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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


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Author:

Ms. Ada

Phone/WhatsApp:

+8613544177648

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전화 번호:0086-13544177648

Fax:0755-81781055

휴대전화:+8613544177648Contact me with Whatsapp

이메일:ada@hongfafilterpress.com

회사 주소:NO.3 Aoxiang Road, Zhangbei Second Village, Ailian, Longgang District, Shenzhen,, Shenzhen, Guangdong

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