Fusing - Mita DP-2800 Service Manual

5A2

Fusing

The toner on the paper is permanently fused onto the paper as it passes between the florin-
finished heat roller (A below) and the pressure roller (B below) in the fuser unit. The toner
is molten and pressed into the paper.
A
B
The heat roller has two halogen lamps, turning alternatively on depending on the size of the
paper passing through to maintain the preheat temperature at approximately 185°C/365°F.
This ensures the even temperature dispersal over the long heat roller. See the picture and
table below.
Thermistor Thermo-cut
Engine
Controller
Heat distribution
4-14