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Toggle the switch to match your vehicle (4, 6, or 8 cylinders).
The is a precision digital photo tachometer designed for measuring rotational speeds (RPM) in automotive and industrial settings . While a direct PDF download link for the
replacement leads or inductive pickups for this model. Blue Point Mt139a Tachometer Pdf Manual Pdfl
Using the MT139A without the manual is risky. This is not a "plug-and-play" device. Incorrect settings can damage the tool or your vehicle’s ignition system. The manual provides:
Complies with EU EMC Directive 2004/108/EC and RoHS. Toggle the switch to match your vehicle (4,
If your goal is just to get a tach/dwell reading, consider that the MT139A is a legacy tool. The Blue Point MT3397 (digital) or a Snap-on EETM224 are modern replacements with readily available PDF manuals. However, for restoration work on muscle cars or classic engines, the analog MT139A is still preferred.
If your MT139A is giving erratic readings or the needle fails to move, check the following: Using the MT139A without the manual is risky
The Blue Point Mt139a Tachometer is a digital tachometer designed to measure the rotational speed of engines, motors, and other machinery. Its advanced technology and user-friendly interface make it a popular choice among professionals and DIY enthusiasts alike. With its high degree of accuracy and reliability, the Blue Point Mt139a Tachometer has become a trusted tool in various industries.
For professional mechanics and automotive enthusiasts, the is a legendary piece of diagnostic equipment. Known for its durability and accuracy, this Inductive Tachometer/Dwell/Tach Tester has been a staple in garages for decades. However, as with any vintage or legacy tool, finding the official instruction manual in a digital format can feel like searching for a needle in a haystack—especially if you accidentally type "Pdfl" instead of "PDF."