Bruker 300'89 Ascend, User Manual

Page: 49 / 100

49 ZTKS0168 / Z31960 / 05
Troubleshooting
6.2.5 During Operation of the Magnet Stand
More information is available in the Magnet Stand manual.
Indicator Possible reason Solution Performed by
The NMR spectrum
shows massive
disturbances. Pneumatic
controller is in
DOWN position. Switch pneumatic controller
to UP position. Approved
Customer
Personnel
Magnet system is
touching the floor
via accessories or
cables. Identify and eliminate
contact point. Arrange
cables in loose S- or U-
shapes. Approved
Customer
Personnel
If the problem is still not
solved, contact Bruker
Service. Approved
Customer
Personnel
Magnet system is
touching the
magnet stand. Check the level; adjust if
necessary. Approved
Customer
Personnel
Piston of the
isolator is not
centered or is
touching its casing. Align magnet stand. Bruker Service
T-safety bracket is
touching the pillar. Align magnet stand. Bruker Service
Floor vibrations in
vertical direction. Replace elastomeric
isolators with air damped
isolators. Bruker Service
Floor vibrations in
horizontal and
vertical direction. Replace air damped
isolators with air piston
isolators. Bruker Service