40-200 2½”-10”.

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Presentation transcript:

40-200 2½”-10”

Modification Overview Production of the 40-200 series began in 1989 and is current.

Check Cover Removal Cover is o-ring sealed. Loosen bolts 3/8”. Spring load is now released from the cover and retained by the check assembly. ** Verify spring load before removing all the bolts.

Check Valve Removal Center stem guided check assembly. Slide subassembly straight out of seat and body.

Check Seat Removal 21/2”-8” sizes are threaded into the body and o-ring sealed. **A special tool is required to remove the seat. 10” size is bolted into the body and o-ring sealed.

Check Disc Replacement 21/2”-6” remove the nut and retaining plate. 8”-10” remove the retaining plate bolts and retaining plate.

Check Valve Reassembly Notes Reassemble check valves in reverse order. Apply lubricant to o-rings.

RV Cover Removal RV cover is sealed by the diaphragm. No spring load on cover. Remove outer diaphragm. 8”-10” the diaphragm is an integral part of the RV module.

RV Module Removal Module is o-ring sealed. Grasp the diaphragm plate and pull the module straight out of the body.

RV Seat Removal Unless damaged there is no need to remove the RV seat. RV seat is threaded and o-ring sealed.

RV Disc Replacement Holding the module firmly, remove the screw and retaining washer. Remove the seat disc.

Disassemble RV Module Module is spring loaded. Holding the diaphragm plate firmly, remove the screw or bolt.

Disassemble RV Module Remove the bushing from the stem. Remove the stem o-ring.

RV Reassembly Notes Replace and lubricate o-rings. Reassemble in reverse order. Push RV module straight into body. Make sure diaphragm does not cover hole for sensing line.