Applied Product Catalog 2016 2017 Page i19 Applied Product Catalog 2016/2017

Troubleshooting Belts Industrial Supplies and Expertise i19 Information used with permission of Continental ContiTech. PROBABLE CAUSES PROBLEM Excessive Oil Exposure to Elements Pried Over Sheaves Contact w/ Obstruction Insufficient Tension Stalled Drive Sheaves Constant Slippage Rough Sheaves Substandard Sheaves Excessive Tension Shock Load Foreign Material Excessive Dust Drive Misalignment Worn Sheaves Excessive Vibration High Ambient Temperature Drive Underbelted Damaged Tensile Member Incorrect Belts Incorrect Drive Setup Insufficient Take Up Improper Matching Mixed Old & New Belts Non Parallel Shafts Different Manufacturers Belt/Pulley Incompatible Loose Cover & Swell Weathering or "Craze" Cracks Gouges Spin Burn Envelope Wear Uneven Envelope Wear Ply Separation Side Split Broken Belts Belts Turn Over Hardening & Premature Cracking Belt Squeal Excessive Stretch Excessive Vibration Belts Too Long At Installation Belts Too Short At Installation Mismatched Belts At Installation Cut Thru on Top (Joined Belts) Flange Wear (Synchronous Belts) Web Fabric Wear (Synchronous Belts) Tooth Shear (Synchronous Belts) SOLUTIONS PROBLEM Lubricate Property Clean Sheaves & Belt Replace Belts Provide Protection Install Property Check for Belt Length Remove Obstruction Tension Properly Free Sheaves Replace Sheaves File Smooth Redesign Drive Operate Properly Align Drive Provide Ventilation Check for Proper Belt Check Machinery Use Only New Belts Use Single Source Check Fit Replace Pulleys Loose Cover & Swell Weathering or "Craze" Cracks Gouges Spin Burn Envelope Wear Uneven Envelope Wear Ply Separation Side Split Broken Belts Belts Turn Over Belt Squeal Excessive Stretch Excessive Vibration Belts Too Long At Installation Belts Too Short At Installation Mismatched Belts At Installation Cut Thru on Top (Joined Belts) Flange Wear (Synchronous Belts) Web Fabric Wear (Synchronous Belts) Tooth Shear (Synchronous Belts)

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