Page 31 - ConveyorBeltMaintenanceManual2010

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CAUSE:
Material spillage and buildup
SOLUTIONS:
Improve loading and transfer conditions; install cleaning devices; improve maintenance
CAUSE:
Pulley lagging worn
SOLUTIONS:
Replace pulley lagging
PROBLEM: Covers harden or crack
CAUSE:
Heat or chemical damage
SOLUTIONS:
Use the belt designed for the specific condition
CAUSE:
Improper storage or handling
SOLUTIONS:
Refer to Goodyear Engineered Products for proper storage and handling instructions
PROBLEM: Covers swells in spots or streaks
CAUSE:
Spilled oil or grease; over-lubrication of idlers
SOLUTIONS:
Improve house keeping; reduce quantity of grease used; check grease seals
PROBLEM: Belt breaks at or behind fasteners; fasteners pull out
CAUSE:
Fastener plates too long for pulley size
SOLUTIONS:
Replace with smaller fasteners; increase pulley size
CAUSE:
Wrong type of fastener; fasteners too tight or too loose
SOLUTIONS:
Use proper fasteners and splice technique; set up schedule for fastener inspection
CAUSE:
Tension too high
SOLUTIONS:
Increase belt speed, same tonnage; reduce tonnage, maintain same belt speed; reduce friction with better
maintenance and replacement of damaged idlers; decrease tension by increasing arc of contact or go to
lagged pulley; reduce the counterweight to minimum amount
CAUSE:
Heat or chemical damage
SOLUTIONS:
Use belt designed for specific conditions
PROBLEM: Vulcanized splice separation
CAUSE:
Belt improperly spliced
SOLUTIONS:
Re-splice using proper method as recommended by Goodyear Engineered Products
CAUSE:
Pulleys too small
SOLUTIONS:
Use larger-diameter pulleys
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INSTALLATION, MAINTENANCE & TROUBLESHOOTING GUIDE
T R O U B L E S H O O T I N G