Thermo Scientific APEX 500 Rx User Manual page 9

5) Firmly attach the reject chute to the reject solenoid shaft using the supplied M5 hex
wrench. Tighten the M5 hex screw to 6 ft-lb (8N-m).
6) Attach the reject bin by doing the following.
a) Slide the reject bin over the plastic pin on the APEX output chute.
Thermo Scientific—APEX 500 Rx User's Guide Page 9