HP (Hewlett-Packard) 9055 Printer User Manual


 
ENWW ADF unit 207
MFP disassembly/assembly
Removing and reinstalling the
paper reverse/exit roller
WARNING! The interlock, which is
turned off when the front
right or left door opens or
closes, should never be
turned on forcibly with the
ADU stand pulled out.
WARNING! Removal and reinstallation
of the ADU stand involve
carrying a heavy load so it
should be performed by
two persons.
CAUTION Be sure the power cord has
been unplugged from the
wall outlet.
Procedure
1 Pull out the ADU stand from the MFP.
2 Remove the fuser. See “Fuser” on
page 208.
3 Remove the transfer/separation corona
unit. See “Corona unit” on page 159.
4 Remove the second paper feed unit.
5 Remove the ADU stand.
6 Remove the conveyance unit.
7 Remove the ADU conveyance roller (1).
8 Remove the screw to remove the paper
reverse/exit roller rotation knob.
9 Remove the front E-ring and remove the
bearing.
10 Remove the rear E-ring to remove the
paper exit reverse gear (1) and pin.
11 Remove the E-ring and remove the
bearing.
12 Remove the paper reverse/exit roller by
sliding it back and forth.
13 Reinstall the above parts following the
removal steps in reverse.
E-ring
E-ring
E-ring
Bearing
Bearing
Pin
Screw
Paper reverse/exit
roller
Paper exit/
reverse gear (1)
Paper reverse/exit roller
rotation knob