HP LaserJet 4v/mv Service Manual - Page 132

NOTE Figure 6-34 6regill To Reinstall (Registration Roller): Refer to Figure 6-34 while reinstalling. 1 NOTE the placement of the thin metal grounding tab (see Figure 6-34, side view) on the left retainer arm. It must slide underneath the bushing on the rear Transfer Roller as you carefully ease the left retaining arm and left Registration Roller bushing back into place. 2 NOTE the position of the brass bushings on the ends of the Registration Roller (see Figure 6-34, top view). The flat sides must be horizontal and the flanges must be outside of the chassis slots. 3 Make sure that the gear on the left end of the Registration Roller is properly meshed before replacing the screws. 4 Make sure that the spring retaining plate locating pin is inserted through the hole in the chassis. 5 When replacing the screws holding the spring retainer plates, rock the plates toward the rear and hold them flat while inserting and starting the screws. Make sure that the screws are fully tightened before proceeding. Printer Chassis Spring TOP VIEW Roller Retaining Arm Spring Retaining Plate Self-tapping Screw Brass Bushings Rear Metal Roller Registration Roller (Rubber) Registration Roller CROSS SECTION Roller Retaining Arm Rear Metal Roller Metal Grounding Finger Spring Retaining Plate Spring Printer Chassis Locating Pin Self-tapping Screw Registration Roller (2 of 2) 6-40 Removal and Replacement