Category Archives: Uncategorized

I finished testing three black boxes on the STD4. I cased them and re-tested. All checked good so I put the tamper proof stickers on them and added to stock. These sell fairly quickly and sometimes it’s all I can do to keep up. The black boxes are the best spares one can buy forContinue reading “September 14, 2023”

Back to work on the SMC1 mechanism. Today was solder n’ switch day. I installed the trip coil after cleaning its bore and the plunger. It needed an adjustment upwards. When tripped the plunger should have a bit of “head room” and this one had zero clearance. The trick on this is to adjust theContinue reading “September 11, 2023”