Barrett 401 Installation And Operating Instructions Manual Download Page 9

#0-313A-SBA  (6/01) 
Page 9 of 14 pages 
BARRETT CENTRIFUGALS INC. 
1-800-228-6442 

loading the pan with sludge. Fold back the extra filter element over the top lip of the pan 
(so that it is draped outside of the pan).   

 
6.  Only fill the pan with sludge when the pan is outside of the machine. Filling the pan while 

in the machine may cause sludge to spill over and collect within the drum’s interior. This 
could clog the machine’s outlet and back up the fluid into the area of the motor and 
damage it.  

 
7.  Fill the pan to within 1-2 inches below its top lip or sludge may overflow or cause problems 

in securing the pan cover. Make sure that the sludge is evenly distributed in the pan to 
avoid an out-of-balance condition. 

 

  On the model SES, inspect the cover’s filter element to insure that it is securely attached.  

Fold the upper half of the side filter (which has been draped outside of the pan for sludge 
loading) up and over the load, resting it on top of the wet sludge.  The side filter must be 
completely within the pan and positioned so it will not be pinched between the pan’s top edge 
and the cover.  

 
8.  Loading a pan (whether empty or full of sludge) into the machine will require a hoist (or 

crane). The travel path of the hoist or crane should be able to pass over the center of the 
centrifuge. 

 
9.  If your Sludge Extractor includes a pan cover equipped with chains attached to the 

underside of the cover then the cover and pan can be loaded into the machine together. 
This speeds the loading operation. To do this, the hoist’s hook should be attached to the 
lifting eye on the top of the pan cover. Raise the cover so that it hovers over the loaded 
pan and the cover’s chains are slack enough to be connected to the pan. 

 

               

Attach safety hooks 

 

 

 

 

 

 

               Lower pan into place 

Summary of Contents for 401

Page 1: ...ludge Prior to using it on any other application you should contact Barrett Centrifugals Inc to determine if the machine can be used successfully and safely THIS EQUIPMENT MUST BE INSTALLED WIRED OPER...

Page 2: ...and possibly a variable speed drive VFD Altering or tampering with the settings that are programmed into these devices could cause the machine to malfunction It could also lead to failure of the safe...

Page 3: ...hrough bolts On concrete floors Barrett recommends the use of epoxy set type anchors to secure the machine to the floor The machine must be absolutely solid with the floor Do not set in wet cement Do...

Page 4: ...he right hand side of the machine the customer must provide a source of clean dry ambient air piped to enter the blower Failure to comply may allow dry chips being dumped to be sucked into the blower...

Page 5: ...to the PLC If the sequence is verified and completed in the given amount of time a flashing green light indicates that the machine is properly latched and ready to start If the green light does not f...

Page 6: ...the weight of a load Do not be tempted to exceed the load sizes noted above They will accommodate most sludge types Remember a pound of sludge will effectively weigh hundreds of pounds under centrifug...

Page 7: ...nel 10 When the green OPEN signal lights the cycle is complete USE AND CARE OF FILTER ELEMENTS AND SPOKED PAN SES MODEL MACHINE Barrett SES type machines are equipped with special pans and filter elem...

Page 8: ...perating this machine use care to load the pan evenly to insure a good running balance Make sure that all guards and covers are in place 1 Before operating the machine be sure that provisions have bee...

Page 9: ...at it is securely attached Fold the upper half of the side filter which has been draped outside of the pan for sludge loading up and over the load resting it on top of the wet sludge The side filter m...

Page 10: ...pan guide tool and spindle of the machine until it comes to rest on the pan support Release the hoist and remove the pan guide tool 13 Attach the spindle nut onto the spindle s threaded top LOCK THE P...

Page 11: ...is disconnected the machine will coast to a stop which could take up to 15 minutes OUT OF BALANCE SWITCH OPTIONAL ON SOME MODELS All model 1100 and some 400 machines are equipped with an out of balan...

Page 12: ...uld be replaced as a complete set 4 in the event of any spring failure 2 On machines equipped with a motor cooling blower the blower inlet screen must be inspected weekly If the screen is plugged with...

Page 13: ...IS RUNNING To plumb the spindle remove tension from the four balancing springs by backing off the jam nuts Plumb the rotating element using a level on top of the flat machined surface of the carrier...

Page 14: ...ore any maintenance is performed on the lid latch be sure power is off and locked out To remove the sheet metal guard protecting the latch assembly first remove the front cover of the push button stat...

Page 15: ...d enclosure cover when complete BEARINGS The bearings in this machine are for centrifugal application having special internal fits and should be purchased from Barrett REPAIR PARTS Repair parts are av...

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