38 ZXP Series 7 Card Printer Service Manual P1036102-007
Replacement Procedures for the Printer
Procedures: Feeder Cartridge
Step 5. Remove the Lock Pawl; arrow below. Note the orientation of the Lock Pawl.
Step 6. With an adjustable wrench, remove the large nut (arrow below).
Step 7. Remove the Lock Assembly, and set it aside.