Main points of Heidelberg daily maintenance and maintenance of PM52 printing machine

Daily maintenance checklist: The following daily maintenance work is performed every 50'000 copies.

Serial number

Maintenance parts

Maintenance

•

Go to work

Central oil lubrication system

Refuel manually once a day at the lowest possible speed (3000 rpm)

Pre-wet hair sand channeling roller

Although you can't see it, it should be run in water for about 1 minute before pre-inking

important

Paper brake crank

Push the paper gauge after shaking it from beginning to end, so that the paper brake guide and the two sides

Keep the movement flexible on the small chain without being jammed by powder spraying

secondary

Mopping to work, adding isopropyl alcohol

•

daily

important

Wipe when dirty, clean with a non-corrosive solvent, properly greased

Plate and rubber roller shoulder iron

important

Paper collection chain

Add oil frequently

secondary

Front eye

Wipe with glasses cloth

secondary

Buoyancy bottle for water tank

Eliminate air bubbles on the surface

•

Off work

Ink roller and water roller

Thoroughly clean more than once a day (including adding water with alcohol). Before installing the wiper, wipe the outside of the wiper blade. If the sides of the roller are not clean, it is recommended to wash again.

Ink scraper rubber

After cleaning the ink roller, wipe the rubber blade of the wiper blade as soon as possible

Ink fountain and stop on both sides

Thoroughly clean at least once a day, the laser ink fountain plate should be wiped as dry as possible

important

Rough sand channeling roller

After cleaning the ink roller, run on the water roller for about 1 minute to wet the sand roller

important

Bucket roller and metering roller

Turn off the water first, scrub carefully with a special cleaning agent for bucket roller (alcohol is also acceptable)

Plate cylinder surface

Use a non-corrosive solvent to carefully clean the surface of the plate cylinder so that the plate will not stick to the cylinder, otherwise it will affect the accuracy of the diagonal registration adjustment

Imprint cylinder surface

Use non-corrosive solvents for cleaning, and properly grease other than the printing format

important

Paper transfer roller rough sand surface

Use non-corrosive solvents for cleaning, and properly grease other than the printing format

secondary

Dirty spot remover

Take out clean, do not exchange

secondary

Avoid pressure marks on the water bucket roller

Deflate after work and check whether the hands are in the green normal range (6Bar). If the machine is shut down for more than 24 hours, the pressure of the water bucket roller should be released. If the machine is shut down for a longer time, the pressure between the water roller and the channeling roller should be released

secondary

Exterior

Wipe guard and foot pedal

secondary

Sweeping the ground after work and emptying the trash

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