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Hangzhou Leo Filter Press Co.,Ltd.
(Zhejiang Leo Filter Technology Co.,Ltd.)

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Full Automatic Fast Opening Membrane Filter Press Operation Problems and Trouble Shooting Method

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Leo company's product prototype.

Full Automatic Fast Opening Membrane Filter Press Operation Problems and Trouble Shooting Method


Full Automatic Fast Opening Membrane Filter Press Operation Problems and Trouble Shooting Method

Filter Press Operation and Working Instructions for Fast Opening Automatic Membrane Filter Press


1. Filter Press Hydraulic station problems

A. big noise from filter press oil hydraulic pump

Trouble shooting method: check hydraulic oil pump rotating direction

Check hydraulic oil pump axle, disassemble the hydraulic oil pump body ,if there is axle problem,replace the axle.

B. hydraulic oil pump start to work too frequently during filter press closing

Maybe due to hydraulic system or high pressure stage safety check valve set too low, if hydraulic hose any hydraulic oil leakage, replace sealing rings; if pressure gauge showed high pressure stage safety check valve pressure is not at the pre-set scope.The other reason is damage of cylinder sealing rings damage, replace all the sealing rings

C. hydraulic pump can’t reach the highest pressure in need

D. hydraulic pump can’t pump oil

Low hydraulic oil level, add more hydraulic oil to the required oil level

Bad sealing for The hydraulic pump thread, tighten the sealing units again

Damaged piston inside the piston pump, replace hydraulic piston


Leo Filter Press Fast Opening Hydraulic Filter Press Brief Instructions:

Filter press plate size:400mm to 2000mm

Membrane filter press plate size: 400mm to 2000mm

Max working pressure: 20bar

Chamber volume from 10L to 1000L

Max Membrane squeezing pressure: 16bar

Filter Plate Opening method : fast opening by hydraulic system


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