C 4, SB 740-97-38
APPENDIX III-T
ITEM DEFECTS FOR DRIERS - MIXERS, BITUMINOUS -
CONCRETE MATERIALS, WHEEL MOUNTED
Classification
Item
Defect
Major
Minor
A
B
EXTERIOR SURFACES AND
HOUSINGS:
General
Fractures; base mounting and/or fastening devices broken or missing
x
Dents
............................................................................................................. x
Painted surfaces
Stage III corrosion; chipped or abraded ................................................
x
Stage II corrosion
............................................................................................................. x
Unpainted noncritical surfaces
Stage IV corrosion....................................................................................
x
Stage III corrosion
............................................................................................................. x
Stage II corrosion
.............................................................................................................
x
TRAILER CHASSIS:
Refer to SB 740-97-23
ENGINE ASSEMBLY:
Valves, rocker arm assembly
Stage II corrosion .....................................................................................
x
Stage I corrosion
............................................................................................................. x
Piston assembly and cylinder walls.
Stage II corrosion .....................................................................................
x
Stage I corrosion
............................................................................................................. x
Flywheel and ring gear
Stage IV corrosion; ring gear chipped, cracked, or broken ................
x
Stage III corrosion
............................................................................................................. x
Stage II corrosion
.............................................................................................................
x
Air cleaner
Stage IV corrosion....................................................................................
x
Stage III corrosion
............................................................................................................. x
Stage II corrosion
.............................................................................................................
x
Cooling system:
Radiator
Stage IV corrosion on internal surfaces; leaks .....................................
x
Stage III corrosion on internal surfaces; coolant contaminated .......................................................................
x
Stage II corrosion on internal surfaces .............................................................................................................
x
Shutters and controls
Stage IV corrosion....................................................................................
x
Frozen; stage III corrosion
............................................................................................................. x
Stage II corrosion
.............................................................................................................
x
Fan Blades broken; stage IV corrosion
x
Bent, stage III corrosion
............................................................................................................. x
Stage II corrosion
.............................................................................................................
x
Cooling fins
Bent or otherwise damaged to the extent repair is required ...............
x
Seals and gaskets
Deteriorated; leaks or seeps ...................................................................
x
Hoses and belts
Checldng or cracldng; frayed or cut; loss of flexibility;
fungus growth; broken reinforcing
............................................................................................................. x
Cracked; broken; stage IV corrosion .....................................................
x
Stage III corrosion
............................................................................................................. x
Stage II corrosion
.............................................................................................................
x
Water pump
Stage IV corrosion on internal surfaces; frozen; leaks........................
x
Stage III corrosion on internal surfaces .............................................................................................................
x
Stage II corrosion on internal surfaces .............................................................................................................
x
Fuel system:
Tanks:
Internal surfaces
Stage III corrosion ....................................................................................
x
Stage II corrosion; coating peeling or flaking .....................................................................................................
x
xternal surfaces
Stage IV corrosion....................................................................................
x
Stage III corrosion
............................................................................................................. x
Stage II corrosion
.............................................................................................................
x
Lines, hoses and connectors
Cracked or checked; kinked; broken; fungus growth..........................
x
Filters and sediment bowls
Stage IV corrosion on internal surfaces; cracked or broken ..............
x
Stage III corrosion on internal surfaces; element deteriorated
or contaminated
............................................................................................................. x
Stage II corrosion on internal surfaces .............................................................................................................
x
Carburetor, injectors or
nozzles
Stage III corrosion; cracked or broken ..................................................
x
Stage II corrosion; contaminated
............................................................................................................. x
Seals
Deteriorated; leaks or seeps ...................................................................
x
_____
Rain cap
Stage IV corrosion; cracked, broken or missing ..................................
x
III-T-1