Modify longitudinal frame member - AN31.30-P-0001-01A

Model 163.113/136/154/172 #A up to 145272, #X up to 708318 

1. Measure (a) from outside edge of long hole and (b) from inside edge of longitudinal frame member.
2. Mark position and drill Ø = 5.4 mm hole, then wax hole.
3. Repeat for opposite side of longitudinal frame member.
   Fig 1: Identifying Longitudinal Frame Member Hole