HP (Hewlett-Packard) 9055 Printer User Manual


 
ENWW ADF unit 201
MFP disassembly/assembly
Removing and reinstalling the
pre-registration 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 Remove the front and rear registration
springs.
CAUTION When reinstalling, pay
attention to the location of
the registration spring
hook.
2 Remove the E-ring (φ 6)
3 Press the cleaner coupling and pull out the
pin.
4 Remove the spring.
5 Remove the front and rear E-rings (φ 8)
and remove each bearing.
6 Slide the ADU pre-registration roller back
and forth to remove.
7 Reinstall the above parts following the
removal steps in reverse.
E-ring( / 8)
E-ring( / 6)
Hook
Bearing
Spring
Cleaner
coupling
Pin
Registration
spring
Pre-registration roller
Registration
spring
Bearing
Hook
E-ring( / 8)
Polyslider