Maintenance
H148850_3_003 55
10 Maintenance
Routine maintenance of the sample changer consists of daily and weekly cleaning of specific
sample changer components. Routine maintenance also includes checking for leaks or other
damage.
CAUTION
Static Discharge Buildup Hazard
Static discharge buildup may cause a short‑circuit or other material damage.
u Discharge static buildup and ground the device cabinet before performing any
maintenance.
u Do not touch or short‑circuit any electrical connectors.
10.1 Cleaning the Sample Changer
Cleaning the sample changer is the primary maintenance task you perform. Failure to do so
regularly causes increased wear and reduces the sample changer’s life.
You must clean the sample changer both daily and weekly to prevent damage and extend its
life. It is especially important to clean up spills and remove contaminants, such as abrasives,
from the sample changer’s moving parts. It may also be necessary to chemically neutralize
spills. The following sections explain daily and weekly cleaning procedures.
WARNING
Shock Hazard from Liquids
Liquid coming in contact with electrical components may result in a serious injury through
shock.
u Do not allow any liquid to enter the device cabinet other than as intended through the
specified tubing, or come into contact with any electrical components.
u The device must be thoroughly dry before you reconnect power, or turn the device on.
10.1.1 Daily External Cleaning
Use of the sample changer often results in spills on sample changer components. Good
maintenance requires that you clean the sample changer daily. To do so, complete the
following steps:
• Shut down and unplug the sample changer.
For information about shutting down the sample changer, see Shutting Down the Sample
Changer [}45].
• Wipe the sample changer cabinet and sample changer arm using a towel dampened with
a lab‑grade cleaning agent.
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