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HP LaserJet Pro M402, M403, MFP M426, MFP M427 - Removal and replacement: Paper pickup roller assembly (Tray 2)

Introduction

This document provides the procedures to remove and replace the paper pickup roller assembly (Tray 2).

Before performing service

Turn the printer power off
  • Disconnect the power cable.
      warning:
    To avoid damage to the printer, turn the printer off, wait 30 seconds, and then remove the power cable before attempting to service the printer.
Use the table below to identify the correct part number for your printer. To order the part, go to www.hp.com/buy/parts.
Paper pickup roller assembly (Tray 2) part number
RM2-5452-000CN
Paper pickup roller assembly (Tray 2)

Required tools

  • No special tools are required to remove this part.

After performing service

Turn the printer power on
  • Connect the power cable.
  • Use the power switch to turn the power on.

Post service test

Make sure that the printer initializes to a Ready state.
Print a page from Tray 2 to make sure that the printer is functioning correctly.

Step 1: Remove Tray 2

  1. Pull the tray straight out of the printer to remove it.
    Figure : Remove the tray

Step 2: Remove the pickup roller assembly (Tray 2)

  caution:
When handling the roller holder, do not touch the gray spongy portion of the rollers. Skin oils on the rollers can cause paper handling problems.
note:
The M403/M402 printer is shown in this procedure. However, the procedure is valid for the M427/M426 printers.
  1. Carefully rotate the printer backward.
      caution:
    To avoid damage to the rear cassette cover, keep it in the closed position.
    Figure : Tilt the printer backward
  2. Continue rotate the printer backward until it rests on the rear cover, bottom-side face forward.
      caution:
    M427/M426: The integrated scanner assembly (ISA) is not captive, and can unexpectedly open when the printer is tilted back.
    Figure : Place the printer bottom-side face forward
  3. Release one tab (callout 1), and then slide the roller holder toward the left side of the printer to release it.
    Figure : Release one tab
  4. Remove the roller holder.
    Figure : Remove the roller holder

Step 3: Unpack the replacement assembly

Unpack the replacement part from the packaging.
  caution:
When handling the roller holder, do not touch the gray spongy portion of the rollers. Skin oils on the rollers can cause paper handling problems.
note:
HP recommends responsible disposal of the defective part.
Recycle and unpack
Figure : Recycle and unpack

Step 4: Install the pickup roller assembly (Tray 2)

  caution:
When handling the roller holder, do not touch the gray spongy portion of the rollers. Skin oils on the rollers can cause paper handling problems.
note:
The M403/M402 printer is shown in this procedure. However, the procedure is valid for the M427/M426 printers.
  1. Position the roller holder assembly in the printer as shown, and then slide it toward the right side of the printer.
    Figure : Install the roller holder
  2. Make sure that the tab snaps into place.
    Figure : Check the tab
  3. Carefully rotate the printer forward.
    Figure : Rotate the printer forward
  4. Continue rotate the printer forward until it rests in the operational position.
    Figure : Place the printer in the operational position

Step 5: Install Tray 2

  1. Slide the tray straight into the printer to install it.
    Figure : Install the tray