Do not sand or de-burr any items while at the assembly workstation. Note: RDI-6430 (assembly grease) and Nikal (anti-seize compound) are used in this procedure. Use of grease other than that listed in this manual is not recommended as it may adversely affect the performance and functionality of the Ball Valve.
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MM-09 2” Ball Valve (BV2IN) Maintenance Manual Rev.0 3. Install the BV Seats into the seal pocket of the Seat Carriers by tapping them with a rubber mallet until fully engaged. Note: Angled side of BV Seats facing up. the L-Seals (#5) then...
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MM-09 2” Ball Valve (BV2IN) Maintenance Manual Rev.0 6. Apply a moderate amount of on the BV Stem (# 20) grease and the BV Stem Washer (#19). Slide the Stem Washer onto the Stem up against the shoulder. 7. Coat O-Ring 114 (#18) with...
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MM-09 2” Ball Valve (BV2IN) Maintenance Manual Rev.0 9. Coat the BV Ball (#8) with grease. Align the assembly keyway of the BV Ball to the integral key of the BV Stem then slide it down against the bottom BV Seat.
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MM-09 2” Ball Valve (BV2IN) Maintenance Manual Rev.0 12. Apply a moderate amount of onto the upper groove grease of the BV Body then install the Seat Retainer Assembly. 13. Apply anti-seize compound the threads of the Countersunk Screws (#1) then...
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MM-09 2” Ball Valve (BV2IN) Maintenance Manual Rev.0 15. Apply 3-4 turns of Teflon tape on the threads of the Body Grease Fitting (#17) then thread it into the side of the BV Body and tighten it snugly. 16. Slide the BV Stem Packing...
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MM-09 2” Ball Valve (BV2IN) Maintenance Manual Rev.0 18. Slide the Belleville Washer (#12) onto the BV Stem next to the BV Packing Ring. Note: Concave side of the Belleville Washer must face outward. 19. Slide the BV Gland Plate (#13)
MM-09 2” Ball Valve (BV2IN) Maintenance Manual Rev.0 Greasing Instructions Ensure you have the most recent version of the RDI Greasing Instructions by visiting: https://rdironworks.com/products/plug-valves/ or contact our sales team, toll-free: 1.855.973.4766 Grease Fitting ½ NPT The image below is the Grease Fitting used on the RDI Ball Valves.
MM-09 2” Ball Valve (BV2IN) Maintenance Manual Rev.0 Tear-Down Procedure WARNING: If the Ball Valve Handle is hard to cycle or turn and the Ball Valve Ball seems to be stuck or locked, there may be pressure trapped in the Valve, also known as “pressure locking”. If this happens, DO NOT continue to tear-down a Pressure Locked Ball Valve.
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