C 4, SB 740-97-38
APPENDIX III-FF
ITEM DEFECTS FOR FEEDER, FINES,
BITUMINOUS MIX
Classification
Item
Defect
Major
Minor
A
B
FRAME MEMBERS:
Stage IV corrosion ..............................................................................................x
Stage III corrosion...............................................................................................
x
BIN ASSEMBLY:
Stage IV corrosion ..............................................................................................x
Stage III corrosion...............................................................................................
x
SCREW CONVEYOR ASSEMBLY:
Housing
Stage III corrosion on interior surfaces; stage IV
corrosion on exterior surfaces.......................................................................x
Stage II corrosion on interior surfaces; stage III
corrosion on exterior surfaces.......................................................................
x
Paddle and screw conveyor
Stage IV corrosion ..............................................................................................x
Stage III corrosion...............................................................................................
x
Stage II corrosion................................................................................................
x
Screw shaft
Stage IV corrosion; shaft frozen..........................................................................x
Stage III corrosion...............................................................................................
x
Stage II corrosion................................................................................................
x
Flange bearings
Stage IV corrosion ..............................................................................................x
Stage III corrosion...............................................................................................
x
Stage II corrosion................................................................................................
x
Sprockets
Stage IV corrosion; chipped or broken teeth .......................................................x
Stage III corrosion...............................................................................................
x
Stage II corrosion................................................................................................
x
CLUTCH ASSEMBLY:
Clutch
Stage IV corrosion; frozen on shafts...................................................................x
Stage III corrosion...............................................................................................
x
Stage II corrosion................................................................................................
x
Shifter yoke
Stage IV corrosion ..............................................................................................x
Stage III corrosion...............................................................................................
x
Stage II corrosion................................................................................................
x
Shifter lever
Stage IV corrosion; clevis pin frozen in yoke end................................................x
Stage III corrosion...............................................................................................
x
Stage II corrosion................................................................................................
x
DRIVE ASSEMBLY:
Shafts
Stage IV corrosion ..............................................................................................x
Stage III corrosion...............................................................................................
x
Stage II corrosion................................................................................................
x
Stage IV corrosion ..............................................................................................x
Stage III corrosion...............................................................................................
x
Stage II corrosion................................................................................................
x
Stage IV corrosion ..............................................................................................x
Stage III corrosion...............................................................................................
x
Stage II corrosion................................................................................................
x
Chains
Stage IV corrosion; cracked or broken links........................................................x
Stage III corrosion...............................................................................................
x
IDLERS:
Stage IV corrosion; chipped or broken teeth .......................................................x
Stage III corrosion...............................................................................................
x
Stage II corrosion................................................................................................
x
UNIVERSAL JOINTS:
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
COMPONENTS AND ACCESSORIES:
Missing; incomplete ............................................................................................x
Deteriorated or damaged.....................................................................................
x
MODIFICATION WORK
ORDER (MWO):
Urgent classification
Not applied..........................................................................................................x
Routine classification
Not applied..........................................................................................................
x
DATA PLATES:
Illegible or missing ..............................................................................................
x
III-FF-0
