Hello John,
Sorry you are not more pleased with your GPI purchase. We really do strive to produce a great product. To answer your question more thoroughly we would need to know the model of pump you are using. I do encourage you to contact our Product Support Team to assit you with an answer. They can be reached at 1-800-835-0113, Mon. - Fri., 8am - 5pm(CST).
Thank you, have a great day!
Great Plains Industries