Stanley Fatmax Stud Finder 400 Manual -

The Stanley FatMax Stud Finder 400 is a versatile and reliable tool designed to help you locate studs, joists, and other hidden structures behind walls. Whether you're a professional contractor or a DIY enthusiast, this stud finder is an essential device to have in your toolkit. In this write-up, we'll provide an overview of the Stanley FatMax Stud Finder 400 manual, covering its features, operating instructions, and troubleshooting tips.

The exact center of the stud is the midpoint between your two pencil marks. stanley fatmax stud finder 400 manual

The is an advanced, multi-material electronic wall scanner engineered to detect wooden studs, metal framework, and live AC electrical wiring behind drywall. This comprehensive user manual and operational guide provides step-by-step instructions, calibration rules, advanced scanning modes, and technical troubleshooting to ensure professional accuracy during installation tasks. Technical Specifications & Capabilities Detection Specification Power Source One 9-Volt Alkaline Type 6LR61 battery (not included) Wood / Metal Stud Depth Up to 1-1/2 inches (38 mm) through standard drywall Deep Metal Scan Depth Up to 3 inches (76 mm) through drywall Live AC Wire Tracking Up to 2 inches (50 mm) for 110–230V live current Accuracy Profile ±1/8 inch (3 mm) for wood; ±1/4 inch (6 mm) for metal Operational Temp Range +32°F to +120°F (0°C to +49°C) Initial Setup and Battery Installation The Stanley FatMax Stud Finder 400 is a

: Place the unit flat against the wall before turning it on. Do not place it directly over a stud or metal during this phase. Press and hold the Activation Button on the side; the unit will beep and display "READY" (usually within 1–3 seconds) once calibrated to the surface. The exact center of the stud is the