API Plan 14 Flush, Combination of Plans 11 & 13
API Plan 14 combines Plan 11 and Plan 13. Flow is recirculated from the pump discharge into the seal chamber and from the seal chamber to the pump suction. Fluid flow is increased since the seal chamber is continuously vented, leading to higher cooling capacity.
Kit components shown solid and include some optional components.
This plan:
- Removes heat and flushes particulate from the seal chamber
- Controls seal chamber pressure on vertical pumps
Plan 14 is available as a kit of components ready for field assembly. Kit contents may include:
- Swagelok tube fittings
- Flange adapters
- Pipe fittings
- V series 2-valve manifold
- Bimetal thermometer
- TTW series thermowell tee
- PGI series gauges
- Tubing
- Pressure transmitter
- Pipe nipple
See page 17 of the Mechanical Seal Support Systems Application Guide for additional details. and ordering information. Contact your authorized Swagelok sales and service center for information on optional components.