This symbol indicates the need for protective eye wear.
This symbol indicates that the marked item requires a protective earth
connection. If the instrument is not supplied with a ground plug on a
cord, make the protective earth connection to the protective
conductor terminal.
This symbol, when noted on the product, identifies the location of a
fuse or current limiting device.
Maintenance
C A U T I O N
Multiple hazards. Only qualified personnel must conduct the tasks
described in this section of the document.
C A U T I O N
Chemical exposure hazard. Obey laboratory safety procedures and
wear all of the personal protective equipment appropriate to the
chemicals that are handled. Refer to the current safety data sheets
(MSDS/SDS) for safety protocols.
C A U T I O N
Chemical exposure hazard. Dispose of chemicals and wastes in
accordance with local, regional and national regulations.
Maintenance schedule
N O T I C E
Failure to complete the 3-month scheduled maintenance tasks on time will result
in operational problems and pump leaks.
4 English
N O T I C E
Maintenance tasks that are not shown in
authorized service personnel.
Table 1
shows the recommended schedule of maintenance tasks.
Facility requirements and operating conditions may increase the
frequency of some tasks.
Table 1 Maintenance schedule
Task
1 month 3 months 6 months As necessary
1
2
on page 9
on page 10
on page 12
Table 1
must only be done by
X
X
X
X
X
X
X
X
X
X
X