27973A1 / 70105A1 Automated Packaging Systems Solenoid Valve. Replacement Valve for Automated Packaging Systems part # 70105A1 and 27973A1 most commonly used on their Accu-count and Dac-1000 Accumulators. Mounts in the same way. PLEASE NOTE IF INSTALLING ON A ACCU-COUNT 118 OR 124 A NEW HOLE MUST BE DRILLED TO GET THE SOLINOID WIRES INTO THE TOWER ASSEMBLY DO TO A CLEARCE ISSUE.