Metrohm 850 Professional IC MSM-HC MCS Prep 3 - Manual (Page 118)

5.13 High Capacity Metrohm Suppressor Module (MSM-HC)
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850 Professional IC Anion – MSM-HC – MCS – Prep 3
3 Connecting the MSM-HC to the IC system
￭ Reconnect the MSM-HC to the IC system. If the capacity problems
remain, the MSM-HC rotor A must be replaced (see Chapter
5.13.3.3, page 110).
5.13.3.2 Cleaning the MSM-HC
It may be necessary to clean the MSM-HC in the following cases:
￭ Increased backpressure onto the connection tubings of the MSM-HC.
￭ Blockage of the MSM-HC which cannot be eliminated (solutions can
no longer be pumped through the MSM-HC).
￭ Jamming of the MSM-HC which cannot be eliminated (MSM-HC can
no longer be switched over).
1 2 3 4
5
Figure 55 MSM-HC – Components
1 Union nut 2 MSM-HC connecting piece 6.2835.010
3 MSM-HC rotor A 6.2842.000 4 MSM-HC housing
5 Slot in the MSM-HC housing
Cleaning the MSM-HC
Clean the MSM-HC as follows:
1 Disconnecting the MSM-HC from the IC system
￭ Switch off the instrument.
￭ Disconnect the MSM-HC from the separation column, peristaltic
pump and detector.
2 Dismantling the MSM-HC
￭ Unscrew union nut (55-1) from the MSM-HC housing (55-4).