Keys Fitness 1550 Owner's Manual page 14

Assembly
Step 5
Attach Press Arm Support (6) to Main Upright (2) by aligning the holes and sliding the Shaft (19) through.
Secure the Shaft (19) in place using two Set Screws (50).
Install Press Arm (7) to Press Arm Support (6) by aligning the holes and sliding the Shaft (21) through.
Secure the Shaft (21) in place using two Set Screws (50).
Figure 5
14