Brochure

164
®
Troubleshooting Guide For
BrowningMVP
®
VariableSpeedBeltDrives
Short belt life
Spin burns from belt slipping on driver sheave
under stalled load conditions or when starting.
Tension belt.
Gouges or extreme cover wear caused by belt
rubbing on drive guards or other objects.
Eliminate obstruction or realign drive to provide
clearance.
High ambient temperature.
Provide ventilaion. Shield belt. Use Gripnotch
belts.
Grease or oil on belt. Check for leaky bearings. Clean belt and sheaves.
Worn sheaves. Replace sheaves.
Misalignement
Use companion sheave and align with center
grooves.
Belts turn over in groove Damaged cord section in belts. Frayed or gouged
Replace belts.
belts.
Excessive vibration. Tension belt. Replace belts if damaged.
Flat idler pulley misaligned. Realign idler.
Worn sheaves. Replace sheaves.
Sheave misalignment. Realign drive.
Belt squeal
High starting load. Belt not tensioned properly.
Excessive overload.
Tension drive or redesign and replace drive.
Insufcient arc of contact. Increase center distance or use and replace drive.
Belt breakage
Foreign material in drive. Provide drive guard.
Belt damaged during installation.
Follow Browning V-belt Drive Installaion
instructions.
Shock or extreme overload. Eliminate overload cause or redesign drive.
Belt stretch beyond takeup
Worn sheaves. Replace sheaves.
Underdesigned drive. Redesign and replace drive.
Takeup slipped. Reposition takeup.
Drive excessively tensioned. Properly tension drive.
Damaged cord section during installation. Replace belt and properly install.
Excessive vibration
Damaged cord section. Replace belt.
Loose belt. Tension belt.
Belt too long at installation
Insufcient takeup. Use shorter belt.
Drive improperly setup. Recheck driver and driven machine set up.
Wrong sized belt. Use correct size belt.
Belt too short at installation
Insufcient takeup. Use longer belt.
Drive improperly setup. Recheck driver and driven machine set up.
Wrong sized belt. Use correct size belt.
What Happened Probable Cause What To Do