Our #4 has a squeak that appears to be coming from the ink drum. In attempting to find the source of the squeak, we have noticed the ink drum is VERY close to the operator side of the press(less than an ink knife blade). I did a little careful cleaning with a utility blade and [...]

Our Vandercook No. 4 does not stay in trip.  When printing, the operator has to hold down the trip to keep it in place.  In comparing it to our other No. 4, the trip mechanism is still in place, but the trip bar connected to the handle has a lot of play; there is no [...]

I am trying to figure out how to tighten the action on the CM-37 handle of the inking system.  This press has always had problems with uneven inking and after eliminating trip mechanism issues and replacing glazed rollers, ink distribution on the form is still occasionally  lighter on the operating side.  I think it has [...]

I am having an issue with our Uni I—it has a squeaky rider roller.  I took a look at an old post, ‘Inking Roller Squeal,’ and that was helpful, but I have an additional question.  The black knob at the end of the rider is loose, but when it is held in place, the squealing [...]

Is anyone familiar with balancing the cylinder on an SP-20?  Our 20 never seems to print well and we’ve balanced the base & made sure the rollers are seated properly to no avail.  I’ve asked around locally & balancing the cylinder came up.  Any instruction would be greatly appreciated–a step-by-step breakdown would be even more so. [...]

Can anyone provide a picture and approximate dimensions of the bullet catch that holds up the ink distribution rollers for cleaning on a Uni I? Ours has gone a-miss and I have a VERY KIND friend willing to machine us a new one–but I have no idea what it looks like!