Xerox 4090 - Manual (Page 111)

PRINTER MAINTENANCE
a. Insert the lower rod onto the springs on both ends of
the pressure roll, as shown below.
b. Center the wiper on the pressure roll. Pull up the wiper
and place the upper rod onto the brackets on both ends
of the pressure roll, as shown below.
XEROX 4050/4090/4450/4650 LPS OPERATOR GUIDE 6-23