Melamine Paper Cutting Machine
The molding machine is jumping up and down it ascend with slow speed. How can we fix it? Apr 09, 2020

It may cause by the following reasons, you could find out and solve the problem.

1. Wrong set of back-pressure valve; Turn to the required pressure

2. Something stuck in the back pressure valve; Just remove and clear

3. Back pressure valve damage; Change a new one

4. Auxiliary cylinder seal damaged; Change a new one

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