2 cleaning the spm, Figure 53, Spm – components – Metrohm 850 Professional IC MSM-HC MCS Prep 3 User Manual
Page 109
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5 Operation and maintenance
850 Professional IC Anion – MSM-HC – MCS – Prep 3
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99
3 Connecting the SPM to the IC system
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Reconnect the SPM to the IC system. If the capacity problems
remain, the SPM rotor A must be replaced (see Chapter 5.10.3.3,
page 101).
5.10.3.2
Cleaning the SPM
It may be necessary to clean the SPM in the following cases:
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Increased backpressure on the connection tubings of the SPM.
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Blockage of the SPM which cannot be eliminated (solutions can no lon-
ger be pumped through the SPM).
■
Jamming of the SPM which cannot be eliminated (SPM can no longer
be switched over).
1
2
3
4
5
Figure 53
SPM – Components
1
Union nut
2
SPM connecting piece (6.2835.010)
3
SPM rotor A (6.2835.000)
Cation exchanger.
4
SPM housing
5
Slot in the SPM housing
SPM cleaning
Clean the SPM as follows:
1 Disconnecting the SPM from the system
■
Switch off the instrument.
■
Disconnect capillary connections of the SPM from the system.
2 Dismounting SPM
■