Brother International 3450CN User Guide - Page 139

Replacing the Fusing Unit, Please wait for 30 minutes after installing a new Fusing Unit to allow

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CHAPTER 5 MAINTENANCE Replacing the Fusing Unit 1. Press the Power button to turn off the printer. Unplug the printer. To avoid injury, wait until the printer has cooled down sufficiently before replacing the Fusing Unit. 2. Open the Top Cover. 3. Unscrew the two long screws as shown to release the Fusing unit from the printer. Fig. 5-19 Note Please wait for 30 minutes after installing a new Fusing Unit to allow the oil to circulate completely through to the Heat Roller. If you begin using a new Fusing Unit immediately, poor print quality may result. 4. Remove the Fusing Unit from the printer by holding the handles on both sides. 5-23 Fig. 5-20

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CHAPTER 5 MAINTENANCE
5-23
Replacing the Fusing Unit
1.
Press the
Power
button to turn off the printer. Unplug the printer. To avoid
injury, wait until the printer has cooled down sufficiently before replacing
the Fusing Unit.
2.
Open the Top Cover.
3.
Unscrew the two long screws as
shown to release the Fusing unit
from the printer.
Fig. 5-19
Note
Please wait for 30 minutes after installing a new Fusing Unit to allow
the oil to circulate completely through to the Heat Roller.
If you begin
using a new Fusing Unit immediately, poor print quality may result.
4.
Remove the Fusing Unit from the
printer by holding the handles on
both sides.
Fig. 5-20