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Manufacturing / Industrial • Inspections

Press Roller Removal

This Procedure explains how to safely remove print unit rollers for cleaning or replacement using an 8 mm T-wrench. Follow the numbered sequence, unlock and remove rollers carefully, store them properly, and leave fixed-bearing components for Heidelberg service.
Rohrer - WAD
09/18/2025

Press Roller Removal

This Procedure explains how to safely remove print unit rollers for cleaning or replacement using an 8 mm T-wrench. Follow the numbered sequence, unlock and remove rollers carefully, store them properly, and leave fixed-bearing components for Heidelberg service.

    PREPARATION

    Tool – Only ever use the 8mm T-wrench to remove the inking rollers. The use of other tools can damage the journal boxes and control elements

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    Recommended Removal Sequence Numbers 13, 12, down to 1 correspond to the removal sequence of the inking Rollers Ink distributors / dampening distributors A through F and the ink fountain roller are mounted on fixed bearings and shall only be removed by Heidelberg Service

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    CAUTION Improper handling and storage can lead to roller surface becoming damaged, Rest the rollers on the journals and secure the rollers from rolling.

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    Roller Storage - Store the rollers in the two box frames as shown to ensure they are not damaged and are contained to avoid rolling

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    REMOVING THE ROLLERS

    Using the T-Wrench lift up the roller lock and swing to one side. Remove the rider roller, roller 13 and place in Roller Storage position 13

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    -Remove Inking Roller 12 and place in Roller Storage position 12 – Remove Inking Roller 10 and place in Roller Storage position 10

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    Open the roller locks on both sides D.S and O.S, using the T-wrench and swivel the latch upward. – Remove the ink vibrator roller 11 and place in Roller storage position 11

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    Open the roller locks on both sides D.S and O.S, using the T-wrench in position 1 and swivel the latch upward. – Remove the inking Roller 9 and place in Roller storage position 9

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    Open the roller locks on the D.S and O.S –Insert the T-wrench into the borehole on the roller lock on both sides – Push the T-wrench upward releasing the locking device in the roller lock – Swivel the roller lock into the press – The journal box is now accessible – Remove the inking roller 8 from the print unit.

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    Inking Roller 7 is not locked - remove inking roller 76 from the print unit

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    Prior to removing inking roller 6, engage the inking rollers 1 through 4 to the printing plate by pressing the ink form rollers ON/OFF button on the printing unit touch screen. – Pull the inking roller out of the bearing guide via the compression point and remove the inking roller from the print unit. NOTE: - when removing the inking roller 6 , ensure you do not damage the roller at the ink fountain.

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    Open the roller locks on D.S and O.S on both sides, insert the T-wrench and swivel the latch upward. – Remove Rider roller 5 from the printing unit

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    Prior to removing ink forming rollers 1 through 4 – ensure they are engaged to the print plate. – Open the roller locks on D.S and O.S , insert the T-Wrench and swivel the lock downwards – remove ink roller 4 from the print unit.

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    Open the roller locks on D.S and O.S , insert the T-Wrench and swivel the lock downwards – remove ink roller 3 from the print unit.

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    Open the roller locks on D.S and O.S , insert the T-Wrench and swivel the lock downwards – Reach over ink distributor D to grab the inking form roller 2 between the plate cylinder and the ink distributor.- Lift one side of the inking form roller out of the journal box, and roll the inking form roller upwards at the ink distributor. - remove ink roller 3 from the print unit.

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    Open the roller locks on D.S and O.S , insert the T-Wrench and swivel the lock downwards – oll the inking form roller towards the delivery into the bearing shell of the ink forming roller 2. Grab the ink forming roller 1 between the plate cylinder and the ink distributor D. Lift one side of the ink forming roller out of the journal box, and roll the inking form roller 1 upwards at the ink distribuot – remove the inking form roller 1 from the print unit.

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Source: Rohrer - WAD (Community Member)

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