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Pump bearing repair method
Source: China Bearing Network Time: 2014-06-28
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(1) The pump that is newly put into use; usually it needs to replace the smooth grease (oil) after 100 hours of operation; it will be replaced once every 500 hours in the future.
(2) Select smooth bearing with smooth grease; after 1500 hours of operation; replace the smooth grease; the amount of oil added may not be too much or too little; too much or too little smooth grease will cause the bearing to heat; the amount of fuel is usually grasped 1/2 to 2/3 of the bearing chamber volume is appropriate.
(3) Regarding the selection of smooth oil smooth bearings; the amount of oil should be added to the regular orientation.
(4) Containers containing smooth oil or smooth grease should be clean; usually should be sealed; there should be no dust, iron filings, etc.; avoid damage to bearings (5) Motor bearings usually use sodium-based smooth grease; It is characterized by high temperature (125 ° C); but it is easy to dissolve in water; so it can not be used for the smoothness of water pump bearings.
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PRESSURE REQUIRED:
|
I.D.
(inch/mm)
|
Working pressure
(Bar / Mpa / Psi)
|
Burst pressure
(Bar / Mpa / Psi)
|
|
3/4``
|
19
|
13-30
|
1.3-3.0
|
190-435
|
39-90
|
3.9-9.0
|
570-1305
|
|
1``
|
25
|
13-30
|
1.3-3.0
|
190-435
|
39-90
|
3.9-9.0
|
570-1305
|
|
1-1/4``
|
32
|
13-30
|
1.3-3.0
|
190-435
|
39-90
|
3.9-9.0
|
570-1305
|
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