Gilson 402 - Manual (Page 46)

4-10
Operation - Standard Use
4
Prime the 402 (Man)
Prime is used to thoroughly clean out all fluid
pathways with fresh solvent and to clear bubbles
from the tubings.
Press the Man soft-key, the Manipulation Screen
appears.
Press Prime, Initialization Screen 2 appears.
[Measure and Titrate are described in Chapter 5.]
You should prime the 402 before each run, to
ensure that all fluid pathways contain fresh solvent
and no air bubbles.
Put the probe-end of the transfer-tubing into a
suitable the waste container, then press OK.
Priming starts immediately and the message
‘Priming ...’ appears on the screen; during which
time solvent is expelled at the probe-end of the
transfer tubing.
Press STOP, or the End soft-key, when you are
satisfied that all fluid pathways have been primed
with fresh solvent and are free of air bubbles.
Pressing End
When you press End, the motion of the syringe(s)
ceases and ‘Homing ...’ appears on the screen until
the syringe(s) have returned to their uppermost
positions.
Pressing STOP
You can press STOP at any time, however, this key
is more for use if a problem arises (such as a leak).
When you press STOP, the motion of the syringe(s)
ceases and the Abort Screen appears. Press Proceed,
when you want to continue the prime from the
point at which it was stopped (for example, to refill
the solvent reservoir).
Press Abort, when you want to stop priming;
Initialization Screen 2 reappears. Ensure that the
probe-end of the transfer-tubing is in a suitable
waste container, then press OK.
Initialization Screen 2
Manipulation Screen
Essential Steps
Abort Screen