Sterling BP818, BP814, BP810 manual Electrical Problems, Possible Causes, Possible Remedies

Models: BP810 BP818 BP814

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Electrical Problems

7-2

Electrical Problems

 

 

 

 

 

 

Problem

Possible Causes

 

Possible Remedies

Machine stops for no

Safety switch has stopped power

 

Check that the knobs that operate

apparent reason

 

 

the safety switch are tightened

 

 

 

 

Electric motor does not

No power

 

Check fuses

start

 

 

 

 

 

 

Overload failure

 

Check amperage of electric motor

 

 

Safety switch not working

 

Check and replace

 

 

 

Empty cutting chamber

 

 

Cutting chamber too full

 

 

 

 

 

Motor starts but does not

Excessive drive belt tension

 

Check belt tension and adjust

speed up or take a load

 

 

 

 

 

Motor connected to power source

 

Reconnect correctly

 

 

incorrectly

 

 

 

 

Defective starter winding

 

Check current in each phase. If

 

 

 

 

substantial difference between

 

 

 

 

phases, contact motor manufacturer

 

 

 

 

Motor starts, but does not

Bearing excessively worn

 

Replace bearings

gain speed

 

 

 

 

 

 

Cutting chamber full

 

Empty cutting chamber

Page 43 of 54

Page 43
Image 43
Sterling BP818, BP814, BP810 manual Electrical Problems, Possible Causes, Possible Remedies