Replacing the Drum Cleaner; Caution ; Fig. 5-27 - Page 147

Brother HL-3450CN User's Guide

Table of Contents

CHAPTER 5 MAINTENANCE
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CHAPTER 5 MAINTENANCE 

5-31 

Replacing the Drum Cleaner 

Caution 

Both ends of the Drum Cleaner roller consist of metal bearings that connect 
the bias element to the power supply. When you install the Drum Cleaner, 
the metal bearings must be connected correctly. Be sure to check how they 
are connected by referring to the old Drum Cleaner before you begin 
replacement. 

  

 

1. 

  Press the 

Power

 button to turn the printer Off, and then unplug the 

printer. 

2. 

  Open the Top Cover. 

3. 

  Remove the Drum Cleaner 

Cover. 

 

Fig. 5-27 

4. 

  Remove the Drum Cleaner by 

lifting it up and out of the printer 
with both hands. 

 

Fig. 5-28 

Detailed Information for Brother HL-3450CN User's Guide

Lists of information found in Brother HL-3450CN User's Guide - Page 147

  • 1. Press the Power button to turn the printer Off, and then unplug the printer.
  • 2. Open the Top Cover.
  • 3. Remove the Drum Cleaner Cover.
  • 4. Remove the Drum Cleaner by lifting it up and out of the printer with both hands.

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