Rollers too hard and out of specification

Check durometers and replace if necessary

Excessive calcium, gum and other material in roller train

Apply a calcium rinse or hot water/white vinegar (2:1) rinse

Roller train and fountain solution too cold

Set rollers to 72°-80°F (22°-26°C) and water pan to 65°F (18°C)

Fountain solution too mild

Ensure chemistry has enough etch and alcohol substitute per manufacturer’s recommendations