2013-Oct South side computer failure. Look in the south side directory for info on the replacement. 2016-Aug-30 South side. Silver solder joint on tube to Heise, left side, above the pressure generator and the 3-way fitting above it. 2016-Sep-05 North side. Link #1 Silver solder joint immediately to the right of the isolation valve. ****** Using the new Ag solder flux AFTER 2016-Sep-09 2016-Dec-09 North side. Link #1 Silver solder joint at the pressure vessel. Return to method where tubing extends all the way through the fitting. 2016-Dec-09 New entire spare link between isolation valve and pressure vessel. 2017-May-05 North side. Silver solder joint on tube to Heise, left side, above the pressure generator and the 3-way fitting above it. 2017-Jun-29 North side - submitted for repair. Link #1 Silver solder joint immediately to the right of the isolation valve. New link put into use here. 2017-Jul-11. Link #1 returned from Kris. All new tubing, tips, solder, and flux. Only the stainless nuts were reused. 2017-Jun-06: North side. Gearbox, broken central shaft. Replace entire unit S/N 0701327 with new 1705073. 2019-May-22: North side. High pressure generator corroded bearings seized. Water from leaks at top as decribed above. Repair by TSA still not tested because of computer failure, below. 2019-Oct: North side computer failure. Look in CSPV_North for info on replacement. 2019-Dec: North side now working. Slow leak on pressure generator side. Leak likely to be internal. Highpressure.com service and replacement of seals is currently $300. If needing service in the future, send these units back for repair rather than to TSA.