GRAPHTEC FC8000-75 - How to Replace the Y-Motor

FC8000-UM-251-9370 6-21
6. DISASSEMBLY AND REASSEMBLY
6.2.10 How to Replace the Y-motor
How to detach the Y-motor
(1) Detachtherightsidecover(seeSubsection6.1.1).
(2) DisconnecttheY-motorcablesfromconnectorJ7andJ13onthemainboard.
(3) LoosenthetwoM3L4WPsetscrewstodetachtheY-motorpulley.
Ymotor
M3L6bindingheadscrew
M3L4WPsetscrew
Ymotorpulley
(4) RemovethefourM3L6bindingheadscrewsholdingtheY-motor.
(5) DetachtheY-motorpulley,thendetachtheY-motor.
How to reinstall the Y-motor
(1) AttachtheY-motortotheY-motorbracket.
(2) HangtheY-drivebeltontheY-motorpulleyandtheY-idlerpulley.
(3) AttachtheY-motorpulleytotheY-motor.
(4) TightenthetwoM3L4WPsetscrewsthatholdtheY-motorpulley.
(5) SpreadasuitablequantityofLoctite222onthetwoM3L4WPsetscrewsthatholdtheY-motorpulley.
(6) SpreadasuitablequantityoftheShinetusilicongreaseG501ontheY-motorpulleyandY-idlerpulley.
(7) PerformtheY-drivebelttensionadjustment.(seeSubsection7.2.2).
(8) Reattachtheotherpartsinthereverseorderinwhichtheyweredetached.