C4, SB 740-97-38
Classification
Item
Defect
Major
Minor
A
B
Lights and reflectors
Stage III corrosion; cracked or broken ................................................................
x
Stage II corrosion................................................................................................
x
CLUTCH ASSEMBLIES:
Bearings, shafts, linkage,
and springs.
Stage III corrosion; frozen...................................................................................x
Stage II corrosion................................................................................................
x
Metal disks and plates
Stage III corrosion...............................................................................................x
Stage II corrosion................................................................................................
x
Fiber disks and bands
Deteriorated; punctured or torn ...........................................................................x
Lubricant
Contaminated......................................................................................................
x
BRAKE ASSEMBLY:
Drum and/or shoes
Stage IV corrosion ..............................................................................................x
Stage III corrosion...............................................................................................
x
Stage II corrosion................................................................................................
x
Springs, anchors, cable,
yokes, and/or linkage
Stage IV corrosion; distorted or broken...............................................................x
Stage III corrosion; frozen...................................................................................
x
Stage II corrosion................................................................................................
x
Fluid reservoirs, wheel and
master cylinders
Stage III corrosion on internal surfaces; stage IV
corrosion on external surfaces; leaks; boots
deteriorated; frozen.......................................................................................x
Stage III corrosion on external surfaces; stage II
corrosion on internal surfaces.......................................................................
x
Air reservoir
Stage III corrosion on internal surfaces; stage IV
corrosion on external surfaces......................................................................x
Stage II corrosion on internal surfaces; stage III
corrosion on external surfaces......................................................................
x
Cylinder actuating rods
Stage IV corrosion ..............................................................................................x
Stage III corrosion ............................................ x
Stage II corrosion .............................................
x
Lines, hoses, and fittings
Checked; cracked; kinked; split or cut; leaks;
loss of flexibility ..................................... x
DRUM:
Interior surfaces
Stage IV corrosion ............................................. x
Stage III corrosion ..........................................x
Flights
Bent, cracked, broken or deformed .............................. ......................................x
Trunion tires
Stage IV corrosion; cracked, broken, or deformed .............................................x
Stage III corrosion...............................................................................................
x
Drum drive sprockets
Stage IV corrosion; bent, cracked, or deformed;
broken teeth..................................................................................................x
Stage III corrosion...............................................................................................
x
Trunion and thrust rollers
Stage IV corrosion on bearings, shafts, rollers,
and/or adjusting bolts; cracked or broken .....................................................x
Stage III corrosion on bearings, shafts, rollers,
and/or adjusting bolts....................................................................................
x
DRIER DRUM FEEDER:
Hopper
Stage IV corrosion on interior surfaces; bent,
cracked, or broken ........................................................................................x
Stage III corrosion on interior surfaces ...............................................................
x
Feeder gates
Stage IV corrosion; bent, cracked, or broken ......................................................x
Stage III corrosion...............................................................................................
x
Grizzley bar screen
State IV corrosion; bent, cracked, or broken .......................................................x
Stage III corrosion...............................................................................................
x
Rotary charging chute
Stage IV corrosion on interior surfaces; drive
sprocket cracked or broken ..........................................................................x
Stage III corrosion on interior surfaces ...............................................................
x
DISCHARGE CHUTE:
Stage IV corrosion on interior surfaces, bent,
cracked, or broken ........................................................................................x
Stage III corrosion on interior surfaces ...............................................................
x
BURNER AND FUEL SYSTEM:
Bulner cone and combustion
chamber.
Refractory material cracked, broken, burned, orl
disintegrated .......................................................................................................x
Burner assembly
Stage IV corrosion on internal surfaces; fuel oii
residue or other foreign matter in nozzle
openings .......................................................................................................x
III-BB-3
