Troubleshooting – Flowserve Valtek Position Pac User Manual

Page 8

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Flowserve Corporation, Valtek Control Products, Tel. USA 801 489 8611

Troubleshooting

Failure

Probable Cause

Corrective Action

Operation erratic

1. Loose bracket bolting

1. Tighten bolting bracket to yoke leg or transfer

and inconsistent

case: readjust position transmitter and switches

2. Loose Position Pac mounting

2. Tighten mounting screws, readjust position

screws

transmitter and switches

3. Loose tripper bracket

3. Tighten tripper bracket or extended spline

(linear actuator) or extended

connector

spline connector (rotary
actuator)

4. Internal or electrical

4a. Ensure that terminal block connections are

malfunction

tight

4b. Check for foreign material in contact with printed

circuit board or components

4c. Check for components or wires broken loose

from printed circuit board

4d. Check that the switch is fully set in desired

position

Indicating

1. Incorrect adjustment

1. Refer to

Calibration section, step 9

incorrect position

2. Internal or electrical

2a. Ensure that terminal block connections are

tight

2b. Check for foreign material in contact with printed

circuit board or components

2c. Check for components or wires broken loose

from printed circuit board

2d. Check that the switch is fully set in desired

position

Flowserve Corporation has established industry leadership in the design and manufacture of its products. When properly selected, this Flowserve product is designed to perform its
intended function safely during its useful life. However, the purchaser or user of Flowserve products should be aware that Flowserve products might be used in numerous applications
under a wide variety of industrial service conditions. Although Flowserve can (and often does) provide general guidelines, it cannot provide specific data and warnings for all possible
applications. The purchaser/user must therefore assume the ultimate responsibility for the proper sizing and selection, installation, operation and maintenance of Flowserve products.
The purchaser/user should read and understand the Installation Operation Maintenance (IOM) instructions included with the product, and train its employees and contractors in the safe
use of Flowserve products in connection with the specific application.
While the information and specifications presented in this literature are believed to be accurate, they are supplied for informative purposes only and should not be considered certified or
as a guarantee of satisfactory results by reliance thereon. Nothing contained herein is to be construed as a warranty or guarantee, express or implied, regarding any matter with respect
to this product. Because Flowserve is continually improving and upgrading its product design, the specifications, dimensions and information contained herein are subject to change
without notice. Should any question arise concerning these provisions, the purchaser/user should contact Flowserve Corporation at any of its worldwide operations or offices.

For more information, contact:

For more information about Flowserve, contact www.flowserve.com or call USA 972 443 6500

Regional Headquarters

1350 N. Mt. Springs Prkwy.
Springville, UT 84663
Phone 801 489 8611
Facsimile 801 489 3719

12 Tuas Avenue 20
Republic of Signapore 638824
Phone (65) 862 3332
Facsimile (65) 862 4940

Flowserve and Valtek are registered trademarks of Flowserve Corporation.

12, av. du Québec, B.P. 645
91965, Courtaboeuf Cedex,
France
Phone (33 1) 60 92 32 51
Facsimile (33 1) 60 92 32 99

Quick Response Centers

5114 Railroad Street
Deer Park, TX 77536 USA
Phone 281 479 9500
Facsimile 281 479 8511

104 Chelsea Parkway
Boothwyn, PA 19061 USA
Phone 610 497 8600
Facsimile 610 497 6680

1300 Parkway View Drive
Pittsburgh, PA 15205 USA
Phone 412 787 8803
Facsimile 412 787 1944