Read Sharp AR-DU1 (serv.man19) Technical Bulletin online
“FAST FACTS”
FOR THE ATTENTION OF THE SERVICE DEPARTMENT
Models : AR280
Ref : FF/COP/94
Date : 24/06/99
AR285
AR335
Subject :
ARDU1-Damaged ADU Frame.
Symptom :- Misfeeds may occur when paper is entering the duplex unit. This is due
to the ADU frame cracking at the rear where the ball bearing is fitted.
to the ADU frame cracking at the rear where the ball bearing is fitted.
Action :- Depending on where the rear side of the ADU frame (LFRM-0963FCZZ) is
cracked, depends on which repair frame is used.
cracked, depends on which repair frame is used.
1. If the top of the ADU frame is damaged, where the ADU paper guide
(PGIDDM1814FCZZ) is located the damaged section has to be removed and the
Roller support plate FN (LPLTM5680FCZZ) fitted.
Roller support plate FN (LPLTM5680FCZZ) fitted.
2. If the left hand side of the bearing is cracked the Roller support plate RN
(LPLTM5681FCZZ) must be fitted.
3. Finally if both sides of the bearing are cracked the lower part of the bearing
housing has to be removed and the ADU motor fixing plate (CPLTM5443FC02)
fitted.
fitted.
4.
In all the above cases the rear frame side bearing has to be replaced with
NBRGP0573FCZZ.
NBRGP0573FCZZ.
The complete fitting instructions will be on the Sharp Technical Web site, under Tech
Bulletins AR280/285/335 models.
NOTE :-
Please advise our Technical Administration Department of any changes to your Service Department
details (i.e. fax number, telephone number, address, etc.) on fax number 0161 205 0014.
details (i.e. fax number, telephone number, address, etc.) on fax number 0161 205 0014.
Sharp Electronics (UK) Ltd
Copier Technical Support
Technical Services Group
Technical Services Group
Page ( 1 / 5 )
AR-DU1 Procedure for Repairing Damaged Frame
(1) Remove AR-DU1 (ADU) from the machine.
[If Section A in the picture below is damaged]
A
Roller support plate
Ball bearing
E type ring
B
(2) Unfasten E type ring (P/G No. 2-1)/Ball bearing (P/G No. 2-3) shown in the
picture above.
(3) Remove Screw at Section B in the picture above, and remove Roller support
plate (P/G No. 2-3).
(4) If Section A in the picture above comes off completely, go on to Step (5).
If it does not come off but is cracked, ADU frame must be cut using a nipper
or the like as shown below.
or the like as shown below.
Cut here.
Page ( 2 / 5 )
(5) In place of Roller support plate, secure Repair part with the screw that had
been fastened originally.
At this point, for Section C, use the screw that had been originally fastened
to secure Earth plate. Fasten Earth plate and Repair part together.
Repair part
Repair part
C
The screw that has been removed in Step 3 above.
Earth plate
(6) Tighten E type ring (P/G No. 2-1) /Ball bearing (P/G No. 2-3) that have been
removed in Step 2 above.
Ball bearing
E type ring
Page ( 3 / 5 )
[If Section D in the picture below is damaged]
Please note that Repair part can be used when Section D in the picture below
is cracked only. If Section D comes off completely, Repair part must not be
used.
Please note that Repair part can be used when Section D in the picture below
is cracked only. If Section D comes off completely, Repair part must not be
used.
D
E
(7) Remove Screw at Section E in the picture above.
(8)
Fasten Repair part by the screw that has been removed from Section E in
the picture above.
the picture above.
Repair part
Repair part
