Riders

Roller issues, squeaky sound on No.4

Revised. I’ve recently refurbished a No. 4. When the roller carriage is in contact with the ink drum (hence the form roller clutch is engaged), there’s an awful squeaking sound. The front rider roller does roll, and the oscillating roller seems sort of sluggish. It’s difficult to gauge where the sound is coming from, but …

Roller issues, squeaky sound on No.4 Read More »

New info in SP-15 roller hesitation problem

Hey Everybody, It seemed like this was going to be a workable problem, but now in actuality it has taken a turn for the worse. Today we printed a navy ink with no problem, then washed up and put PMS 874 (gold metallic) on the press. Very quickly things went down hill. I am attaching …

New info in SP-15 roller hesitation problem Read More »

Old Style Rider Bushings

Greetings Paul and Vanderbloggers (First post!) I’ve acquired a Vandercook No 3 – OS (green) model. Serial is #9403 (currently registered to a previous owner on the census). While already functional, I am in the midst of typical maintenance/rehab and becoming familiar with this particular model. First issue: This backside rider roller (Part M-123) is loose/large …

Old Style Rider Bushings Read More »

Ink Drum, oscillator and rider rollers

Hello everyone. Could someone please tell me what could be causing this uneven spread of ink on the ink drum? Could it be the press leveling? I’m not sure it is 100% level. I’m also attaching some photos of my refinished oscillator and rider rollers. I think they definitely improved the inking, I didn’t refinish …

Ink Drum, oscillator and rider rollers Read More »

Machining a metal rider roller for SP-15

I got an SP-15 press with a missing rider roller. I purchased the brass end pieces from NA Graphics, and am about to go to my location machine shop and have the roller made, bringing with me a borrowed roller from another SP-15. Does anyone have any suggestions or advice? Is there a national company …

Machining a metal rider roller for SP-15 Read More »