Most Divers Skip This — Full Revo Rebreather Maintenance Guide

A rebreather is life support equipment. How you maintain it is the difference between a great dive and an emergency. This is a full step-by-step Revo rebreather rebuild — counterlungs, DSV, MAV, o-rings, mushroom valves, and both build and closed checks. Chapters: 0:00 Intro & Disassembly 0:22 Sanitize & Clean Counterlungs 1:55 O2 Basket 2:16 Replace Lid & O-Rings | Kit #R212 3:43 Counterlung Over Pressure Relief Valve | Kit #R716 6:06 Loop Hoses O-Ring Replacement | Kit #R212 7:48 DSV Disassembly, O-Rings & Mushroom Valves | #R212 / #R214 / #R519 14:40 Attach Loop to Counterlungs 15:06 MAV Servicing — O2 Button #R567A, DIL Button #R567B | Removal Tool #R583 19:33 Build Check 20:58 Closed Check Parts referenced: R212 | R214 | R519 | R567A | R567B | R583 | R716 ⚠️ Rebreather maintenance should only be performed by trained and qualified divers. Always follow manufacturer guidelines and have your unit inspected before diving. #rebreather #CCR #technicaldiiving