EICO 628 Emission Tube Tester Manual Sorry, this product cannot be purchased. $8.99 Category: EICO Description Description For sale is reprint of EICO Model 628 Emission Tube Tester manual. Comes with Two 11×17″ foldouts of part list and circuit diagram. Manual is 12 pages long, Includes part list, Diagram and maintenance sections. Related products EICO Model 950A Resistance-Capacitance Compactor Bridge Construction Manual $7.99 Read more EICO 239 Solid State FET TVM Instruction Manual $8.99 Read more EICO Model 950B Resistance-Capacitance-Compactor Bridge Instruction Manual $7.99 Read more EICO 1050 6V 12V Battery Eliminator and Charger Instruction Manual $6.99 Read more