Cause Comments Recommendations
Very dirty solvent  Exceedingly dirty loads

Distill on the basis of 4-6 galls/100 lbs of clothes, minimum

Dirty filter screens Periodic maintenance is required Clean screens by steaming or boiling
Insufficient precoat Soil will not be properly dispersed throughout the filter medium Check recommended dosage and add accordingly
Free water present in system Check for high relative humidity, water leaks and damp filter powders Locate water source and eliminate
Not enough powder added to rigid tube filters with each load Soil will not disperse uniformly Check recommended dosage and add accordingly
Muck buildup over manifold Periodic maintenance is required Keep manifold area free of muck
Failure to mix filter powder with activated carbon or sweetener Mixing powders yields more porous filter medium Use amounts recommended by additive manufacturer
Improper use of additives May act as soil Carefully follow manufacturer’s directions

< Back