Exo SONDE - User Manual

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REPAIR CENTER TECH BIT

YSI REV A 8/18

PREVENTIVE MAINTENANCE [MAINTAINING EXO SONDE & SENSOR WETMATE CONNECTORS]

GENERAL: Developed by YSI Repair Center using “Best Known Methods” to prevent Sonde WETMATE and SENSOR pin

damage caused by galvanic corrosion. Users in Brackish/high salinity/turbidity water seem to be the most prone to this.

BE SURE TO WEAR PROPER EYE PROTECTION WHEN CLEANING AN EXO SONDE!

TOOLS

 BRUSH – UTILITY OR TOOTHBRUSH

 Q-TIPS SMALL/MEDIUM TIPs

 VINEGAR FOR CLEANING – SQUIRT BOTTLE VERY HANDY

 ISOPROPYL ALCOHOL FOR CLEANING

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Summary

EXO Sonde & Sensor Wetmate Connector Maintenance

Preventing Galvanic Corrosion Damage

General guidance to prevent Sonde/sensor pin damage from galvanic corrosion, especially in brackish water.

Detailed Cleaning and Lubrication Procedures

Connector Cleaning and Lubrication Steps

Details cleaning residual lubricant and water contamination from connectors using vinegar and alcohol.

Lubrication of WETMATE Connectors

Explains proper lubrication of male/female WETMATE connectors using Krytox grease.

Connector Maintenance and Storage Guidelines

Wiped CT Sensor Spacing Kit Instructions

Installing the Spacing O-ring

Step-by-step guide on how to install the spacing o-ring on the central wiper.

Securing Sensors with Zip Tie

Details applying a plastic zip tie to hold sensors against the o-ring for proper alignment.

EXO Field Cable Maintenance and Storage

Cable Inspection and Cleaning

Instructions for inspecting cables for contamination, nicks, and tears.

Cable Maintenance Electrical Check