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Series
1890 & 2850
Maintenance
Manual
Visit www.boighill.com to request a quote.
Technical Manual 296T
Farris Engineering
Division of Curtiss-Wright Flow Control Corporation

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Summary of Contents for Farris Engineering 1890 Series

  • Page 1 Visit www.boighill.com to request a quote. Technical Manual 296T Series 1890 & 2850 Maintenance Manual Farris Engineering Division of Curtiss-Wright Flow Control Corporation Visit www.boighill.com to request a quote.
  • Page 2: Table Of Contents

    6. Testing and Setting ..... . .Page 7 Appendix A: Critical Seat Dimensions ..Page 8 Farris Engineering Division of Curtiss-Wright Flow Control Corporation...
  • Page 3: Disassembly

    316 St. St. L/S Gasket Valve No. Spring Material 2850 316 Stainless Steel 2852 Chrome Alloy, Rust Proofed Farris Engineering 2850/S4 316 Stainless Steel 2852/S4 Chrome Alloy, Nickel Plated Division of Curtiss-Wright Flow Control Corporation Visit www.boighill.com to request a quote.
  • Page 4: Series 1890 And 1892

    F316 St. St. Lap Joint Flange SA-181 or SA-105 SA-182-Gr. (Outlet) Carbon Steel F316 St. St. Note: Items not shown are applicable to the F 1890 Series (Flanged) Farris Engineering Division of Curtiss-Wright Flow Control Corporation Visit www.boighill.com to request a quote.
  • Page 5: Lifting Lever Assemblies

    3. Break wire seal and unscrew cap from bonnet. Holding cam shaft. the stem with pliers, remove stem jam nut and stem test 2. Follow steps 2 to 6 in section (b). washer. Farris Engineering Division of Curtiss-Wright Flow Control Corporation Visit www.boighill.com to request a quote.
  • Page 6: Lapping Procedure

    (which would cause rounding of the edges). Use a light, rapid figure eight stroke, lifting the block from the body occasionally. Farris Engineering Division of Curtiss-Wright Flow Control Corporation Visit www.boighill.com to request a quote.
  • Page 7: Assembly

    15. The valve is now ready to be removed for testing. Farris Engineering Division of Curtiss-Wright Flow Control Corporation Visit www.boighill.com to request a quote.
  • Page 8: Testing And Setting

    Visit www.boighill.com to request a quote. 6. Setting & Testing WATER - Before starting the seat tightness test, the outlet body bowl shall be filled with water, and the valve shall be allowed to stabilize with no visible flow from the valve out- TESTING AND SETTING PROCEDURE let.
  • Page 9: Appendix A: Critical Seat Dimensions

    Unless otherwise specified, all dimensions are ± .005. All dimensions are in inches. +.000 +.003 +.005 +.000 +.010 Tolerance 1 4 ±.010 -.005 -.000 -.000 -.010 -.000 SERIES 2850R–O-RING BODY SERIES 1890–GUIDE SERIES 1890–DISC Farris Engineering Division of Curtiss-Wright Flow Control Corporation Visit www.boighill.com to request a quote.
  • Page 10 Nothing contained herein is to be construed as a warranty or guarantee, expressed or implied, regarding the performance, merchantability, fitness or any other matter with respect to the products, nor as a recommendation to use any product or process in conflict with any patent. Farris Engineering reserves the right, without notice, to alter or improve the designs or specifications of the products described herein.

This manual is also suitable for:

2850 series1892 series2852 series285028522850/s4 ... Show all

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