The drive belt on my Challenge MP-15 just broke. I found a link to buy a new one from Grainger, based on a link Paul had posted for an SP-15 (the specs seem correct, 18″ long, 1/5″ pitch, 90 teeth).
Hey All, I have a Challenge 15MP which is the knock off of the SP-15 and am having two issues that I would love some help figuring out. Question #1: Oscillating Roller Recent home construction resulted my contractor accidentally flooding
My daughter has a Challenge 15MP. Sometimes when she returns the carriage to the feedboard, the gears “chatter,” that is, the gears are not matching up and it makes the carriage shake. I’ve looked at it and don’t see anything
I am having a new worm gear and crescent fabricated for a Challenge M series press.* I intend to have a couple of extra sets made. The cost per set will be $1,150 with free shipping within the US and Canada. This
Hello All, I have a Challenge 15MP (similar to the Vandercook SP15). Not having an extensive manual for this particular press, I am not sure I’m finding all the appropriate oil ports to lube it correctly. Does anyone have a
Hello all, I made the first adjustments to the lower two eccentrics on either side of the carriage today, gaining a much more even impression across the width of the bed. Special thanks to Gerald Lange, Fritz Klinke, and others
Hello All, I’m having a grand old time trying to set the bearings on my Challenge 15mp and it’s been over two weeks of adjusting, proofing and re-adjusting. The main issue I’m finding is that my carriage shifts once the
Hi All, I am helping to restore her Challenge 21MP. It seems the inking rollers and assembly are missing. Maybe dutifully taken off the press after printing and forgotten about. The cores and rubber are not as much of a
Hi folks! I’m hoping that your collective knowledge can help with a Ink Distribution Roller issue. I have a Challenger 21MP. I’ve restored it and it is in great shape….except for the Ink Distribution Roller. I’m not familiar with the
Does anyone know the specs on the form rollers for a Challenge 15MP proof press ?
Hi Folks – I know that I use one of the “knock offs”, a Challenge 21MP (similar to the Vandy SP15), but I’m up poop creek without a plunger. I am calling on the collective wisdom of this group…. I’ve