Ricoh A172 Service Manual page 466

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&900)8-2#291&)6U
%440-'%&0)#13()0U
####+)78)82)6#h#FJNJ)fFJNJ
####6-'3,#h#%*-'-3#'3036#IFNJfIENJ
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SUBJECT:
COLOR MIS-REGISTRATION
SYMPTOM:
The copy produced has vertical mis-alignment of colors in the sub-scan direction.
CAUSE:
1. The Drive Belt tension is mis-adjusted.
2. The Set Screw for the Transfer Belt Gear is loose.
3. The Pressure Springs (AA063491) have become weak, allowing the Transfer Belt to slip.
SOLUTION:
Perform the following steps:
1.
2.
Tighten this set-screw.
RICOH GROUP COMPANIES
8)',2-'%0#7)6:-')#&900)8-2
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Set Screw is located behind this frame.
Loosen then tighten this screw
to correct the Transfer Drive
Belt tension. Replace the Belt if
it shows signs of wear.
'328630#23T#FMN
NJfFGfML
Continued...

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