select printer | 90/120/130 series disassembly | disassembly instructions
hp designjet 90/120 and 130 series printers
» disassembly instructions
 
» disassembly instructions
» right end cover
» left end cover
» ink supply station
» electronics module
» power supply unit
» service station
» front panel
» encoder strip
» carriage motor
» cleanout assembly
» ink supply tubes
» carriage (120/120nr)
» carriage (90/90r/ 130/130nr)
» carriage belt
» starwheel assembly
» print platen assembly
» ramp motor assembly
» spittoon
» pivot assembly
» feed roller assembly
» pick assembly
» inner paper guide
» OOPS sensor
» paper-axis motor
» bypass platen
» bypass platen actuator (90/90r/130/130nr)
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feed roller assembly
Switch off the product and remove the power cable.
   
  1. Remove the Center Cover
   
    2. Remove the Right End Cover
     
    3. Remove the Left End Cover
     
    4. Remove the Electronics module
     
    5. Remove the Power Supply Unit
     
    6. Remove the Service Station
     
    7. Remove the Starwheel Assembly
     
  8. Remove the Print Platen Assembly
   
  9. Remove the Spittoon (if installed)
   
  10. Remove the Pivot Assembly
   
11. Disconnect the Paper-Axis and Encoder cables.
   
12. Remove 1 T-10 screw that secures the Paper-Axis Motor Mount.
   
13. Remove 2 T-10 screws that secure the Pivot Assembly Support on the right hand side of the Printer.
   
14. Remove the Pivot Assembly Support from the Printer.
   
15. Release the locking mechanism from the right hand side of the Printer.
   
16. Remove 1 T-10 screw and nut that secures the Feed-Roller Support on the left hand side of the Printer.
   
17. Remove 2 T-10 screws that secure the bracket on the left hand side of the Printer.
   
18. Remove the Bracket from the Printer.
   
19. Release the locking mechanism from the left hand side of the Printer.
   
20. Release the Spring from the Bracket.
   
21. Raise the locks so that they are aligned with the cutouts and lift out the Feed Roller Assembly (including the Paper-Axis Motor) from the Printer.
   
After removing or replacing the Feed Roller Assembly, make sure that you perform the PRS Adjustment procedure and the Accuracy Calibration.

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