Martin Sprocket & Gear Bucket Elevator Safety - Manual (Page 13)

9
Maintenance
Periodic inspections must be performed to determine the wear rate of all chains, buckets, belts and bearings. During these
inspections the alignment of sprockets, pulleys and all drive components shall be checked. Retightening of fasteners and checks to
insure guards, covers, gratings, controls, and safety devices are in place, secure, and operating correctly.
Keep a good supply of spare parts. When ordering, refer to our Service Manual and furnish the part identification as well as
original order number.
WARNING: Removal of backstop may cause unexpected machinery movement as indicated by note 17 of “Safety” If backstop
is installed as part of shaft mount reducer removal of torque arm may also cause unexpected machinery movement.
Maintenance Checklist:
Buckets:
❑ Check buckets periodically for bucket damage and loose bolts.
All damaged buckets should be replaced or properly repaired.
Discharge Bibb:
❑ Check adjustable discharge bib for wear after a month of operation and replace discharge bibb if worn.
Inspect discharge bibb on a regular basis.
Sprockets, Traction Wheels
❑ Check sprockets and traction wheels for excessive, uneven, or unusual wear.
Replace sprockets or traction wheels if worn. On segmental sprockets, check and re-torque bolts on the replacement
segments on both the head and boot shafts.
Chain, Belt
❑ Check the take-up for bucket clearance in the bottom of the boot housing.
To add clearance, remove (1) two-link section, as required.
❑ Inspect chain/belt regularly. Consult manufacturer for wear guidelines
Important !!
Correct all deficiencies before continuing/restarting operation of any machinery.
Caution:
Practice good housekeeping and use proper LOCK OUT/TAG OUT ALL POWER procedures.
Keep the areas around loading, discharge, drive and control points, clean and free from obstructions to maintain a
safe environment for all personnel.