How to replace drive belt for Challenge MP-15?
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).
SP25 ink drum “bouncing”
The ink drum on my SP25 has started bouncing up and down at one end as soon as any slight pressure is applied, like when I lower the form rollers or when I wipe off the ink while the drum
No. 4 Drive Chain
I’m slowly making progress on cleaning up my No. 4 and the other day I ran into a strange issue. Hoping others can shed some light on the situation. After re-timing the carriage I noticed it wouldn’t return all the
SP15 Ink Drum uneven
Paul – That SP15 I sold to your friends at Old Dominion last year is having a problem with uneven inking = uneven pressure from the main ink drum. My guess is that, since it is spring-loaded, that either the
SP-15 Motor / Ink Drum Noise
We are having some issues on our SP-15 with a “clicking” noise from the ink drum. It sounds like it’s coming from the pulley/timing belt area. It’s gotten progressively worst the past 2 days and also looks like it’s maybe
Polishing drums on a SP-15
So I’m rehabbing my SP-15 currently. The rollers melted a long time ago, and the printer has been sitting in a garage for 20 years. There was some light rust and goop on most surfaces that I was able to
Ink Drum on #4
The ink drum on the recent #4 was frozen in place–bound up by years of uncleaned ink, and it was also in contact with the operator side of the recess where it sits. After much penetrating oil and some heavy
Vandercook SP20 Ink Drum Not Spinning
Though the ink drum drive chain and gear seem to be operating normally when powered on, the ink drum itself is not spinning. The ink drum does move freely when manually manipulated.
Ink drum on the No. 4
Hi guys, you might remember that last year I posted about this problem I was having with my ink drum not getting fully inked. https://vandercookpress.info/vanderblog/2013/08/ink-drum-oscillator-rider-rollers/ I finally got around to changing the wooden bushings on the Ink drum and on
Rag disappeared into my No. 4 — help!
One my my worst nightmares just happened. I was cleaning the ink drum of my No. 4 and carelessly let the rag slip with the drum rotating. I immediately switched off the power and hoped to see the rag on
SP-20 Motor Noise, Chain Bounce
Hello – Paul kindly inspected my press before I purchased it. During his inspection he noted that the motor was loud, but quieted down quickly. Paul suggested checking the motor mounts, but those checked out fine. I’ve been trying to
SP-20 Motor (Shaft Key) and Ink Drum Removal
Hello – I removed the ink drum chain this morning and noticed that there is quite a bit of movement in the gear that comes out of the motor. Is this normal? Or do I need to push the pin
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