SHARP SP1756 Technical Report
Date: May. 23, 1994
COPIER : Z-20
1. TROUBLE SHOOTING DEFORMATION OF FAN CASE
AND PULLEY
2. TROUBLE SHOOTING STACKING TROUBLE
1. Trouble shooting deformation of fan case and pulley
1.Model name: Z-20, 23, 24, 27
2.General: When soaking oil of the fan shaft socket flow out, t he fan case and the pulley are
sometimes deformed which is caused by friction heat of fan spi nning. Change in
materials of the fan bearing have been made to avoid this.
No. : SP-1756
3.Description : Fan bearing Change in materials Sint ered copper → PPS
Only the updating of the parts code is necessary becaus e the change has been carried
out from the first unit of mass production.
4.Action: From the first unit of mass production.
2. Trouble shooting stacking trouble
1.Model Name: Z-20, 23, 25, 27
2.General: The parts code has been changed f r om the start of production.
3.Description: Z-20: Discontinuation of discharge brush
Z-23, 25, 27: Changes to the form of discharge brush
4.Action: Only the updating of the parts code is necessary becaus e the change has been carried
out from the first unit of mass production.
SHARP CORPORATION Reprography Division
1/2
Green
C
Current parts New parts
Ref.
Model
No.
Z-20
Z-23
1
Z-25
Z-27
Z-20
2
Z-23
Z-25
Z-27
<Interchange>
1. Interc ha ng ea bl e. 4. N ot i nt er ch an ge ab l e.
2. Current type can be used in place of new type.
New type cannot be used in place of current type.
3. Current type cannot be used in place of new type.
New type can be used in place of current type.
Parts marked with “ ” is important for maintaining the safety of the set. Be sure to replace these parts with
sp eci fi e d on es fo r m ai n ta in i ng t he s a fe ty an d pe rf o rma nc e o f th e s et .
name
Version P/G No.
7 -13
All
7 -38
7 -38
!
Parts code Parts code
NBRGC0489FCZZ NBRGP0515FCZZ AD Fan bearing 1st lot. — Q’ty: 2
PBRSR0132FCZZ Discontinued — Discharge brush 1st lot. —
PBRSR0132FCZZ PBRSR0132FCZ1 AD Discharge brush 1st lot. —
Price
rank1
5. Interchangeable if replaced with same types of
relate d parts in use .
6. Others .
Parts name
Effec-
tive
time
Inter-
change-
ability
Note
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