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diff --git a/procedures/chapter.tex b/procedures/chapter.tex index 9c9bd32..fcac88e 100644 --- a/procedures/chapter.tex +++ b/procedures/chapter.tex @@ -1,8 +1,43 @@ \chapter{Procedures} +\clearpage +\section{Starting the Millenia V CW LASER.} + +The Millennia has problems with ‘thermal runaway’ upon startup if a user naively sends the laser to +4.0 W in power mode (thermal runaway causes the infamous FAULT 146 system shut off, power adjust +timeout error). % +The following procedure wakes the Millenia up gently enough to prevent thermal runaway. % +It assumes that the Millenia starts completely shutdown and cold. % + +\begin{denumerate} + \item Check desiccant inside Millenia, replace if pink. + \item Ensure that Millenia shutter is closed such that no light is going downstream. % + \item Flip orange power switch on diode box. + \item Wait for system to warm up ($\sim$30 minutes). + \begin{denumerate} + \item ``System Warming Up'' message should appear on control box. + \item Warm-up is finished when percentage complete indicator reaches 100. + \item The Millenia will start in SP Current mode. + \end{denumerate} + \item Record diode hours (choose ``Info'', scroll down). + \item Turn Millennia to 1.0 W in ``power mode'', wait for equilibration. +\end{denumerate} + + +Turn Millennia to 1.0 W in “power mode”, wait for it to equilibrate. This entails the diode temperature and current being stable (within 0.1) over 5 minutes. +Turn Millennia to “current mode”. +Slowly ramp current until you have ~4 W (or more) (~70%) +Allow the diode temperature to stabilize while remaining in “current mode” (check every 5 minutes until it doesn't change by more than 0.1) +Turn Millennia to 4.0 W “power mode”. +Wait 10 minutes for extra assurance of equilibration. +Ensure again that temperature and current are not changing (over ~5 minute timescale). +Measure and record actual Millenia output power, currents, temperatures. +These data should be recorded in the GoogleSheet document for Millennia. + +\clearpage \section{Calibrating the 407A} -Calibrating the 407A +Calibrating the 407.A You may sometimes notice that the zero position changes dramatically from sensitivity to sensitivity with the 407A. If this happens, iterate through the following until zero stays @@ -13,28 +48,25 @@ Use the fine adjust (knob on side) to zero the 407A on the highest sensitivity Use the front adjust (flathead screwdriver needed) to zero on the lowest sensitivity \clearpage -\section{Lytron Kodiak RC006} +\section{Lytron Kodiak RC006 +We have one Lytron Kodiak RC006: Model Number RC006G03BB1C002, Serial Number 739383-02. -We have one Lytron Kodiak RC006: -Model Number RC006G03BB1C002 -Serial Number 739383-02 - -Regular Chiller Maintenance: +Regular chiller maintenance: \begin{denumerate} \item Gather supplies. - \begin{enumerate} + \begin{denumerate} \item 1 gallon distilled water (do not use deionized) \item 1 gallon Nalco 460-PCCL104 (the pink stuff) - \end{enumerate} + \end{denumerate} \item Drain system completely. - \begin{enumerate} + \begin{denumerate} \item Turn off chiller. \item Break tubing at push-to-connect, plugging return. \item Allow chiller to run until liquid stops flowing. You will get a pressure error, ignore (silence) it. \item Use tube to mouth-syphon remaining liquid from within chiller \item Reconnect at push-to-connect - \end{enumerate} + \end{denumerate} \item Fill chiller with distilled water (should require <1 gallon), let run for 30 minutes. \item Drain system again. \item Replace filter. @@ -59,38 +91,48 @@ Grey: Serial Number 3E1161245 White and Blue: Serial Number 4K1050550 -Regular Chiller Maintenance: -\begin{enumerate} - \item Gather supplies -\end{enumerate} - -maintenance directions -Gather supplies -Filter - sold in the stockroom -1 gallon of Nalco 460-PCCL104 (the pink stuff) -Drain system completely -Disconnect red water line and allow chiller to pump water out. -Push nipple of male end with flat object so check valve is released -Take off of filter -Push down to allow water out -Check filters -If air filter dirty, wash with water (let dry after washing) -If water filter is dirty, replace -Reassemble, fill with Nalco 460-PCCL104 (the pink stuff) -Turn chiller on and top-off. - -\section{NesLab Merlin M33} +Regular chiller maintenance: +\begin{denumerate} + \item Gather supplies. + \begin{denumerate} + \item Filter (sold in stockroom). + \item 1 gallon Nalco 460-PCCL104 (the pink stuff). + \end{denumerate} + \item Drain system completely. + \begin{denumerate} + \item Disconnect red water line and allow chiller to pump water out. + \item Push nipple of male end with flat object to release check valve. + \end{denumerate} + \item Check filters. + \begin{denumerate} + \item If air filter dirty, wash with water (let dry after washing). + \item If water filter is dirty, replace. + \end{denumerate} + \item Reassemble. + \begin{denumerate} + \item Fill with Nalco 460-PCCL104 (the pink stuff). + \item Turn on, top-off with distilled water. + \end{denumerate} +\end{denumerate} +% TODO: figure +\clearpage +\section{NesLab Merlin M33} +\clearpage \section{Aligining TOPAS-C} +\clearpage \section{Aligning Spitfire PRO} +\clearpage \section{Air Handling} +\clearpage \section{Six Month Maintenance} +\clearpage \section{Tuning MicroHR Monochromator} Visible Grating. % |