Shurflo 4008
Hello All,
I'm on my 3rd season with the Shurflo 4008, and noticed that I never really pulled a solid vacuum. Even on my best runs with the recirc open I average 15-20" vac. other than the obvious leaks in the manifold or elsewhere, is it possible the the pump itself is decreasing in its ability to pull vac? Are there any methods to check/service these pumps?
Thanks!
Bryan
2024 - 160 taps, Shurflo 4048. Sap Sucker 4-D. Mason 2x4 Raised Flue. 5x400 RO.
2023 - 121 taps. Shurflo 4008. Sap Sucker 4-D. Mason 2x4 XL, 4x150 RO. 20 gallons.
2022 - 103 taps. Shurflo 4008. Sap Sucker 4-D. Mason 2x4 XL, 4x150 RO. 23 gallons.
2021 - 77 taps on Shurflo 4008. Sap Sucker 4-D. Mason 2x4 XL, 4x150 RO. 22 gallons.
2020 - 70ish taps on Shurflo 4008. Mason 2x4 XL. DIY R.O. ~24 gallons.
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Trout Brook Valley
Weston, CT