Changes

* '''28 July 2016:''' The SpUpNIC optics fogged up due to a massive condensation event in the 74". A dry nitrogen purge was introduced into the instrument to drive out the moisture - fortunately no real harm was done.* '''1 June 2016:''' Disabled the grating angle change text input field and Go button for changing the grating angle in the software, instrument control GUI (to accompany the hardware changes described below). Please call a contact the standby electronics technician if you wish to change either the grating angleor the grating. * '''26-27 May 2016:''' A mechanical brake was placed installed on the grating mechanismto eliminate play in the system (this will be replaced with an electro-mechanical solution to be developed over the coming months). Inside * '''25 May 2016:''' The inner surfaces of lower box the instrument covers were coated with resin to prevent stop the generation of fine fibre-glass dust.* '''early 5 May 2016:''' Lower box The optics in the lower box were cleaned (black to get rid of the fine dust was coming from liberated by the instrument covers).