Stanley Fatmax Stud Finder 400 Manual Verified

units were recalled due to a software error that could lead to improper calibration, potentially failing to detect live AC electrical wires.

The official manual lives at support.stanleytools.com . Do not download PDFs from third-party document sharing sites. The verified part number for the manual is . stanley fatmax stud finder 400 manual verified

Grip the handle firmly. Keep your fingers away from the sensor pad area on the bottom of the device. units were recalled due to a software error

: Constantly monitors for unshielded live electrical voltage behind the drywall, flashing a distinct visual icon or alerting you with an audible tone. The verified part number for the manual is

The Stanley FatMax 400 isn't a "point and shoot" device. It uses electronic signals to detect density changes behind your walls. If you don’t calibrate it correctly in "Air" mode first, you are going to get erratic readings every single time.

Remove the battery if storing the tool for more than 30 days to prevent corrosion.

: If there is no "R," contact Stanley Customer Support at 1-866-215-1132 for a replacement. Tips for Accuracy How To Use a Stanley Stud Finder