Martin Sprocket & Gear Screw Conveyor Safety - Manual (Page 13)

CEMA STANDARD NO: 352-2012
17. Center hanger bearings between screw sections. Torque hanger assembly bolts to proper torque rating per Chart A.
18. Assemble seal and bearing to opposite trough end. Make sure end shaft is centered in seal and trough end openings.
Torque bolts to proper torque rating per Chart A.
19. Insert end shaft through end bearing and into last screw section and install coupling bolts. DO NOT TIGHTEN
COUPLING BOLTS.
20. Rotate entire screw assembly to check alignment and adjust hanger assemblies as required.
21. Torque ALL coupling bolts to proper torque rating. Over tightening of coupling bolts could result in failure in tension.
CEMA recommends tightening coupling bolts to 75-percent of the values given in the Bolt Torque Guide to eliminate
over tightening of coupling bolts.
22. Adjust seals as required.
23. Remove all debris from conveyor.
24. Install covers in proper sequence starting at inlet end and attach with provided fasteners.
25. Lubricate drive and all bearings in accordance with manufacturer's instructions. DRIVES GENERALLY SHIPPED
WITHOUT OIL.
26. MAKE SURE ALL CEMA SAFETY LABELS ARE IN PROPER LOCATIONS.
Figure 1 - Piano Wire Setup Diagrams
CEMA COMMONLY USED PIANO WIRE SETUP
PIANO WIRE ATTACHED TO TOP OF CONVEYOR ON SIDE
OPTIONAL PIANO WIRE SETUP
PIANO WIRE ATTACHED TO CENTERLINE OF CONVEYOR ON SIDE
9.