CSA HD Manifold Manual 5.0(2) - KSM-MEDICAL.com

Alert - 2 SeriesAPPENDIX - BLow Pressure Shuttle ValveLow pressure shuttle valves M2-SHUTV-LP are used in Oxygen, NitrousOxide, Carbon Dioxide and compressed Medical Air manifolds.A repair kit is comprised of: 1 diaphragm M2-X-LPV-DIAPHR2 seats M2-X-LPV-SEAT2 O-rings M2-X-LPV-08Lubricant Krytox GreaseMAINTENANCE PROCEDUREDismantling the Shuttle Valve1. Remove the three socket head cap screws from the body.2. Gently separate the two body halves.3. Remove the shaft and diaphragm assembly.4. Unscrew the lock nut (Item #1 ) from the shaft assembly. Remove theseats (Item #2) and diaphragm (Item #3).5. Extract o-rings (Item #4) from their grooves using a fine pointed instrument(needle), being careful not to scratch the brass body halves.2431Assembling the Shuttle Valve1. Replace the seats and diaphragm with those supplied in therepair kit.2. Tighten the diaphragm to the shaft using the brass lock nut.3. Insert the two new o-rings into the grooves of the brass bodyhalves.4. Apply a very light coating of the lubricant supplied in the repairkit (Krytox Grease, manufactured by DUPONT),to each end of the shaft, about one inch from each end.5. Insert the shaft and diaphragm assembly into the brass bodyhalves.6. Replace the three socket head cap screws into the body andtighten.Page: 31