For sale is reprint of EICO Model 239 Solid State FET TVM VoltMeter Construction/Assembly Manual. Manual is 20 Pages long and includes 11×17″ foldout of circuit diagram, Dated 1971.
Sections include: General Instructions, Part list and Identification, 13 pages of assembly instructions of meter and probes. I was informed that this assembly manual should have another foldout with parts location. My original was missing that foldout. Most of 239 meters were sold as kits. ,I have Instruction manual for this meter in my store.