Table 4-1. Troubleshooting - continuedPROBLEMPOSSIBLE CAUSEREMEDYExcessive noise1. Stretched drive chain.Replace drive chain.from driveassembly2. Broken teeth onReplace any damaged sprockets.sprockets.3. Bearing failure.Replace damaged bearings.Excessive noise1. Stretched drive chain.Replace drive chain.from mud pumppower frame2. Broken teeth onReplace sprocket.sprocket.3. Bearing failure.Replace damaged bearings.AIR COMPRESSOR DRIVEAir compressor1. Insufficient air pres-Inspect entire air line installation fordrive clutch willsure.any restrictions or leaks which couldnot engagedecrease the air supply to the clutch.Check tattle tale switch.Check operating valve for full opening.If operating in cold weather, the airlines may be restricted due to freezingof the moisture in the air system. Theaddition of Denatured alcohol or Ethy-lene Glycol in the air receiver willeliminate this problem. Avoid the useof all rust inhibitors or commercialantifreeze.2. Ruptured diaphragm.Replace diaphragm.3. Drive rings worn out.Replace drive rings.Air compressor1. Insufficient air pres-Inspect entire air line installation fordrive clutch slipssure.any restrictions or leaks which coulddecrease the air supply to the clutch.Check operating valve for full opening.Carefully inspect clutch for possibleair leakage at the diaphragm.If operating in cold weather, the airlines may be restricted due to freezingof the moisture in the air system. Theaddition of Denatured alcohol or Ethy-lene Glycol in the air receiver will4-4
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