KJ4A vs KJ4B: Which Kyocera Head Fits Your Ink?
Oct 29, 2026 · 7 min readKyocera KJ4A and KJ4B printheads share the same footprint, nozzle count and width, but one is built for UV ink and one for water-based. This guide covers how to
Read MorePrints Running Crooked: Roller, Vacuum, or Feed Motor?
Oct 29, 2026 · 11 min readCrooked prints on a roll fed machine come from three places: media pulled at an angle, media gripped unevenly, or media not held flat. Mark both edges at one me
Read MoreRoland XF-640 Heaters: What Each of the Three Zones Does
Oct 28, 2026 · 7 min readThree heater zones on a Roland XF-640 do three different jobs, and the setpoint ranges are narrow on purpose. Here is what the preheater, the print heater and t
Read MoreInk Pooling Under the Printhead: Which Part Is Actually Leaking?
Oct 27, 2026 · 7 min readInk on the printhead nose is usually not a dead printhead. Clean the nozzle plate, park the carriage, and then read when the drip comes back: while idle, mid pr
Read MoreKM1024i MHE vs LHE vs SHE: Which Variant Fits Your Machine?
Oct 27, 2026 · 11 min readEvery KM1024i variant measures the same on the bench, so the label decides which one your machine needs. This breaks the lineup by drop size, firing frequency a
Read MorePrinthead End of Life: What to Measure Before You Order a New One
Oct 26, 2026 · 9 min readPrinthead life gets counted in months, and that number hides the only variable that matters: how much ink the head has moved. Track ink volume, cleanings per sq
Read MoreHow to Test a Wide Format Ink Pump Before You Replace It
Oct 26, 2026 · 7 min readA wide format ink pump fails slowly, and by the time the nozzles go quiet most shops have already ordered a printhead. One cleaning cycle with your eyes on the
Read MoreWide Format Error Codes: What to Check Before You Call Service
Oct 26, 2026 · 8 min readThe panel code is a location, not a diagnosis. Pull the error history first, sort the codes by when they appeared, and read the subsystem name rather than the n
Read MoreHow to Tell a Worn CR Motor From a Loose Belt
Oct 25, 2026 · 12 min readThe CR motor is the part most shops blame and the part that is usually fine. Stretched belts, glazed pulleys, dry rails and dragging ink tubes cause most carria
Read MoreHow to Build a Mutoh VJ-1624 Spare Parts Kit
Oct 25, 2026 · 11 min readBuy for the failure your VJ-1624 actually has, not for a catalog page. The head is shared across three models, the dampers cross even wider, and a hardened cap
Read MoreWhen Your Shop Turns Dry and the Prints Start Acting Up, Check the Room Before You Blame the Printhead
Oct 24, 2026 · 8 min readDry shop air raises the surface resistance of film, banner and coated stock, and the charge it builds pulls satellite droplets off course onto the nozzle plate
Read MoreWhy a Solvent Printhead Will Not Run UV Ink, and the Three Checks That Tell You Which Chemistry Your Machine Actually Uses
Oct 24, 2026 · 14 min readA printhead that mounts perfectly can still be built for the wrong ink chemistry, and the damage usually shows up weeks later as deflection, seal swelling and d
Read MoreWhat We Learned From Compatible Parts That Failed After Fitting: Six Checks to Run Before You Order for a Wide Format Printer
Oct 23, 2026 · 10 min readCheap parts fail in predictable ways, and most of them are caught before the order ships. Here are the six checks that a working print shop should run on any no
Read MoreHow to Commission a Replacement Printhead on a Wide Format Printer Without Guessing Your Way to a Stable Nozzle Check
Oct 23, 2026 · 13 min readA new printhead that passes one nozzle check and fails by the second production hour is almost never a bad head. This five stage commissioning sequence covers d
Read MoreDTF Printer Anatomy: Every Consumable in the Ink Path, Counted One by One From Bottle to Film
Oct 22, 2026 · 9 min readNine components sit between an ink bottle and a sheet of DTF film, and the white channel touches every one. This walk through the ink path names each consumable
Read MoreMimaki JV300 Consumables Map: What to Stock, What to Skip, and How to Set Reorder Triggers Without a Chart
Oct 22, 2026 · 7 min readFollow one JV300 through a working day and the real consumables map writes itself: the moments when a part decides whether the shift finishes on time. Here is w
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