Proto J6342 User Manual [top]

| Incorrect Practice | Consequence | | :--- | :--- | | Using an extension pipe (cheater bar) on the handle | Permanent loss of calibration, internal breakage | | Continuing to pull after the click | Damage to the release mechanism | | Using the wrench in a rusty environment without cleaning | Debris ingress, seizure of the adjustment collar | | Dropping the wrench | Immediate need for recalibration |

Before diving into the manual’s instructions, it is essential to understand what the Proto J6342 is and is not. proto j6342 user manual

Proto recommends recalibration:

If the wrench is dropped from any height, remove it from service immediately and send for calibration before next use. | Incorrect Practice | Consequence | | :---