C 4, SB 740-97-38
Classification
Item
Defect
Major
Minor
A
B
Stage II corrosion on ends of pulley and/or shaft ................................................
x
Drive idler
Stage IV corrosion; chipped or broken teeth .......................................................x
Stage III corrosion...............................................................................................
x
Stage II corrosion................................................................................................
x
Foot shaft, pulley, and
adjusting rod.
Stage IV corrosion on exterior surfaces of pulley,
threaded surfaces of adjusting rod or pulley
shaft..............................................................................................................x
Stage III corrosion on exterior surfaces of pulley,
threaded surfaces of adjusting rod or pulley
shaft..............................................................................................................
x
Stage II corrosion on exterior surfaces of pulley,
threaded surfaces of adjusting rod or pulley
shaft..............................................................................................................
x
Stage IV corrosion ..............................................................................................x
Stage III corrosion...............................................................................................
x
Stage II corrosion................................................................................................
x
Pillow blocks
Stage IV corrosion ..............................................................................................x
Stage III corrosion...............................................................................................
x
Stage II corrosion................................................................................................
x
BELT:
Checking; cracking; broken reinforcing; frayed;
cut; loss of flexibility and resiliency; fungus
growth...........................................................................................................x
BELT SCRAPER:
Stage IV corrosion on brackets and bars; rubber
scraper checking or cracking; loss of flexibility
and resiliency................................................................................................x
Stage III corrosion on brackets and bars ............................................................
x
Stage II corrosion on brackets and bars .............................................................
x
CARRIER ROLLERS:
Stage IV corrosion ..............................................................................................x
Stage III corrosion...............................................................................................
x
GUARDS, DUST PANS, BELT
PLATES AND CHUTE:
Stage IV corrosion ..............................................................................................x
Stage III corrosion...............................................................................................
x
LUBRICATION FITTINGS:
Dry; missing or broken; stage IV corrosion .........................................................x
Stage III corrosion...............................................................................................
x
Stage II corrosion................................................................................................
x
BASIC ISSUE ITEMS
(BII):
Missing ...............................................................................................................x
Deteriorated or damaged.....................................................................................
x
COMPONENTS AND
ACCESSORIES:
Missing, incomplete ............................................................................................x
Deteriorated or damaged.....................................................................................
x
LI'TING AND/OR TIE
DOWN DEVICES:
Cracked, broken, or distorted..............................................................................
x
WARNING OR CAUTION
PLATES:
Illegible; missing .................................................................................................x
MODIFICATION WORK
ORDER (MWO):
Urgent classification
Not applied..........................................................................................................x
Routine classification
Not applied..........................................................................................................
x
DATA PLATES:
Illegible or missing ..............................................................................................
x
III-DD-2
