure!
In order to guarantee safe operation, the glass column must be used for the intended
use only ( Chapter 2.1, p. 7).
6.1
Tightening and loosening the O-ring
The O-ring is tightened as follows:
1. Hold the internal spindle or the connection nut inner spindle.
2. Turn the tension nut clockwise in the direction of the external spindle or the
connection nut outer spindle. The O-ring is squeezed.
O-ring is sealed when a constant black line appears in the glass body.
The O-ring is loosened as follows:
1. Hold the internal spindle or the connection nut inner spindle.
2. Turn the tension nut anticlockwise in the direction of the connection nut inner
spindle. The O-ring is loosened.
O-ring is not sealed anymore if the black line disappears.
6.2
Piston adjustment
The piston is adjusted as follows:
1. Tighten the O-ring of the adjustable end piece until the O-ring is sealed.
O-ring is sealed when a constant black line appears in the glass body.
2. By turning the handle bars, the piston moves up and down.
