Waters Autospec Premier Operator's Manual page 233

To fit the wavy washers to a ceramic rod, stack the washers onto a
Tip:
leg of a pair of tweezers, then carefully feed the washers onto the
ceramic rod directly from the tweezers.
Tweezers
Wavy washers
Ceramic rod
10-mm ceramic spacer
To fit the end plate
1. Fit the end plate to the outer source assembly.
2. Fit and finger-tighten two 5.5-mm nuts and washers, and 2 screws and
washers, securing the end plate to the contact rail assemblies and metal
pillars, respectively.
Source maintenance 7-75