Brother S-7300A - Timing Belt

S-7300A
5. DISASSEMBLY
73
5-22. Timing belt
5-23. Timing pulley U
1107D
1. Timing pulley U (Remove the belt from the upper shaft, and pass it over the upper shaft)
2. Timing pulley D (Remove the belt from the lower shaft)
1269D
1. Set screws [2 pcs]
2. Timing pulley U