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Kristin CarlsonAug 27, 2025
What to do if Graco Fire-Ball B operates, but output low on upstroke?
- CCarla PattersonAug 27, 2025
If your Graco Water Pump operates, but the output is low on the upstroke, it could be due to a held open or worn piston or packings. Clear any obstructions and service as needed.