No, with the wire disconnected the load on the wire is infinity ohms, not zero ohms. But you are right that the gauge should read full (at 30 ohms or more).
you are right and I stand corrected!
Phil Moderator, The Engine Shop, Interiors and Project Journals
1952 Chevrolet 3100, Three on the Tree, 4:11 torque tube Updated to: ‘59 235 w/hydraulic lifters, 12v w/alternator, HEI, PCV and Power front Disc Brakes Project Journals Stovebolt Gallery Forum
