A Simple Printer Maintenance Routine, Including Printhead Cleaning

01Key takeaway

Good printer maintenance is mostly simple habits: print something regularly, keep paper fresh and dry, keep the printer clean on the outside, update its firmware, and use the built-in cleaning tools only when a test page shows a problem. Inkjets benefit most from regular use; lasers mostly need clean paper paths and timely toner and drum changes. Leave internal servicing to the manufacturer.

02Terms used in this guide

• Printhead cleaning: an inkjet routine that clears nozzles by pushing ink through them. It uses ink.
• Nozzle check: a test pattern that shows whether every inkjet nozzle is firing.
• Firmware: the printer’s internal software, updated by the manufacturer for fixes and improvements.
• Maintenance box: a part in some inkjets that absorbs ink from cleaning; it needs replacing when full.
• Pickup rollers: rubber rollers that pull paper into the printer; dust on them causes feed problems.

03A routine you can actually keep

04Cleaning the printhead, where supported

Printhead cleaning is useful when you have a visible problem, such as missing lines or wrong colors, and wasteful when you don’t.

1. Print a nozzle check pattern from the printer’s maintenance or tools menu, or from the manufacturer’s app or driver. Menu names vary by model.
2. Inspect the pattern. If every line is complete, stop: no cleaning is needed.
3. Run one cleaning cycle if lines are missing or broken.
4. Print another nozzle check. If it is better but not perfect, run one more cycle.
5. Rest the printer. If the pattern is still incomplete after two cycles, leave the printer switched on but idle for several hours or overnight, then check again before doing anything else.
6. Align the printhead if text or lines look jagged after cleaning.

You should see: a complete nozzle pattern. If not, see fixing streaks and faded prints, and contact the manufacturer if it still doesn’t improve.

Laser printers don’t have printheads. Their equivalent is replacing the toner cartridge or drum when the printer or a diagnostic page says so; see replacing ink and toner safely.

05Safe cleaning, outside and in the paper path

1. Turn the printer off and unplug it. Let a laser printer cool for the time the manual suggests.
2. Wipe the exterior with a soft, dry, lint-free cloth. Don’t spray anything onto the printer.
3. Clean the scanner glass and lid backing on an all-in-one with a cloth, very slightly dampened with water if the manual allows.
4. Clean the paper trays by removing paper and wiping away dust and scraps.
5. Clean pickup rollers only if the manual describes it, using the method and access it shows.
6. Leave everything else alone. Don’t clean inside the printer beyond what the manual shows, don’t touch the printhead nozzles, contacts or the fuser, and never use solvents, compressed air or household cleaners unless the manual specifically says so.

06Habits that prevent problems

• Turn the printer off with its power button, not at the wall. Inkjets often cap the printhead when they power down properly, which helps prevent drying.
• Keep it plugged in if your manual recommends it, so automatic maintenance can run.
• Store paper in its wrapper, flat and dry. Damp paper causes jams and smudges; our guide to paper jams has more.
• Keep it in a clean, ventilated spot away from heat, direct sunlight and dust.
• Use supplies before they age. Check any install-by date and use older stock first.
• Update firmware through the printer’s update option, the manufacturer’s app or support site. Read the release notes first.
• Change default admin passwords on the printer’s web page, if it has one, and keep them private.

07Keep a simple printer log

A printer log sounds formal, but it can be a note on your phone or a sheet taped inside a cupboard door. Record when you replaced each ink or toner supply, when you last ran a cleaning cycle and why, and any messages the printer showed. Over a few months, the log tells you how quickly you use supplies (useful for budgeting), whether a problem keeps coming back, and exactly what to tell the manufacturer’s support if you need help. In a shared office, it also stops two people from running cleaning cycles on the same day.

08Before a long break

If you will be away for weeks, print a page before you go and leave the printer powered off with its button (or as the manual suggests). When you return, print a nozzle check before an important job. Some manufacturers give specific advice for long idle periods or for moving a printer, especially ink tank models; check the manual.

09When to get more help

Contact the manufacturer if the printer reports a maintenance box, ink pad, fuser or printhead error, if cleaning cycles don’t help, or if you notice leaks, burning smells or grinding noises. These usually need manufacturer servicing or a replacement part. Have the model and serial number ready, and ask about warranty coverage before arranging any repair.

10Common questions

How often should I clean the printhead?

Only when a nozzle check shows missing lines. Routine cleaning without a problem wastes ink and fills the maintenance box faster.

Is it bad to unplug a printer at the wall?

Many manufacturers recommend turning the printer off with its own button first, so it can park and cap the printhead. Check your manual for the recommended way to power down.

Do laser printers need maintenance?

Less than inkjets, but they benefit from clean paper paths, fresh paper and replacing toner and drums when asked. Some business models have scheduled maintenance kits.

Should I use cleaning cartridges or cleaning solutions?

Only if the manufacturer recommends them for your model. Unapproved products can damage printheads or affect warranty coverage.