Wilton 7060 manual Troubleshooting

Page 21

Troubleshooting (Continued)

Blade is twisting

1.

Blade is binding in the cut.

1.

Decrease feed pressure.

 

2.

Blade tension too high.

2.

Decrease tension on blade

 

 

 

 

 

Unusual wear on

1.

Blade guides worn

1.

Replace blade guides.

side/back of blade

2.

Blade guide bearings not

2.

Adjust blade guide bearings.

 

 

adjusted.

 

 

 

3.

Blade guide bearing bracket is

3.

Tighten blade guide bearing

 

 

loose.

 

bracket.

 

 

 

 

 

Teeth missing/ripped

1.

Blade tooth pitch too coarse for

1.

Use blade with finer tooth pitch.

from blade

 

workpiece.

 

 

 

2.

Feed too slow; feed too fast.

2.

Increase feed pressure and/or

 

 

 

 

blade speed.

 

3.

Workpiece vibrating.

3.

Clamp workpiece securely.

 

4.

Gullets loading up with chips.

4a. Use blade with a coarse tooth

 

 

 

 

pitch—reduce feed pressure.

 

 

 

4b.

Brush blade to remove chips.

 

 

 

 

 

Motor running too hot

1.

Blade tension too high.

1.

Reduce tension on blade.

 

2.

Drive belt tension too high.

2.

Reduce tension on drive belt.

 

3.

Blade too coarse for workpiece

3.

Use blade with fine tooth pitch.

 

 

(especially with tubular stock).

 

 

 

4.

Blade too fine for workpiece

4.

Use blade with coarse tooth pitch.

 

 

(especially with heavier, soft

 

 

 

 

material).

5.

Check speed reducer.

 

5.

Speed reducer gears require

 

 

 

 

lubrication.

 

 

 

 

 

 

 

No coolant flow

1.

Pump motor is burned out.

1.

Replace pump.

 

2.

Screen/filter on pump is clogged.

2.

Clean screen/filter.

 

3.

Impeller is loose.

3.

Tighten impeller.

 

4.

Coolant level too low.

4.

Add coolant to reservoir.

 

 

 

 

 

Excessive speed

1.

V-belt is too tight.

1.

Reset V-belt tension.

reducer noise/

 

 

 

 

vibration

 

 

 

 

 

 

 

 

 

21

Image 21
Contents Inch x 20-Inch Semi Automatic Horizontal Cut-Off Band Saw Page Table of Contents Specifications General SpecificationsWhen Setting up Machine Machinery General Safety WarningsGeneral Electrical Cautions Safety Instructions on Sawing SystemsIntroduction Operating InstructionsControls Setting Blade Speed Other ControlsRaising/Lowering the Saw Head Controlling the Cut Hydraulic Feed Control Blade Break-in ProceduresEvaluating Cutting Efficiency Blade SelectionAdjusting the Vise for Angle Cuts Installation and Adjustment of Work StopWork Set-up Securing the Workpiece forBlade Tracking Adjustment AdjustmentsStarting the Saw Coolant FlowExcessive Rubbing will Damage the Wheel AND/OR the Blade Factory or Field ProcedureTest Cutting to Verify Adjustment Accuracy Blade Guide Bearing AdjustmentAdjustment of Limit Switches MaintenanceCleaning LubricationChanging Blades Servicing Hydraulic OilChanging the Drive Belt Replacing the Drive MotorReplacement of Carbide Adjusting the Blade GuidesReplacing the Drive Wheel Replacing Idler Wheel or Idler BearingReplacement of Blade Edge Replacement of GuideReplacement of the Wire Brush Replacing the Coolant PumpMachine Setup Uncrating and SpottingElectrical Wiring Diagram Fault Probable cause Suggested remedy TroubleshootingTroubleshooting Replacement Parts 55 56 137 113 136 114 115 135 134 Page Electrical Components Detail a 242A WHM Tool Group