Casio PRO TREK PRW-3510 Disassembly, Battery and Watch Band Replacement, ERR Fix & Full Maintenance

In this video, I show how to disassemble your Casio PRO TREK PRW-3510 (and similar models like PRW-35Y), replace the battery and watch band, and perform a full maintenance session. What you’ll learn: – How to open the watch and remove components – Replacing the CTL1616F battery – Lubricating the o-ring for better water resistance – Cleaning the watch case and buttons – Fixing the "ERR" / "SENSOR ERR" error message – Performing a hard reset if the watch won’t start properly Works for many Casio Protrek models using similar module layout. Affiliate links: CASIO PRO TREK watch: https://amzn.to/4trPCln Universal Watch Gasket/O-ring kit (All sizes): https://alii.pub/7but3c Screwdrivers: https://amzn.to/4gUeSfq https://shp.pub/7a498x Watch Repair Kit: https://amzn.to/3Kwimsm Silicone Grease: https://alii.pub/7c0ipu Rechargeable Battery CTL1616F: https://amzn.to/3SJLSyP https://alii.pub/782kds Wrist Band: https://amzn.to/4nBfUzu https://alii.pub/71lfva Support my project: via Amazon: https://amzn.to/3Kw6OFt via PATREON:   / 2013electronicscomputers   Monetize your Clicks and Downloads: https://publisher.linkvertise.com/ac/...    • Linkvertise Review 2026 – Earn Money by Sh...   #CasioProtrek #CasioWatchRepair #PRW3510Battery #CasioERRFix #SensorErrorCasio #CasioWatchDisassembly #CasioMaintenance #ProTrekRepair #PRW3510Teardown