Maintenance 3
400/54 Premium Shielded NMR Magnet System Product Overview 37
Servicing
If you have any concerns about your system, contact Agilent
Technologies for technical advice or to arrange a service
visit. A list of contacts is provided at the beginning of this
manual.
In order to avoid any difficulties and potential safety issues,
use only Agilent Technologies approved parts on the system.
Table 3 Cryogen and service log example
Date Helium Nitrogen Notes/Service details
Level probe
(%)
Quantity used for refill Level probe
(%)
Quantity used for
refill
3 Nov YY 27 - 20 -
1 Dec YY 22 - 20 -
3 Jan YY 18 - 10 -
3 Feb YY 13 - 10 -
5 Mar YY 9 - 10 -
3 Apr YY 99 ~60 liters F ~90 liters Helium and Nitrogen
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