Hitachi OE700 Series, Operating Manual

Page: 50 / 77

9 Maintenance
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40 Hitachi High-Tech Analytical Science
9.2 Maintenance table
In the following table,
the abbreviation means that the maintenance activity must be
performed
OH .............................................after x operating hours
m ...............................................after x months
y.................................................after x years
.
Tab. 9-1 Maintenance intervals OE700 series
Assembly Maintenance activity
Maintenance interval
Further information
m y OH
entire instrument replacement of all loaded parts and
analytical check of the instrument
1 to be performed by customer service
check of filters and replacement, if
required
3 chapter 9.6, page 47
cleaning the instrument 1 chapter 9.8, page 48
cleaning and filling the washing bottle when dirty or filled to a low level chapter 9.7, page 47
replacing the argon bottle as necessary chapter 9.9, page 48
spark stand
cleaning the spark stand
• after 1000 sparkings (to ensure
preferably precise analyses)
• upon notification
• at every change of matrix
chapter 9.3.1, page 41
replacing the spark stand plate at every change of matrix chapter 9.3.2, page 42
cleaning of electrode with brush after every measurement chapter 9.4.1, page 43
replacing the electrode at every change of matrix chapter 9.4.2, page 44
adjustment of the electrode after every change of electrode chapter 9.4.2, page 44
changing the ceramic insert at every change of matrix chapter 9.5, page 46