It won't keep pressure and I've tried everything. 1-If it's not a new machine, You need to add lubricating oil every 3-4 weeks. Add a circle of lubricating oil along the inner edge.
If it is a new product that has not been used. Fist, The machine should be placed correctly, pay attention to the way of milk cup kit putThe tube should sag naturally, and should not be folded or blocked. And you need to pressurize it to greater than 0.04MPA! Item Included(170683):1× Cow and Goat Piston Milking Machine Used!The item "Used Piston Milker Electric Milking Machine for Farm Cows Coats with 25L Bucket" is in sale since Wednesday, April 21, 2021. This item is in the category "Business & Industrial\Agriculture & Forestry\Livestock Supplies\Dairy Cattle".
The seller is "ecossuper35" and is located in Hayward, California. This item can't be shipped, the buyer must pick up the item.