Fig. 5-23 ; Note ; Menu - Page 141

Brother HL-3450CN User's Guide

Table of Contents

CHAPTER 5 MAINTENANCE
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CHAPTER 5 MAINTENANCE 

5-25 

8. 

  Move the Fusing Unit Pressure 

Release Levers to the SET 
position. 

 

Fig. 5-23 

9. 

  Install the Fuser Cleaner and the Oil Bottle into the new Fusing Unit and 

lock the Oil Bottle Lock Levers and the Fuser Cleaner Lock Levers. Be 
careful not to spill oil inside the printer. This could damage the printer.

 

 
 

Note 

If the condition of the Fuser Cleaner is poor, we recommend that you replace 
the Fuser Cleaner at the same time as the Fusing Unit. The life counter for 
the Fuser Cleaner will need to be reset. Please refer to page 

5-15

 for 

instructions. 

Partially used Oil Bottles can be reused with a new Fusing Unit.  

Please wait for 30 minutes after installing a new Fusing Unit to allow the 
oil to circulate completely through the Heat Roller. 

 
 

10. 

Close the Top Cover, and then plug the printer into the AC outlet. 

11. 

Press the 

Power

 button to turn the printer On. 

12. 

Press any of the 

Menu 

buttons (

+

,

 –

Set

 or 

Back

) to take the printer Off 

Line. 

13. 

Press 

+

 or 

 until “RESET MENU” appears. 

14. 

Press 

Set

 to proceed to the next menu level, and then press 

+

 or 

 until 

“PARTS LIFE” appears. 

15. 

Press 

Set

, and then press 

+

 until “FUSER UNIT” appears. 

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

Lists of information found in Brother HL-3450CN User's Guide - Page 141

  • 8. Move the Fusing Unit Pressure Release Levers to the SET position.
  • 9. Install the Fuser Cleaner and the Oil Bottle into the new Fusing Unit and lock the Oil Bottle Lock Levers and the Fuser Cleaner Lock Levers.
  • 11. Press the Power button to turn the printer On.
  • 12. Press any of the Menu buttons ( + , – , Set or Back ) to take the printer Off Line.
  • 13. Press + or – until “RESET MENU” appears.
  • 14. Press Set to proceed to the next menu level, and then press + or – until “PARTS LIFE” appears.
  • 15. Press Set , and then press + until “FUSER UNIT” appears.

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