Lexmark E220 Service Manual - Page 129
Transfer roll service check
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4500 Transfer roll service check FRU Transfer bearing Transfer roll Action Check transfer roll area for debris and clean as necessary. Unplug the printer and check for continuity between the T solder joints (lower right side of the HVPS) and the right side of the transfer roll shaft. • If continuity is not indicated, remove the left bearing and check continuity between the solder joint and spring loaded pin. - If continuity fails, replace the HVPS contacts. - Clean bearing or replace if necessary. • If continuity is confirmed, check the bearing springs at each end of the transfer roll. They should provide even forces. - Replace bearings if necessary. - Inspect the roll for signs of wear or damage and replace if necessary. Diagnostic information 2-99