Current through October 31, 2024
Section 230.102 - Tender plain bearing journal boxesPlain bearing journal boxes with the following defects shall be removed from service immediately and repaired:
(a) A box that does not contain visible free oil;(b) A box lid that is missing, broken, or open except to receive servicing;(c) A box containing foreign matter, such as dirt, sand, or coal dust that can reasonably be expected to damage the bearing; or have a detrimental effect on the lubrication of the journal and bearing;(d) A lubricating pad that:(2) Is not in contact with the journal;(3) Has a tear extending half the length or width of the pad, or more, except by design;(4) Shows evidence of having been scorched, burned, or glazed;(5) Contains decaying or deteriorated fabric that impairs proper lubrication of the pad;(6) Has an exposed center core (except by design); or(7) Has metal parts contacting the journal;(e) A plain bearing that: (1) Is missing, cracked, broken;(2) Has a bearing liner loose;(3) Has a broken out piece; or(4) Has indications of having been overheated, as evidenced by:(ii) Smoke from hot oil; or(iii) Journal surface damage; or(f) A plain bearing wedge that:(1) Is missing, cracked or broken; or(2) Is not located in its design position.