V -Belt Troubleshooting Guide - Russet

1 V -Belt Troubleshooting GuideListed here are some of the more common V -Belt symptoms and causes of belt is intended to help you troubleshoot so you can address the problem and correct more information on proper V -Belt maintenance, request Carlisle publication 102163from your local Carlisle Sidewall WearSYMPTOMSCAUSES*Indicates most common causes indicates other possible causes*Belts Pried On or Misplaced Slack Defective or Worn Backside IdlerWorn Cover on Back* Worn or Damaged Sheaves Belts Rubbing Guard Sheaves Misaligned Insufficient Tension Wrong belt Cross-Section or Type Improper or Prolonged Storage Excessive Heat Excessive Oil or Grease Use of belt Dressing Abrasive Environment Excessive Moisture Inappropriate Sheave Material Improper Tensioned Soft.

2 Swollen*Excessive Exposure to Oil or Grease Use of belt DressingV -Belt Troubleshooting GuideSYMPTOMSCAUSES*Indicates most common causes indicates other possible causesBelt Slips,Squeals (Spin Burn)* Worn or Damaged Sheaves* Insufficient Tension Wrong belt Cross-Section or Type Excessive Oil or Grease Excessive Moisture Overload Drive-Underbelting Insufficient Wrap on Small SheaveBelt Cover Split*Belts Pried On or Misplaced Slack Foreign Objects In Troubleshooting GuideSYMPTOMSCAUSES*Indicates most common causes indicates other possible causesUnderside Cracked*Excessive Heat*Sheaves Too Small*Undersized Backside Idler*Improperly Positioned Backside Idler Sheaves Misaligned Improper Or Prolonged StorageMissing Cogs*Excessive Heat*Sheaves Too Small*Backside Idler Sheaves Misaligned Improper or Prolonged

3 StorageCracked Bushings*Excessive Tension Worn or Damaged Sheaves Prying open The Split With a Screwdriver Troubleshooting GuideRapid Sidewall Wear * Worn Cover On Back* belt Turns Over Or Jumps Off Pulley * belt Soft, Swollen* belt Slips, Squeals (Spin Burn)** belt Cover Split Underside Cracked *Tie-Band Damaged **Repeated Breakage Belts Ride Too High* Belts Bottoming* Repeated Take-Up Necessary Belts Vibrate Excessively OrAppear Mismatched *Bearings Are Hot * Shafts Whip Or Bend *Cracked Bushings *Pulley Wobble ** Indicates Most Common Causes. Indicates Other Possible Causes. ** Belts Pried On Or Misplaced SlackBelts Rubbing GuardPulleys MisalignedWorn or Damaged PulleysPulleys Too Far From BearingPoor Bearing Or Shaft ConditionInsufficient TensionExcessive TensionImproper Pulley InstallationBelts Worn (Normal Service Life)

4 Wrong belt Cross-Section Or TypeMismatched Belts Or Mixed BrandsMachine-Induced Impulse Or ShockImproper Or Prolonged StorageExcessive HeatExcessive Oil Or GreaseUse of belt DressingAbrasive EnvironmentForeign Objects In GroovesExcessive MoistureOverloaded Drive-UnderbeltingDrive Seriously OverbeltedPulley Too SmallInsufficient Wrap On Small PulleyBackside RangeOil/HeatStatic( F)(2)ResistanceDissipatingGeneral General-Purpose Heavy DutyIndustrial Longer Life, High Efficiency,Small High-Performance, CompactGoodIndustrial Drives, Long High-Performance, CompactIndustrial Drives, Short Reduces belt Whip, Turnoveron Pulsating, Surge Longer Life, High Efficiency, Reduces belt Whip, Turnoveron Pulsating, Surge Loads-35130 Very Reduces belt Whip, TurnoverGoodon Pulsating, Surge Loads-35120 GoodSpecialSerpentine DrivesOrder-35130 Excellent Wide-Range Variable Sheaves-35130 VerySpecialSmall Diameters, High SpeedGoodOrderRatios.

5 Compact-35130 ExcellentNoEmergency ReplacementFixed Center Distance-35120 FairSpecialLight Duty DrivesOrderUsing a Single belt -35130 VeryNoLonger Life on FHP Drives, GoodClutching Lawn/Garden Drives(3) Ratings apply to rubber belts only. Available in constructionNotes: (1) Normally limited by sheave materials. (2) Expect little or no life loss due to Selection GuideMaximumGeneric belt TypeNormalBelt SpeedCarlisle Brand(Cross-Sections)HP Range(FT/Min)(1)Super BlueClassical Multiple1-5006000 Ribbon(A, B, C, D)Gold RibbonClassical Cogged1-5006000 Cog-BeltMultiple (AX, BX, CX, DX)SuperNarrow Multiple1-10006500 Power-Wedge(3V, 5V, 8V)Power-WedgeNarrow Cogged1-6006500 Cog-BeltMultiple (3VX, 5VX)SuperClassical Banded1-5006000 Vee-Band(RB, RC, RD)Gold RibbonClassical Cogged Banded1-5006000 Cog-Band(Premium HP) (RBX, RCX, RDX)Wedge-BandNarrow Banded1-10006500(R3V, R5V, R8V)DoubleDouble-V Belts1-2005000 Angle(AA, BB, CC, DD)

6 Variable SpeedVariable Speed21-1006000 Cog -Belt (1228V-6136V)Vee-RibV-Ribbed 4-5006000(J, L, M)Thoro-TwistLink (Segmented)1-3005000(O, A, B, C)(1000 min.)Durapower II FHP Light Duty 6000 FHP(2L, 3L, 4L, 5L)XDVP remium FHP Light Duty6000(L3, L4, L5)US Customer Service: (866) 773-2926 Canada Customer Service: (866) 797-2358 Website: : Carlisle Power Transmission Products, Inc.