Hilger Watts Theodolite Manual Repack !link! -

Hilger & Watts instruments are susceptible to "fungus" or etching on the internal glass scales if stored in humid conditions. Always include a fresh 50-gram packet of silica gel inside the metal case. If the instrument has been used in the rain, let it air dry completely in a climate-controlled room for 24 hours before sealing it in its case. For long-term storage, a light coat of archival wax on the outer painted surfaces can prevent the "crackle" finish from degrading.

Align the telescope horizontally so it is level with the horizon. hilger watts theodolite manual repack

Center the leveling foot screws so that the instrument sits at a mid-range height. Hilger & Watts instruments are susceptible to "fungus"

A Complete Guide to Repacking a Hilger & Watts Theodolite for Safe Transport and Storage For long-term storage, a light coat of archival

Rotate the alidade (the upper part of the instrument) until it aligns with the internal guides of the case. On many Hilger & Watts models, there is a small scribed line or arrow on the base and the standards that indicates the packing alignment.