Ultrasonically Cleaning The Outer Source Assembly Components - Waters Autospec Premier Operator's Manual

To clean metal components
1. If any metal part has ion burn, use a glass-fiber pencil or 9-mµ lapping
paper to clean the burnt areas.
2. On a clean, lint-free cloth, mix a little aluminum oxide powder into a
paste with methanol.
3. Use a cotton bud to apply the paste to clean all the metal parts.
Contact leads
If any contact leads are dirty, replace all the leads as a complete set.

Ultrasonically cleaning the outer source assembly components

Cleaning the outer source assembly components requires the
Warning:
use of solvents and chemicals that can be flammable and hazardous to
health.
The outer source assembly components can be contaminated
Warning:
with toxic materials. Wear nitrile gloves at all times while handling
the components.
To avoid damage, do not clean the ceramic components in the
Caution:
ultrasonic bath.
To ultrasonically clean the outer source assembly components
1. Immerse all the metallic components (including the screws and
washers), in glass vessels containing a recommended solvent.
Tip: Place the components for each sub-assembly in individual
containers to facilitate identification for re-assembly.
2. Place the vessel in the ultrasonic bath for 30 minutes.
Recommendation:
repeat steps 1 and 2
cleaning of the components.
To avoid re-contaminating the components following
Caution:
cleaning, use clean, lint-free cotton gloves during assembly.
3. Carefully remove the components from the vessel.
Depending on the nature of the contamination,
with different solvents to achieve thorough
Source maintenance 7-65