Box filter press failure maintenance method Guangdong filter press

November 09, 2021

Filter press fault repair method service telephone 13538033101

Serial number	Fault phenomenon	cause	Method of exclusion
1	Filter plate section Running between	1. Lack of oil pressure 2. Filter plate sealing surface with debris 3. The filter cloth is not flat and folded 4. Feed pump pressure is too high 5. Feed pump pressure flow is high	See number 3 Clean the sealing surface Finishing filter cloth Properly open the return valve readjust
2	Unclear filtrate	1. Damaged filter cloth 2. Improper selection of filter cloth 3. Filter cloth opening is too large 4. Filter cloth bag stitching opening line	Check and replace the filter cloth Redo the experiment and replace the filter cloth Replace filter cloth Re-engage
3	Lack of oil pressure	1. Improper or damaged relief valve 2. Oil leakage inside the valve 3. Cylinder seal wear 4. Leakage outside the pipeline 5. Electromagnetic reversing valve is not in place 6. Piston pump damage 7. Not enough oil level	Re-adjust or replace Adjustment or replacement Replace the seal Repair or replace Cleaning or replacement replace Come on
4	Filter section Lift up	1. Improper installation foundation 2. The slag removal on the filter plate is not clean 3. Ball pad offset in half ring	Revise the foundation Slag removal Adjust the lower half adjustment screw
5	Main beam bending	1. Roughness of the foundation of the cylinder end is not enough 2. Filter plates are not aligned	re-install Arrangement filter plate
6	Filter plate rupture	1. Feed pressure is too high 2. Feed temperature is too high 3. Filter plate feed hole blocked 4. Feeding speed is too fast 5. Damaged filter cloth	Adjust feed pressure Change the high temperature plate or cool before filtration Unblock the feed hole Reduce feed rate Replace filter cloth
7	Do not hold pressure	1. There is a leak in the oil circuit 2. Piston seal wear 3. Hydraulic control check valve failure 4. Safety valve leak	Check the oil circuit replace Clean or replace with kerosene Clean or replace with kerosene
8	Cylinder does not work	1. Inadequate oil level 2. Motor reversal 3. Oil pump damage	Come on Change direction replace
9	The cylinder is only pressed and does not retreat or only retreats without pressing	1. Electromagnetic reversing valve coil burned 2. Spool stuck 3. Relay damage	Repair or replacement Cleaning valve replace
10	Contactor, relay, button and other components are faulty	1. Poor contact 2. Solenoid damage 3. Electrical circuit failure	Repair contacts or replace replace Check line