7 . Care And Maintenance; 7-1 Flow Line Cleaning; 7-2 Replacing Fuse; 7-3 Cleaning Of Detector Exterior - SHOKO SCIENCE Shodex RI-504 Operation Manual

Refractive index detector
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7. Maintenance
7-1 Flow Line Cleaning
Depends on the solvents in use, the cleaning procedure is varied. Following is
a procedure for typical.
1) Inject cleaning solution (acetone) by syringe from the inlet port (5
2) Inject deionized water by syringe from the inlet port (5
3) Exchange deionized water with the mobile phase solvent.
If buffers or solutions of high salt content have been in use, the cells may be
contaminated by precipitated salt.
Large amounts of distilled, deionized water, such as 1
is the simplest clean-up procedure.
7-2 Replacing Fuse
When the fuse is blown, replace the following procedures:
1) Turn off the power of detector.
2) Remove the power cord.
3) Remove the blown fuses.
4) Replace new fuses.
Replace only with same type and rating of fuse.
If the fuse is kept blown off after being replaced, power off the detector
Warning
immediately and disconnect the power cord.
Please consult our local representative in your area or
Warning
SHOKO SCIENCE CO.,LTD.
7-3 Cleaning of detector exterior
When the exterior such as top cover of front panel were stained or got wet for whatever
reasons, please keep the detector clean and dry by wiping off it by soft cloths or tissue
paper. If stains are hard to remove, try soft cloths absorbed a weak water solution of
kitchen detergent.
Use a dry cloth to wipe the detector. Do not use water or alcohol.
Caution
Use of such liquids may damage the detector or erase characters or color on
the panel.
If the detector is not to be used for more than one week, then, prior to
Caution
storage, wash the flow line with pure water and acetone, and dry the line
by allowing nitrogen gas to flow through.
mL
mL/min
(-) driver
- 21 -
).
mL
).
, for up to several hours,

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Shodex ri-501

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